I’ve looked into the top generator transfer switches that guarantee safe, reliable backup power. From compact indoor models to rugged outdoor units, these switches are built to meet safety standards and match various generator wattages and circuits. I focus on features like weatherproof enclosures, easy installation, and safety mechanisms. If you want a clear overview of the best options to protect your home during outages, keep going—more details await.
Key Takeaways
- Ensure the transfer switch is UL/CSA/ETL certified for safety and compliance with NEC standards.
- Choose the right capacity (100A, 200A, or smaller) based on your generator wattage and household load.
- Opt for weatherproof NEMA 3R enclosures for outdoor installations to ensure durability in harsh environments.
- Select models with manual double-throw switches, circuit breakers, and safety interlocks for reliable, safe operation.
- Consider prewired units with additional accessories like inlet boxes and cords for easier, safer installation and maintenance.
100A Generator Transfer Switch for Indoor/Outdoor Use
If you need a versatile transfer switch that can handle both indoor and outdoor installations, the 100A Generator Transfer Switch is an excellent choice. It’s rated for 24,000W and seamlessly switches power from the utility grid to backup sources like generators or solar systems. Built with durable aluminum connections and a galvanized steel NEMA 3R enclosure, it withstands harsh weather, including rain and hail. Designed for easy wiring with a large enclosure and wires up to 3 AWG, it offers reliable, long-term performance. Plus, with a 10-year warranty and 24/7 support, you can trust this switch for safe, secure, and dependable power backup.
Best For: homeowners and property managers seeking a durable, reliable transfer switch suitable for both indoor and outdoor installation to ensure seamless backup power during outages.
Pros:
- Built with weather-resistant galvanized steel and aluminum connections for long-term durability
- Capable of handling high-demand appliances with a power rating of 24,000W and 100A capacity
- Easy to install with a large NEMA 3R enclosure and wiring accommodating up to 3 AWG
Cons:
- Professional electrician installation is recommended, which may add to overall costs
- No electronic parts, which might limit advanced control or automation features
- Limited to specific power capacities; not suitable for larger or more complex electrical systems
Reliance Controls 30 Amp 6-Circuit Transfer Switch Kit
The Reliance Controls 30 Amp 6-Circuit Transfer Switch Kit stands out as an excellent choice for homeowners and small business owners seeking a reliable, professional-grade solution. It safely connects portable generators to your electrical system, supporting up to 7,500 watts with L14-20 or L14-30 outlets. The kit includes a prewired load-side transfer switch with wattmeters, a weatherproof outdoor inlet box, and cords for different generator sizes. Designed for easy installation, it guarantees seamless power transfer during outages, preventing back feeding and protecting your utility. With a 5-year warranty and a legacy of quality, this kit offers peace of mind when backup power is critical.
Best For: homeowners and small business owners needing a professional-grade, safe, and reliable solution to connect portable generators to their electrical systems during power outages.
Pros:
- Supports up to 7,500 watts with compatibility for L14-20 and L14-30 outlets, suitable for various generator sizes
- Includes a prewired load-side transfer switch with wattmeters for easy monitoring and safe operation
- Comes with weatherproof outdoor inlet box and multiple cords, ensuring comprehensive and professional installation
Cons:
- Installation may require some electrical knowledge or professional assistance for proper setup
- Limited to generators with L14-20 or L14-30 outlets, not compatible with all generator types
- 10-foot cord length may be restrictive for some setups, requiring additional extension cords in certain scenarios
100A Generator Transfer Switch
A 100A generator transfer switch stands out as an ideal choice for homeowners who need a reliable, high-capacity solution to power their entire household during outages. Rated for 24,000W and supporting 120/240-volt systems, it seamlessly switches power from the utility to backup sources like gas generators or solar systems. Built with durable galvanized steel and aluminum connections, it resists corrosion and weather damage. Its safety features, including a lock hole and internal grounding, ensure reliable operation. Easy to install with ample wiring space, this switch offers long-term stability, making it perfect for those who want continuous, safe power backup for their entire home.
Best For: homeowners seeking a durable, high-capacity transfer switch to ensure safe, reliable power supply for their entire household during outages.
Pros:
- Supports whole-house power needs with a 24,000W capacity and 100A rating for high-demand appliances
- Constructed with corrosion-resistant galvanized steel and aluminum connections for durability outdoors and indoors
- Features safety components like a lock hole and internal grounding for reliable, safe operation
Cons:
- Professional installation recommended, which may incur additional costs
- Limited to 100A capacity, not suitable for homes requiring higher electrical loads
- No electronic components, which could limit advanced automation or monitoring features
200A Generator Transfer Switch for Home Use
A 200A generator transfer switch is an excellent choice for homeowners seeking reliable, whole-house power during outages. It supports seamless transfer from utility to backup sources like gas or solar generators, handling up to 48,000W—enough to run high-demand appliances like dryers and stoves. Made from galvanized steel and meeting NEMA 3R standards, it’s suitable for both indoor and outdoor use, resistant to weather conditions such as rain, hail, and wind. The manual operation guarantees safe and controlled switching, with features like a lock hole and built-in grounding for added safety. Easy to install and low-maintenance, it offers over 10 years of dependable performance.
Best For: homeowners seeking a durable, reliable, and weather-resistant transfer switch to ensure continuous power supply during outages.
Pros:
- Supports seamless transition with a high capacity of 48,000W to power entire home appliances
- Constructed from galvanized steel meeting NEMA 3R standards, suitable for outdoor use in harsh weather
- Manual operation with safety features like a lock hole and built-in grounding for secure switching and protection
Cons:
- Installation may require professional assistance for optimal safety and performance
- Manual operation might be less convenient than automatic transfer switches during emergency situations
- No electronic or automatic features, which could be a drawback for users preferring automated systems
Connecticut Electric EmerGen Transfer Switch, 30 Amp 10-Circuit
If you need a reliable transfer switch that can power essential circuits during outages, the Connecticut Electric EmerGen Transfer Switch, 30 Amp, 10-Circuit, stands out. It provides safe, code-compliant backup power to critical loads like lights, fridge, furnace, and sump pump. With a 10-foot cord and factory-installed inlet, setup is straightforward for DIYers and professionals alike. Heavy-duty breakers offer overload protection, while the built-in safety interlock prevents back-feed. Designed for durability, it includes spare parts for easy maintenance. Operating at 240 volts and supporting up to 7,500 watts, this switch guarantees your home stays powered safely when the grid goes down.
Best For: homeowners and DIYers seeking a reliable, code-compliant backup power solution for essential circuits during outages.
Pros:
- Easy to install with factory-installed inlet and pre-wired harness for quick setup
- Heavy-duty breakers provide robust overload protection and safety features like built-in interlock
- Supports up to 7,500 watts and durable construction for long-term reliability
Cons:
- Weighs nearly 29 pounds, which may require assistance during installation
- Limited to 10 circuits, possibly insufficient for larger or more complex needs
- First available in May 2025, so current reviews and user feedback are limited
A510C Pro/Tran2 50-Amp 10-Circuit 2 Manual Transfer Switch
The A510C Pro/Tran2 50-Amp 10-Circuit Manual Transfer Switch stands out as an excellent choice for homeowners and small businesses seeking a reliable, UL-listed solution. Made in the USA, it’s built to meet strict safety standards under UL 1008 and complies with NEC article 702. Its steel cabinet and painted steel cover add durability, while its compact size—11.25 by 11.75 inches—makes installation straightforward. Weighing just 19 pounds, it’s easy to handle. Plus, it comes with a full manufacturer warranty, ensuring peace of mind. This switch offers a solid mix of quality, safety, and ease of use for dependable backup power.
Best For: homeowners and small businesses seeking a reliable, UL-listed manual transfer switch for backup power needs.
Pros:
- UL listed to UL standard 1008 ensuring safety and compliance
- Durable steel cabinet and painted steel cover for long-lasting use
- Compact size and lightweight design for easy installation and handling
Cons:
- Limited to 10 circuits, which may not suit larger power setups
- Manual operation requires user intervention during power transfer
- No automatic transfer feature, potentially delaying power restoration
The Original, Patented, UL/CSA Approved Manual Transfer Switch
When selecting a manual transfer switch, convenience and safety are paramount, which is why the original, patented EZ Generator Switch stands out. It’s UL/CSA/ETL approved, made and assembled in the U.S.A., and designed for reliable power transfer. Compatible with battery inverters and supporting bonded or floating neutrals, it can handle essential loads like heat, lights, refrigeration, and sump pumps. Easy to install and operate without backfeeding risks or contact with existing breakers, it offers peace of mind. As an authentic, original product from a veteran-employed company, it emphasizes safety, efficiency, and compliance, ensuring dependable backup power during outages.
Best For: Homeowners and small business owners seeking a safe, reliable, and easy-to-install manual transfer switch for backup power needs during outages.
Pros:
- UL/CSA/ETL approved for safety and compliance
- Compatible with battery inverters and supports bonded or floating neutrals
- Easy to install and operate without backfeeding risks
Cons:
- Manual operation requires user intervention during power outages
- Limited to essential loads; not suitable for whole-house transfer
- May require professional installation for optimal setup
VEVOR Manual Transfer Kit for Generators
The VEVOR Manual Transfer Kit for Generators stands out for its robust compatibility with 12500W generators and its ability to handle up to 50A across 10 circuits, making it ideal for those who need a reliable solution for switching power sources quickly and safely. Its easy-to-operate double-throw switch minimizes accidental operation, while the built-in U.S. mini circuit breaker prevents overcurrent. The weatherproof NEMA 3R enclosure guarantees durability outdoors, protecting internal wiring from rain, snow, and dust. Pre-wired with clear labeling, it simplifies installation and operation, providing a hassle-free way to switch power sources reliably, whether indoors or outdoors.
Best For: Homeowners and small business owners seeking a durable, safe, and easy-to-install manual transfer switch for reliable generator power management.
Pros:
- Compatible with 12500W generators and supports up to 50A, 10 circuits for versatile use.
- Weatherproof NEMA 3R enclosure ensures durability in various outdoor conditions.
- Pre-wired and clearly labeled for straightforward, hassle-free installation and operation.
Cons:
- May require professional installation for optimal safety and compliance.
- Limited to 12500W generators; not suitable for higher wattage systems.
- Manual operation means it does not automate switching between power sources.
Nature’s Generator Transfer Switch Kit (Indoor, 6 Circuits, 120V, 30A)
If you’re looking for a reliable indoor transfer switch kit that simplifies power management during outages, the Nature’s Generator Transfer Switch Kit stands out with its six-circuit, 120V, 30A capacity. It includes all necessary components for a seamless transfer process and easy setup. Designed for indoor use, it offers versatile mounting options and flexible inlet positions, making installation straightforward in various environments. The L5-30P inlet ensures compatibility with different power sources, providing reliable performance when you need backup power. Overall, this kit delivers efficient, hassle-free operation, making it a solid choice for home backup power needs.
Best For: homeowners seeking a reliable indoor transfer switch kit for seamless backup power management during outages.
Pros:
- Complete kit with all necessary components for easy installation
- Versatile mounting options and flexible inlet positions for various setups
- Supports up to 6 circuits at 120V and 30A, suitable for typical home backup needs
Cons:
- Designed specifically for indoor use, limiting outdoor applications
- Non-automatic transfer switch, requiring manual operation during power outages
- May require some electrical knowledge for proper installation and setup
Reliance Controls 306CRK Generator Transfer Switch ~ 6 Circuit
The Reliance Controls 306CRK Generator Transfer Switch stands out for families or homeowners who need a straightforward, reliable way to connect portable generators to their home circuits during outages. It supports up to six circuits, accommodating either six single-pole or a combination of one 2-pole and four single-pole circuits. Fully pre-wired and installed next to your load center, it’s easy to set up. Compatible with generators up to 7500W, it guarantees safe power transfer, minimizing risks. This switch offers a practical, dependable solution for backup power, helping you keep essential circuits running safely during outages.
Best For: homeowners seeking a reliable, easy-to-install transfer switch to safely connect portable generators to their home circuits during power outages.
Pros:
- Supports up to 6 circuits for flexible backup power options
- Fully pre-wired and easy to install next to the load center
- Compatible with generators up to 7500W, ensuring reliable performance
Cons:
- Limited to a maximum generator output of 7500W, which may not suit larger power needs
- Designed specifically for single-pole and one 2-pole circuit configurations, limiting customization
- Requires installation adjacent to the existing load center, which may involve electrical work for some users
Generac 200 Amp Single Phase Generator Transfer Switch
Designed for homeowners and professionals seeking reliable automatic transfer capabilities, the Generac RXSW200A3 200 Amp Single Phase Generator Transfer Switch automatically switches power between utility and generator during outages. It’s service entrance rated and compatible with Generac home standby generators using Evolution or Nexus controllers. This switch monitors utility power and seamlessly transfers the load to your generator when power goes out, then switches back once utility power is restored. Compact and durable at 39 pounds, it features advanced Digital Power Management technology, managing up to four HVAC loads without extra hardware. UL listed, it’s a trusted, long-lasting solution for keeping your home powered reliably.
Best For: homeowners and professionals seeking reliable automatic transfer switches for seamless power management during outages.
Pros:
- Automatically transfers load between utility and generator, ensuring continuous power supply
- Advanced Digital Power Management technology can handle up to four HVAC loads without extra hardware
- Built-in service disconnect and UL listing provide safety, compliance, and peace of mind
Cons:
- Installation requires a certified, licensed electrician for optimal safety and performance
- Size and weight (39 pounds) may require adequate space and handling considerations during installation
- Compatibility limited to Generac generators utilizing Evolution or Nexus controllers
Reliance Controls 31410CRK Transfer Switch Kit
For homeowners and small businesses seeking a reliable, all-in-one transfer switch solution, the Reliance Controls 31410CRK Transfer Switch Kit stands out as an excellent choice. Designed for generators up to 7,500 running watts, it offers a complete, turnkey setup that’s easy to install. The kit includes a 10-circuit prewired transfer switch, wattmeters, durable steel cabinet, and flexible conduit whip for quick connection. It safely isolates your home’s circuits from utility lines, preventing back feed. With components built for outdoor use and a solid 5-year warranty, this transfer switch kit combines safety, convenience, and durability for dependable backup power.
Best For: homeowners and small businesses seeking a reliable, all-in-one transfer switch solution for safe, convenient backup power during outages.
Pros:
- Complete turnkey kit for easy installation and operation
- Supports generators up to 7,500 watts with multiple circuits
- Built with durable, outdoor-ready components and a 5-year warranty
Cons:
- Suitable primarily for generators up to 7,500 watts, limiting larger power needs
- Installation may require professional electrical expertise for safety and compliance
- Slightly bulky design may require additional space for setup
Connecticut Electric Series 2 Backup Power Manual Transfer Switch Kit
If you’re looking for a reliable manual transfer switch that can handle essential household or small business circuits during power outages, the Connecticut Electric Series 2 Backup Power Manual Transfer Switch Kit is an excellent choice. It connects portable generators up to 50 amps, delivering 12,500 watts across 10 circuits, ensuring safe power distribution for critical appliances. Designed for both indoor and outdoor use, it includes a weather-resistant power inlet box and a 25-foot connecting cord. Its double-throw rocker switch prevents back feeding, protecting utility workers and equipment. Fully ETL certified, it offers a safe, cost-effective solution for emergency power, making it ideal for homes and small businesses.
Best For: homeowners and small business owners seeking reliable, safe, and cost-effective backup power solutions during outages.
Pros:
- Supports portable generators up to 50 Amp and 12,500 Watts, providing ample power for essential circuits
- Includes weather-resistant power inlet box and 25-foot connecting cord for versatile indoor/outdoor installation
- Equipped with double-throw rocker switch for safety, preventing back feeding and protecting utility workers
Cons:
- Limited to 10 circuits, which may not cover all electrical needs for larger properties
- Installation may require electrical expertise to ensure proper setup and safety compliance
- Designed primarily for critical circuits; may not support comprehensive whole-house backup solutions
BOYISEN Generator Transfer Switch, 15 Amp 125V Power Inlet Box
The BOYISEN Generator Transfer Switch, 15 Amp 125V Power Inlet Box, stands out as an excellent choice for homeowners seeking a reliable and safe solution to connect their generator during power outages. It’s ETL certified and complies with UL Standards 498 and 514A, ensuring safety and compatibility with all generators and household systems in the USA and Canada. The pre-wired design makes installation quick and hassle-free, while the weatherproof, anti-corrosive construction allows indoor and outdoor use. With a built-in 15A circuit breaker, it protects your appliances from overload. Plus, the generator power indicator confirms when power is live, providing peace of mind during emergencies.
Best For: Homeowners seeking a safe, reliable, and easy-to-install transfer switch solution for emergency power during outages.
Pros:
- ETL certified and compliant with UL standards ensuring safety and compatibility.
- Pre-wired, tool-free installation simplifies setup for indoor and outdoor use.
- Durable, weatherproof, and anti-corrosive construction enhances longevity and outdoor performance.
Cons:
- Limited to 15A 125V power capacity, which may not support larger appliances.
- Requires some basic understanding of electrical connections for installation.
- No included generator, only the transfer switch and power inlet box.
Vevor Manual Transfer Kit for Generators
The Vevor Manual Transfer Kit stands out as an excellent choice for homeowners seeking a reliable and easy-to-use solution during power outages. This 30-Amp, 10-Circuit prewired kit is compatible with 7500W generators, allowing quick switching from main power to your generator with a simple flip of the switch. Its durable, weatherproof NEMA 3R enclosure ensures safe indoor or outdoor use, even in rain or snow. The kit features a built-in mechanical watt meter for accurate generator monitoring and includes a power input box with a protective lid. Installation is straightforward thanks to clearly labeled wiring, making it a convenient, hassle-free backup power solution.
Best For: homeowners seeking a reliable, easy-to-install backup power solution during outages for indoor or outdoor use.
Pros:
- Durable weatherproof design with NEMA 3R enclosure for all-weather protection
- Prewired with clearly labeled wiring for quick and simple installation
- Built-in mechanical watt meter for accurate generator monitoring
Cons:
- May be limited to generators up to 7500W, not suitable for larger units
- Customer ratings are moderate, with a 3.9 out of 5-star rating from 46 reviews
- Weight of nearly 20 pounds may require additional effort for installation or handling
Factors to Consider When Choosing Generator Transfer Switches
When selecting a generator transfer switch, I consider factors like power capacity to make certain it matches my needs and whether it’s suitable for indoor or outdoor use. I also check for circuit compatibility and safety features to protect my home, while keeping installation complexity in mind. These points help me choose a switch that’s reliable and easy to install.
Power Capacity Needs
Choosing the right transfer switch begins with evaluating your power capacity needs. First, I recommend calculating the total wattage of your essential appliances. This helps determine whether you need a 30A, 50A, or 100A switch, supporting up to 24,000W or more. Consider if the switch will support your entire house or just critical circuits—this influences the amperage rating required. Make sure the transfer switch’s amperage and voltage ratings align with your generator’s output to guarantee safe operation. For larger homes or high-demand appliances, opting for a higher capacity switch like 200A, capable of handling 48,000W or more, provides ample coverage. Also, think about future needs or expansion, so your switch remains sufficient as your power demands grow.
Indoor vs. Outdoor
Deciding between indoor and outdoor transfer switches depends largely on where you plan to install them. Indoor switches are designed for protected environments and often feature compact designs, fitting neatly into utility rooms or electrical panels. They generally don’t need weatherproofing but are built for controlled conditions. Outdoor transfer switches, on the other hand, are equipped with sealed, weatherproof enclosures that withstand rain, snow, hail, and wind, ensuring durability in harsh outdoor conditions. Placement for outdoor switches requires careful consideration of accessibility, ventilation, and protection from the elements. Choosing the right type depends on your installation location. If the switch will be exposed to the elements, outdoor models are essential. For indoor setups, a standard indoor switch will suffice and simplify installation and maintenance.
Circuit Compatibility
Selecting the right transfer switch involves ensuring it can handle your home’s electrical demands. First, check that its circuit capacity matches or exceeds your total load to avoid overloads. It’s also essential to verify that it supports the number of circuits you need during outages, ensuring all critical appliances can be powered. Make sure the switch is compatible with your generator’s output wattage and voltage to guarantee seamless operation. Additionally, confirm whether it supports single-pole or double-pole circuits, aligning with your specific appliances and wiring system. Finally, consider if the transfer switch fits your existing electrical panel and wiring setup for straightforward installation. Taking these factors into account ensures your transfer switch will function reliably and safely during power outages.
Safety Features Included
Safety features are vital considerations when evaluating generator transfer switches because they directly impact your protection and peace of mind. Lock holes prevent accidental power shutdowns during operation, ensuring safety and continuity. Built-in grounding points protect against electrical contact hazards and reduce the risk of shocks. Overcurrent protection devices like circuit breakers or wattmeters help prevent overloads and potential fires, adding an extra layer of security. Additionally, compliance with standards such as UL, ETL, or NEC guarantees the switch meets recognized safety requirements. Double-throw switch mechanisms are essential—they minimize the risk of back-feeding power into utility lines, protecting utility workers and equipment. These features collectively ensure your backup power setup remains safe, reliable, and compliant with safety standards.
Installation Complexity
When choosing a generator transfer switch, it’s important to contemplate how complex the installation process will be. I consider whether I need a professional or if a skilled DIYer can handle it, based on wiring complexity. Clear, labeled terminals and pre-wired components can considerably simplify the job and cut down on installation time. I also check if the switch offers plug-and-play connections or requires extensive custom wiring and conduit work, which can be more challenging. The number of circuits supported matters, too—ensuring the internal wiring space accommodates my electrical needs. ultimately, I review the manufacturer’s instructions for detailed diagrams and guidance, as straightforward documentation makes installation smoother and less stressful. This helps me choose a switch that fits my skill level and project scope.
Weather Resistance
Choosing a weather-resistant transfer switch is essential to guarantee reliable operation outdoors. You want a NEMA 3R enclosure or higher rating to protect against rain, hail, and wind. Weatherproof covers or fully enclosed designs are necessary for shielding internal wiring from moisture and dust, ensuring long-term durability. I recommend verifying that the switch’s construction uses corrosion-resistant materials like galvanized steel or aluminum, which withstand harsh outdoor elements. Proper sealing around all entry points and connections is vital to prevent water ingress during storms or heavy rain. Additionally, ensure the transfer switch is rated for outdoor use according to industry standards. This guarantees your power backup system remains dependable, even in severe weather conditions, providing peace of mind when you need it most.
Frequently Asked Questions
How Do Transfer Switches Prevent Backfeeding Into the Utility Line?
Transfer switches prevent backfeeding by isolating the generator from the utility line when in use. I’ve seen this work by automatically disconnecting the utility power before switching to generator power, ensuring electricity flows only to your home’s circuits and not back into the grid. This safety feature stops dangerous backflow, protects utility workers, and keeps your system safe during outages. It’s a simple, essential way to prevent accidents.
What Safety Precautions Should Be Taken During Transfer Switch Installation?
When installing a transfer switch, I make sure to turn off the main power supply to prevent electrical shock. I also wear insulated gloves and use proper tools to avoid accidental contact with live wires. It’s essential to follow the manufacturer’s instructions carefully and verify all connections are secure before restoring power. Consulting a licensed electrician ensures the installation is safe, compliant, and reduces the risk of backfeeding or electrical hazards.
Can Transfer Switches Be Upgraded or Expanded for Future Generator Sizes?
Think of your transfer switch like a flexible dance partner. Most models can be upgraded or expanded for larger generators, but you need to check the manufacturer’s guidelines first. I recommend consulting an expert to guarantee compatibility and safety. Upgrading can be smooth if planned properly, much like adding new steps to a familiar dance routine. Always prioritize professional advice to keep your power backup system reliable and safe.
How Does a Transfer Switch’s Circuit Capacity Impact Household Appliance Protection?
The circuit capacity of a transfer switch directly impacts your household appliances’ protection by ensuring it can handle the maximum current load during a power transfer. If the switch’s capacity is too low, it risks overloads, potentially damaging appliances or causing safety hazards. I recommend choosing a transfer switch with a capacity matching or exceeding your main circuit breaker to keep your appliances safe and your power backup reliable.
Are There Specific Codes or Certifications Required for Residential Transfer Switches?
Yes, there are specific codes and certifications for residential transfer switches. I recommend looking for UL (Underwriters Laboratories) listing, which guarantees the switch meets safety and performance standards. Additionally, local electrical codes may require compliance with the National Electrical Code (NEC). Always verify that the transfer switch you choose is certified and installed according to these regulations to ensure safe, reliable backup power for your home.
Conclusion
Choosing the right generator transfer switch is about safety, reliability, and convenience. Whether you need a simple manual switch or a more advanced model, I believe selecting the right one makes all the difference. Consider your power needs, installation space, and budget. By making informed choices, you guarantee continuous power, peace of mind, and safety for your home and loved ones. After all, a dependable transfer switch keeps everything running smoothly when it matters most.
