10 Best Natural Gas Home Generators 2025 in the United States

The Generac 7225 14kW Air Cooled Guardian Series Home Standby Generator is a solid choice for those looking for reliable, whole-house power backup. With its 14,000 watt power output and Generac's True Power Technology, this generator ensures clean, stable power with less than 5% total harmonic distortion, which is ideal for safely running sensitive electronics. The 200-amp automatic transfer switch provides comprehensive protection by seamlessly switching power during outages, and the inclusion of Wi-Fi connectivity allows for remote monitoring and maintenance alerts, adding an extra layer of convenience and peace of mind. This feature is particularly useful for those who travel frequently or own multiple properties.

Additionally, the generator is designed with a durable aluminum enclosure and comes with a 5-year limited warranty, highlighting its long-term reliability and protection against the elements. It's also engineered and assembled in the USA, emphasizing quality craftsmanship.

However, there are some considerations to keep in mind. The generator is quite heavy at 385 pounds, which may limit portability and complicate installation, necessitating professional installation by a certified electrician. It's also worth noting that while the generator is designed to be relatively quiet, some noise is inevitable with any generator. The Generac 7225 is best suited for homeowners seeking a dependable and advanced generator with comprehensive monitoring features and robust power output, though it requires proper installation and has limitations in portability.

The Generac 7172 10kW Air Cooled Guardian Series Home Standby Generator is a robust option for those seeking reliable home power backup. With a strong power output of 10,000 watts, it is capable of handling essential household needs during outages. One of its standout features is the 100-amp automatic transfer switch, which ensures seamless switching and comprehensive protection for up to 16 circuits.

The generator operates on natural gas or LP gas, offering flexibility in fuel options. The Mobile Link Wi-Fi connectivity allows for remote monitoring and real-time updates, which is highly convenient for users who travel or want peace of mind when away from home. The unit is designed for easy installation by a licensed electrician and is made with durable materials, including an aluminum enclosure and a purpose-built G-Force engine, which promises reduced maintenance and high reliability.

Additionally, the 5-year limited warranty provides long-term assurance of the generator’s durability and performance. At 338 pounds and a size of 48 x 25 x 29 inches, it is quite heavy and might not be easily portable. The noise level is mentioned as super quiet. This generator is a solid choice for residential use, offering versatile power, smart controls, and reliable operation, though its weight could be a potential drawback for some users.

The DuroMax XP16000iHT is a powerful tri-fuel generator designed to provide reliable whole-home backup power with a maximum starting wattage of 16,000 and running wattage of 13,000. Its ability to run on gasoline, propane, or natural gas offers great flexibility, making it a solid choice if you want to keep your generator running during fuel shortages or preference changes. The 10.5-gallon tank and fuel efficiency enable up to 18 hours of runtime, which is convenient for extended outages. It includes dual 50-amp outlets for easy connection to a transfer switch, allowing seamless backup integration with your home’s electrical system.

The remote electric start adds comfort by letting you operate the generator from inside your home, especially useful during storms. Safety is enhanced by a built-in carbon monoxide sensor that shuts off the unit if dangerous levels are detected. The inverter technology ensures quieter operation and clean power, safe for sensitive electronics. However, at 505 pounds and large dimensions, it is not very portable and will require a dedicated spot for installation. Also, while it is transfer switch ready, the transfer switch itself is not included, which means additional installation cost.

Maintenance-wise, the heavy-duty 4-stroke engine is built for durability but will require regular upkeep like any gas engine. Noise levels are relatively low for its size, but it’s still louder than smaller home generators. This DuroMax model is a strong option if you need a high-capacity, flexible-fuel generator for whole-home backup and are prepared to manage its size and maintenance requirements.