Generac Protector 25kW Dual Fuel Liquid Cooled Standby Generator

The generac protector 25kw liquid cooled standby generator is a permanently installed backup power system engineered for large or custom homes with higher electrical demands. Designed for seamless whole-home operation, it automatically restores power during outages, keeping essential appliances, HVAC systems, and connected technologies running without interruption.

With a liquid-cooled engine platform and dual fuel operation, this generator delivers smooth, consistent performance for homeowners who require more capacity and durability than standard air-cooled systems.

Features and Performance

• 25,000 running watts for whole-home or expanded circuit coverage

• Liquid-cooled engine design supports stable performance and extended operating life

• Dual fuel operation using natural gas or propane with direct fuel connection

• Automatic start and stop for hands-free backup power during outages

• Quiet-Test self-test mode runs at lower RPM to reduce noise and fuel use

• Low operating noise of 59 dBA from 23 feet for its power class

• All-weather aluminum enclosure ideal for outdoor and coastal installations

• 49-state emissions compliant (not approved for California)

Why You Should Buy It

This generator is an excellent choice for homeowners who need a high-capacity liquid-cooled standby generator without stepping up to the largest models. It offers a balance of power, quiet operation, and long-term reliability for homes with advanced electrical loads.

Its liquid-cooled design ensures smoother operation and reduced wear over time, while strong warranty coverage and dependable support provide peace of mind for long-term ownership.

FAQ – Generac Protector 25kW Liquid Cooled Standby Generator

What type of homes is this generator designed for?
It is ideal for large or custom homes that require whole-home backup power or support for expanded electrical circuits.

Does the generator start automatically during outages?
Yes. It continuously monitors utility power and activates automatically within seconds of a power interruption.

What fuel options does this generator support?
It operates on natural gas or propane, connecting directly to your existing fuel supply.

Is this generator quieter than air-cooled models?
Yes. The liquid-cooled engine and Quiet-Test feature help deliver smoother and quieter operation.