2027 Yanmar YP8500GNH 

2027 Yanmar YP8500GNH

Honda GX390 8500-watt generator built for heavy backup and worksite power needs.
When you need a generator that can confidently cover big home loads and demanding work tools, the YP8500GNH steps in with balanced, high-output power. Its Honda GX390 engine and capacitor voltage regulation are designed to deliver steady electricity for everything from compressors and welders to well pumps and key household circuits. A large fuel tank, rugged frame, and foam-filled wheels help this unit stay ready for extended runtime and frequent moves between jobs, barns, and backup locations.

High-output reliability.
Depend on proven Honda power when you need to cover bigger electrical loads.

The YP8500GNH pairs an 8500 watt starting output with 7000 running watts, driven by a Honda GX390 engine. It is built for users who expect their generator to cover heavier residential or worksite loads, including motors that demand more surge power to start. Capacitor voltage regulation helps maintain stable output across a range of tools, appliances, and backup circuits.

With a 7.9 gallon fuel tank, this generator can run for up to 12 hours at typical load conditions, reducing refueling interruptions during longer tasks or outages. A heavy-duty welded frame, foldable handle, and 9 inch never-flat wheels combine to make the YP8500GNH portable enough for frequent repositioning while still feeling solid and ready for demanding conditions.

Warranty

• 3-year limited engine warranty
• 10-year limited frame warranty
• 5-year limited alternator warranty

YP8500GNH
The Yanmar YP8500GNH is powered by a 389cc Honda GX390 engine and delivers 8500 starting watts with 7000 running watts using capacitor voltage regulation. It carries a 7.9 gallon fuel tank, 30A main breaker, and a welded steel frame with foldable handle and 9 inch never-flat wheels.

Heavy-Duty output with honda assurance
By combining higher wattage with Honda engine reliability, the YP8500GNH is well suited for users who require consistent, high-demand power. It serves both robust backup roles and demanding jobsite duties with equal confidence.

Features May Include:

• 8500 Starting, 7000 Running Watts
• Honda GX390 Gas Engine
• Capacitor Voltage Regulation
• 7.9 Gallon Fuel Tank
• 30A Main Breaker Protection
• Heavy-Duty Welded Steel Frame
• Foldable Handle For Storage
• Foam Filled Wheels
• Run Time Up To 12 Hours

Strong, stable power for big loads.

• The YP8500GNH is built to handle higher-demand applications, delivering 8500 starting watts and 7000 running watts so larger motors and multiple tools can start smoothly. Its Honda GX390 engine is engineered for reliable performance and includes low oil shutdown to help protect the engine during long operating stretches. Capacitor voltage regulation helps keep output stable, making it suitable for both tough jobsite equipment and more sensitive backup loads.

Durable, mobile design for everyday use.

• A heavy-duty welded steel frame surrounds the generator, with a foldable handle that simplifies transport and compact storage when the job is done. The 7.9 gallon fuel tank supports long run times, while foam filled wheels make it easier to move across gravel, dirt, and uneven ground without worrying about flats. Together, these features create a portable power solution that is ready for frequent use in demanding environments.