FREE USA FREIGHT: RESIDENTIAL LIFTGATE DELIVERY INCLUDED ($250 VALUE) WARRANTY: 3-YEAR FACTORY WARRANTY ON ALL INVERTER GENERATORS TRI-FUEL TECHNOLOGY: RUNS ON GASOLINE · PROPANE (LPG) · NATURAL GAS (NG) CLEAN POWER: PURE SINE WAVE (<3% THD) — 100% SAFE FOR SENSITIVE ELECTRONICS CERTIFIED: EPA APPROVED & CARB 50-STATE COMPLIANT US TOLL-FREE: 1-844-387-6629 (MON-FRI 8AM-5PM PST) FREE USA FREIGHT: RESIDENTIAL LIFTGATE DELIVERY INCLUDED ($250 VALUE) WARRANTY: 3-YEAR FACTORY WARRANTY ON ALL INVERTER GENERATORS TRI-FUEL TECHNOLOGY: RUNS ON GASOLINE · PROPANE (LPG) · NATURAL GAS (NG) CLEAN POWER: PURE SINE WAVE (<3% THD) — 100% SAFE FOR SENSITIVE ELECTRONICS CERTIFIED: EPA APPROVED & CARB 50-STATE COMPLIANT US TOLL-FREE: 1-844-387-6629 (MON-FRI 8AM-5PM PST)

Home / Power Equipment Catalog

OFFICIAL DUROMAX POWER EQUIPMENT CATALOG

Whole-Home 50-Amp Backup Generators

High-wattage inverters equipped with 50A transfer switch outlets capable of powering entire home circuits.

All Inverters (12) ⚡ Tri-Fuel Series 🔋 Dual-Fuel Series 🔇 Super Quiet (<62 dB) 🏠 Whole-Home 50A

👑 Whole-Home Flagship — 12,500W

⚡ 12,500W PEAK 10,000W RUNNING

Tri-Fuel: Gas · LPG · Nat Gas <3% THD Pure Sine

GENMAX GM12500iET 12500W Tri-Fuel Inverter Generator with CO Shield

★★★★★ 4.9 (140+ reviews) • Out of Stock

CO Alert Automatic Low-CO Shutdown
Digital Multimeter: Volts, Hz & Hours
Electric Push-Button & Remote Key Fob
Parallel Kit Ready for Double Power

$2,399.00 $2,799.00

🚚 Free Curbside Liftgate Delivery Included

View Specs

Need Help Sizing Your Generator?

Speak directly with our factory-trained power specialists in Dallas, Texas.

Call 1-844-387-6629 Contact Support