Firman T06373

Generator · Tri-Fuel. Specs from the manufacturer page (checked 2026-11-04).

The FIRMAN T06373 is a tri-fuel portable generator with 6,300 running watts and 7,850 starting watts. It runs on gasoline, propane, or natural gas and has a 322cc engine with electric start. Its CO Alert technology automatically shuts it down when harmful carbon monoxide levels are detected.

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Key features

• 6,300 running watts and 7,850 starting watts
• Runs on gasoline, propane, or natural gas (tri-fuel)
• 322cc engine with electric start
• CO Alert technology shuts down automatically when harmful carbon monoxide levels are detected
• 5-20R Duplex, TT-30R RV outlet, and L14-30R twist-lock connection
• Can be paired with a transfer switch to power critical appliances

What it is for

• home backup
• job site
• farm
• RV

Specifications

From the Firman page. Values the manufacturer does not publish are left out.

What is in the box

• Engine oil bottle
• Oil funnel
• Toolkit
• LPG regulator with hose holder
• Wheel kit
• Operator's manual
• Quick start/stop guide

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Connection and wiring

Follow the diagrams in the Firman manual. Connecting to a home panel needs a transfer switch or interlock and a licensed electrician.

• Wiring diagram, manual page 46 →

Error codes and troubleshooting

We found no error-code table in this manual. Its troubleshooting section is the reference.

FAQ