Champion 12.5kW Home Standby (100179)
Standby generator. Specs from the manufacturer page (checked ).

The Champion 100179 12.5-kW Home Standby Generator is a standby generator that runs on propane or natural gas, with 12,500 W continuous output on propane and 11,000 W on natural gas. It starts automatically when power goes out and returns to standby when power is restored. It is rated at 63 dB(A) and includes a 100A, 16-circuit Select Circuit automatic transfer switch.
Key features
- 100A Select Circuit automatic transfer switch with 16 circuits, housed in a NEMA 3R enclosure
- 12,500 W continuous on propane and 11,000 W on natural gas
- Automatic 24V starting system rated to operate down to -22 °F with no warming kit
- Operational volume of 63 dB(A)
- Performs weekly self-diagnostic tests
- Low oil shut-off
- Transfer response time adjustable from 0.5 to 30 seconds
- Alternator produces less than 5% total harmonic distortion (THD)
What it is for
- Home standby power during power outages
Specifications
| Running watts | 12500 W |
|---|---|
| Fuel | dual-fuel |
| Noise | 63 dB |
| Weight | 193 kg (425.5 lb) |
| Dimensions | 124.5 × 71.1 × 71.1 cm (49.0 × 28.0 × 28.0 in) |
| Warranty | 10 years |
From the Champion page. Values the manufacturer does not publish are left out.
What is in the box
- Battery Jumper Cable
- Enclosure Keys
- Gas Inlet Flex Hose
- Jet Removal Tool
- LPG Idling Metering Jet 120
- LPG Idling Metering Jet 130
- LPG Main Metering Jet 390
- LPG Main Metering Jet 410
- Oil Dray Tray
- Pipe with 3/4 Nut Connector
Similar standby generators
Generac EcoGen 15kW
Champion aXis 14kW
Briggs & Stratton PowerProtect 13kW
Briggs & Stratton PowerProtect DX 13kW
Generac Guardian 14kW
Generac Protector 15kW Diesel (RD01525)
Generac Guardian 16kW
Champion 12.5kW Home Standby (100179) comparisons
- 12.5kW Home Standby (100179) vs Generac Guardian 10kW
- 12.5kW Home Standby (100179) vs Generac EcoGen 15kW
Connection and wiring
We have not linked an official manual for this model yet; see the Champion page.
Error codes and troubleshooting
We have not found an official code table for this model yet.
FAQ
Can the Champion 12.5kW Home Standby (100179) start a sump pump or well pump?
Starting surge matters more than running watts: this unit is rated 12500 W output (no separate peak published). That covers a typical 1/2 HP sump pump (about 2150 W to start). Use the calculator with your exact pump.