For anyone who needs to know how much fuel each machine takes. It is the FR1210H with a mechanical gallon meter added.
Amazon $710.71The Fill-Rite FR1211H 12V 15 GPM with Meter rates 3.7 among 12V DC fuel transfer pumps; the GPI M-1115S 115V 12 GPM rates 3.6 among 115V AC ones. The GPI M-1115S 115V 12 GPM costs $94.72 less ($615.99 vs $710.71).

A tidy gasoline-approved mains kit with theft protection, but the Fill-Rite FR610H pumps faster for less.
GPI $615.99Prices were last checked November 3, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Scores side by side
These two sit in different power classes (12V DC and 115V AC), and each is scored against the reference points for its own class, so a rating says how well each does among its own power peers. How we rank explains each factor.
| Factor weight | Fill-Rite FR1211H 12V 15 GPM with Meter | GPI M-1115S 115V 12 GPM |
|---|---|---|
| Overall rating | 3.7/5 | 3.6/5 |
| Price 20% | 37 $710.71 | 55 $615.99 |
| Flow 25% | 50 15 gpm | 35 12 gpm |
| Duty cycle 15% | 50 30 min on, then rest | 50 30 min on, then rest |
| Safety listing 15% | 100 UL listed, explosion-proof motor | 100 UL listed, explosion-proof motor |
| Kit 10% | 55 meter, suction pipe, 12 ft hose | 30 suction pipe, 12 ft hose |
| Warranty 15% | 100 limited lifetime warranty | 100 limited lifetime warranty |
Specifications
| Fill-Rite FR1211H 12V 15 GPM with Meter | GPI M-1115S 115V 12 GPM | |
|---|---|---|
| Pump | ||
| Power | 12V DC | 115V AC |
| Flow | 15 gpm | 12 gpm |
| Duty cycle | 30 min on | 30 min on |
| Current | 20 A | 1.8 A |
| Max pressure | 16 psi | 15 psi |
| Max head | 37 ft | 15 ft |
| Suction lift | 8 ft | - |
| Mount | Bung | Bung |
| Safety | ||
| UL listed | Yes | Yes |
| Explosion-proof motor | Yes | Yes |
| Gasoline approved | Yes | Yes |
| In the box | ||
| Meter | Yes | No |
| Nozzle | Manual | Manual |
| Hose | 12 ft | 12 ft |
| Filter | No | No |
| Suction pipe | Yes | Yes |
| Power cable | 18 ft | - |
| Build | ||
| Weight | 37 lb | - |
| Warranty | Limited lifetime | Limited lifetime |