The best mains pump for a busy fixed tank: continuous duty, fastest flow and Fill-Rite’s lifetime backing. Add a meter later if you need one.
Amazon $1,199.99The Fill-Rite NX25 115V 25 GPM is the better fuel transfer pump overall, rated 4.2 to 3.8. The Fill-Rite NX25 115V 25 GPM leads on duty cycle and flow. The GPRO V20 115V 20 GPM wins on price. The GPRO V20 115V 20 GPM costs $160 less ($1,039.99 vs $1,199.99).
GPI’s heavy-duty mains pump, a match for Fill-Rite’s FR700 line with more pressure. The NX25-120 adds continuous duty for about $160 more.
Amazon $1,039.99Prices 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.
Which should you buy?
- Choose the Fill-Rite NX25 115V 25 GPM for duty cycle (continuous duty vs 30 min on, then rest) and flow (25 gpm vs 20 gpm).
- Choose the GPRO V20 115V 20 GPM for price ($1,039.99 vs $1,199.99).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every 115V AC fuel transfer pump; a clear win is highlighted. How we rank explains each one.
| Factor weight | Fill-Rite NX25 115V 25 GPM | GPRO V20 115V 20 GPM |
|---|---|---|
| Overall rating | 4.2/5 | 3.8/5 |
| Price 20% | 14 $1,199.99 | 23 $1,039.99 |
| Flow 25% | 100 25 gpm | 75 20 gpm |
| Duty cycle 15% | 100 continuous duty | 50 30 min on, then rest |
| Safety listing 15% | 100 UL listed, explosion-proof motor | 100 UL listed, explosion-proof motor |
| Kit 10% | 45 auto nozzle, 18 ft hose | 45 auto nozzle, 18 ft hose |
| Warranty 15% | 100 limited lifetime warranty | 100 limited lifetime warranty |
Specifications
| Fill-Rite NX25 115V 25 GPM | GPRO V20 115V 20 GPM | |
|---|---|---|
| Pump | ||
| Power | 115V AC | 115/230V AC |
| Flow | 25 gpm | 20 gpm |
| Duty cycle | Continuous | 30 min on |
| Current | 3.5 A | 5.5 A |
| Max pressure | 25 psi | 25 psi |
| Max head | 48 ft | 18 ft |
| Suction lift | 12 ft | 15 ft |
| Mount | Bung | Bung |
| Safety | ||
| UL listed | Yes | Yes |
| Explosion-proof motor | Yes | Yes |
| Gasoline approved | Yes | Yes |
| In the box | ||
| Meter | No | No |
| Nozzle | Automatic | Automatic |
| Hose | 18 ft | 18 ft |
| Filter | No | No |
| Suction pipe | - | No |
| Build | ||
| Weight | 44 lb | - |
| Warranty | Limited lifetime | Limited lifetime |
