GPI 171000-51 1 in. FNPT GPRO 20 GPM 115 V Fuel Transfer Pump (Extreme Temperature Version)

The GPI 20 GPM 115 V Fuel Transfer Pump (V20-115AD+XT) is a heavy-duty, stationary-mount pump engineered for reliable fuel transfer in extreme temperature conditions. With a cast-iron housing and carbon-vane mechanism, it delivers up to 20 gallons per minute (76 L/min) and supports continuous fueling of gasoline, diesel, kerosene, or compatible blends. Its robust build, modular outlet design, and included lockable nozzle holder make it suitable for fleet refueling, industrial tanks, or construction-site fuel systems. Tested for operation down to 40 °F, this pump ensures dependable performance even in harsh climates.

Features

• Carbon-vane design for smooth, reliable fuel transfer under heavy use.
• Cast-iron housing for rugged durability and long service life.
• Extreme-Temperature (XT) version tested for operation down to 40 °F (40 °C), ideal for cold climates. 
• Flow rate up to 20 GPM (76 L/min) efficient for large tanks and high-volume fueling. 
• Modular outlet system with 1 in. NPT discharge allows easy addition of hoses, meters, or filters. 
• Lockable nozzle holder with drip catch, helping prevent theft and spills. 
• Easy-access fuel strainer and replaceable vanes simplify maintenance. 
• Includes tank adapter and spin-collar mount (2 in. male NPT) for secure installation on vented storage tanks. 

Specifications

• Brand: GPI
• Model: V20-115AD+XT (Extreme-Temperature 115 V AC) 
• Flow Rate: 20 GPM (76 L/min) 
• Voltage: 115 V AC, 60 Hz (also configurable 230 V in some configurations) 
• Motor: Carbon-vane, 0.50 HP, 1690 RPM 
• Max Discharge Pressure: 25 PSI (1.72 bar) 
• Temperature Range (XT model): 40 °F to +125 °F (40 °C to +52 °C)
• Inlet / Outlet Ports: 1 in. FNPT inlet, 1 in. modular outlet (direct mount 2 in. MNPT spin-collar) 
• Suction Lift: Up to 15 ft (4.5 m) @ sea level, 70 °F 
• Discharge Lift: Up to 18 ft (5.5 m) @ sea level, 70 °F
• Housing Material: Powder-coated cast iron
• Wetted Materials: Cast iron, aluminum, Acetal (Delrin), carbon-graphite, FKM, NBR, steel, PBT polyester compatible with gasoline, diesel (up to B20), kerosene, and certain fuel blends.
• Duty Cycle: 30 min ON / 30 min OFF
• Mounting: Direct mount via 2 in. male NPT spin-collar adapter (tank installation)
• Included: Pump unit, lockable nozzle holder, modular outlet fitting with hardware, tank adapter, thread tape, owner's manual 
• Optional: Filter, meter, hose and nozzle kits available as accessories.