Rule Pumps 25D, Non-Automatic 500 GPH (1 892 LPH) fully submersible 12 volt DC bilge pump offers many design features while keeping size and cost to a minimum. Especially popular on smaller craft, they are unmatched in pumping power and longevity. It features an easy clean snap lock strainer, silent and vibrationless operation, anti-airlock protection, compact, efficient long life motor, marine grade blocked wiring, ignition protection, no burn-out when run dry and rust and corrosion protection.

Technical Specifications:

Fuse Size: 3 amps
Amp Draw @ 12 Volts: 1.9 amps
Amp Draw @ 13.6 Volts: 2.5 amps
Discharge Opening: 3/4"
Discharge Finish : Barbed
Housing Material: ABS
Strainer Material: ABS
Impeller Material: Nylon
Shaft Material: Stainless
Seal Material: Nitril/Teflon
Temperature Limit: 200 F
Fluid Capabilities: Bilge Water
Typical Life: 1500 hours
Height: 89mm
Width: 64mm
Depth: 64mm
Weight: 255g

Pump performance:

Capacity 25D Non-Automatic Pump In Gallons Per Hour (Litres Per Hour)

12 VDC @ 0 head in metres: 480 (1 817)
13.6 VDC @ 0 head in metres: 500 (1892)

12 VDC @ 1 metre head: 310 (1 173)
13.6 VDC @ 1 metre head: 360 (1 363)

12 VDC @ 2 metre head: 180 (681)
13.6 VDC @ 2 metre head: 260 (840)