Bilge pump It's the best for boatsand yachts. Run dry with damage; Easy clean strainer; Low amp draw; Long pump lifetime; Design features: 1. Heavy duty motors with stainless steel shafts and tough thermoplastic bodies. 2. Totally submersible and ignition protected. 3. To all existing safety standars. 4. Water cooled motors for long life, with anti airlock design and moisture tight seals. 5. Snap-lock strainer base for easy installation and removal. Silent vibration free running. 6. No burn out if run dry Material: 1. Pump body: Thermoplastic 2. Shaft seal: Lip seal 3. Shaft: Stainless steelMODEL FLOW RATEHEADVOLTAGECURRENTWIRE LEADOUTPUT FITTINGSAD500-12500GPH3m12V2.2A100cm19mm or 29mmAD500-24500GPH3m24V1.2A100cm19mm or 29mmAD750-12750GPH4m12V2.5A100cm19mm or 29mmAD750-24750GPH4m24V1.5A100cm19mm or 29mmAD1100-121100GPH4m12V3.0A100cm29mmAD1100-241100GPH4m24V1.5A100cm29mmAD1500-121500GPH5m12V7A100cm 29mmAD1500-241500GPH5m24V5A100cm 29mmAD2000-122000GPH6m12V8A100cm 29mmAD2000-242000GPH6m24V5.5A100cm 29mmAD3000-123000GPH8m12V10A100cm40mmAD3000-243000GPH8m24V6A100cm40mmAD3500-123500GPH8m12V12A100cm40mmAD3500-243500GPH8m24V8A100cm40mmAD3700-123700GPH8m12V16A100cm40mmAD3700-243700GPH8m24V10A100cm40mm