Whale Water Systems Whale Supersub Low Profile Non-Automatic Bilge Pump (Option: 12V, 500 GPH)Supersub 12V 500GPH Low Profile Non-Automatic Bilge PumpThe narrow low profile compact bilge pump rangeSupersub Family- Narrow, low profile bilge pump fits deep down in small/ awkward bilge spaces where other pumps won't and BenefitsLow narrow design for c..