Supersub 12V 1100GPH Low Profile Non-Automatic Bilge Pump. The narrow low profile compact bilge pump range. Supersub Family- Narrow, low profile bilge pump fits deep down in small/ awkward bilge spaces where other pumps won't fit. Features and Benefits. Low narrow design for confined bilge spaces. Easy installation outlet and pump body rotate to suit your installation. High performance Flow up to 1100 US gals per hour. Efficient operation Very low power consumption. Easy to clean- snap fit assembly. Low profile strainer Leaves the bilge almost dry The narrow low profile compact bilge pump range. Supersub Family- Narrow, low profile bilge pump fit Easy installation outlet and pump body rotate to suit your installation. High performance Flow u Low profile strainer Leaves the bilge almost dry