Are You looking for Jabsco 50880-1000 Marine Filter-less Shower Drain/Bilge Pump (3.7-GPM, 12-Volt, 7-Amp, 3/4" Connections)?
These are specification details and features of Jabsco 50880-1000 Marine Filter-less Shower Drain/Bilge Pump (3.7-GPM, 12-Volt, 7-Amp, 3/4" Connections) on Amazon.com :

• Sales Rank: #373706 in Sports & Outdoors
  
• Color: Black
• Brand: Jabsco
• Model: 50880-1000
• Released on: 2007-03-10
• Number of items: 1
• Dimensions: 6.00" h x
  8.00" w x
  14.00" l,
  4.00 pounds
  

Features

• 1 Year Warranty

Shower Drain and Bilge Pump
Robust Single Diaphragm Design Sink & Shower Drain Pump

Flow rate: Nominal 16 Litres/min (4.2 US gallons/min)
Self-priming from dry up to 3m (10ft)

Features:

• Flexible installation
  
• No filter required
  
• Compact and simple design
  
• Dry running capability
  
• Relevant Standards: ISO 8846 MARINE and USCG Regulations for Ignition Protection ISO 8849 MARINE Bilge Pump Standard
  
• Built to ISO 15083 Specification
  
• Meets BSEN 50081 (Electro Magnetic Compatibility)

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