Bilge pump series R18 
Bilge submersible pump of centrifugal type with a capacity of 500 gallons / hour.
Designed to dump water overboard.
 
Manufacturer: TMC Technology Corp. (Taiwan)
 
Specifications
Productivity, gph (l/h):  500 (1892)
Supply voltage, V:  12
Current consumption, A:  2.5
Fitting diameter, inch (mm):  3/4 (18)
Height of water rise, m:  3
Diameter, mm:  63
Diameter + fitting, mm:  82
Height, mm:  95