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Johnson 'Low Boy'

Low Profile pump design for ease of mounting and removal in tight bilge areas. Perfect for vessels with bilge pumps mounted beneath inboard or I/O engines. Removable cartridge style.

For L550 LB we have easy-to-install Dura-Port discharge ports to eliminate stress cracking caused by over-tightened hose clamps. The pumps will be delivered including both a straight and a 90° smooth elbow Dura-Port.

Max length 146 mm – 5.75”
Width 81 mm – 3.2”
Height 72 mm – 2.82”
Wire size 1.3 mm2 – 16 GA

  • Compact, all-in-one motor/impeller unit
  • No tools needed for maintenance
  • Extremely energy efficient
  • Water-cooled motor for long service intervals
  • Meets the international standard, ISO 8849 marine

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Design features  
Pump body: Thermoplastic
Shaft seal: Lip seal
Shaft: Stainless steel (SS2343)
Voltage: 12 V DC
Hose sizes: L450 - L650: 3/4"
L750: 1 1/8"

Capacity curves for Cartridge Submersible Bilge Pumps at 20°C/68°F

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