51 Series Diaphragm Pump

The 51 NEW Series is our Heavy-Duty water pump. It provides high volume water flow with reduced pump cycling, thanks to the large five-chamber diaphragm. These models are designed to run on water systems with no accumulator tank necessary, and up to five fixtures! It is also suited for use with a holding tank water system, as may be found in a boat, RV or remote cabin. It provides up to 5.0 gallons per minute. The 51-Series pumps are self-priming, and can run dry without damage, performance reliable and low current. This automatic demand water system pump has a built-in pressure switch, which automatically starts and stops the pump when the faucet is opened and closed.

MORE FEATURES & BENEFITS
• Precise pressure control and stable performance
• Good sealing performance, waterproof and dustproof
• Low starting pressure, reduces cycling
• Good heat dissipation
• Longer pump life
• Can supply up to 4 fixtures
• Run dry capable for normal workloads
• Very quiet operation
• On-demand only
• Fresh water or salt water available
• 16 AWG, 9"(22.8 cm) long leads
• Meets or exceeds RoHS, SGS, and ISO standards
• 3 Year Warranty