Seaflo 51 Series Diaphragm Pumps

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 Control Type, which automatically starts and stops the pump when the faucet is opened and closed.

They are easy to install service and winterize.

Features 

• Can supply up to 4 fixtures. 
• Precise pressure control and stable performance. 
• Good sealing performance,waterproof and dustproof. 
• Low starting pressure,reduces cycling. 
• Good heat dissipation. 
• Run dry safe. 
• Can be use for Fresh&Salt Water. 
• Meets or exceeds RoHS, SGS, and ISO standards.