Delavan 5850-201C-SB PowerFLO 12V Diaphragm Pump, 5.0 GPM, 45 PSI, Demand Switch, 1/2" FNPT Ports

The Delavan 5850-201C-SB is a 5-chamber 12 volt pump that moves up to 5.0 GPM, ideal for faster tank filling, boom spraying and water transfer. Its demand switch shuts off at 45 PSI, a lower setting that suits transfer and low-pressure boom work. It has 1/2" FNPT ports and is NSF/ANSI 61 and 372 certified.

Key Features

• Certified to NSF/ANSI Standard 61 & 372
• Made in the USA
• 100% Factory tested
• 2 Year warranty from date of purchase
• NSF/ANSI Standard 61 – Drinking Water System Components – Health Effects
• NSF/ANSI 372 and conforms with the lead content requirements for “lead free” plumbing as defined by California, Vermont, Maryland, and Louisiana state laws and the U.S. Safe Drinking Water Act
• Demand Switch – Operates only when liquid flow is required
• Capable of being run dry
• Excellent self-priming capability

Specifications

Frequently Asked Questions

Who should choose the 45 PSI version over the 60 PSI version?

The 45 PSI shut-off suits transfer pumping and low-pressure boom spraying. If you need more pressure for handguns, the 5850-201E-SB shuts off at 60 PSI.

How many amps does it draw?

Between 6.0 and 16 amps at 12 VDC depending on pressure. Leads are 14 AWG, 6" long, with a 2-pin connector.

Is it safe for potable water?

Yes. It is certified to NSF/ANSI 61 and NSF/ANSI 372 lead-free requirements.

What size ports does it have?

1/2" FNPT threaded inlet and outlet ports.

Can the pump run dry?

Yes. It can be run dry and self-primes up to 14 feet.