SEAFLO RELAY 53 SERIES

Seaflo 21 Series 3.8L/min 40psi 12V DC Pressure Pump

The 21-Series Pumps are compact and designed for a wide range of applications including liquid transfer, spraying, circulation, filtration and dispensing. The 21-series of diaphragm pumps are self-priming and can be run dry without harm. It provides up to 1 US gallon (3.8 litres) per minute. This compact automatic demand water system pump has a built-in pressure switch, which automatically starts and stops the pump when faucet is opened and closed.

Seaflo 33 Series 11.6L/min 45psi 12V DC Pressure Pump

The 33-Series is a general-duty on-demand positive displacement pump. It provides reliable performance in high water flow, moderate pressure applications. This 3-chamber diaphragm pump provides up to 3 US gallons (11.6 litres) per minute and is capable of self-priming up to 6 vertical feet (1.8m), and can run dry without damage. This automatic demand water system pump has a built-in pressure switch, which automatically starts and stops when the faucet is opened and closed.

Seaflo 41 Series 17L/min 40psi 12V DC Pressure Pump

The 41-Series pump provides high volume water flow with reduced pump cycling, thanks to the quad chamber diaphragm and internal bypass. These models are designed to run on water systems with no accumulator tank necessary, and up to five outlets. 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 4.5 gallons per minute, suitable in a system of up to five fixtures. The 41-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 faucet is opened and closed. They're easy to install service and winterize with quick snap-in port fittings.

Seaflo 42 Series 11.6L/min 55psi 12V DC Pressure Pump

Meet our newest addition to our diaphragm pumps: the 42 series. It retains the raw power and pressure of its predecessors, but also can adapt to situations where huge flow is not needed. Compact but capable, it is a great fit for tight spaces. It also may be configured with different inlet types, each with their own unique fittings, to be sure that it fits any application you can find.

Seaflo 53 Series 26L/min 70psi 12V DC Pressure Pump

The 53-Series is our Heaviest-Duty water pump. It provides high volume water flow with reduced pump cycling, thanks to the large five-chamber diaphragm. Quick Attach Fittings make installation or replacement easy. These models are designed to run on water systems with no accumulator tank necessary, and up to five fixtures! Due to its robust motor and heavy-duty construction, it's a popular choice for use with tough agricultural applications. It provides up to 26.5 litres per minute! The 53-Series pumps are self-priming, and can run dry without damage, performance reliable. This automatic demand water pump has a built-in pressure switch, which automatically starts and stops the pump when the faucet is opened and closed. They are easy to install, service and winterise.

Seaflo 01 Series G500 Bilge Pump 12V

SEAFLO non-automatic bilge pumps offer water evacuation activated by a panel or float switch. Our larger impeller design and more robust motor allow us to outperform our competitors. Our removable strainer base fits industry standard mounting conventions though, so you will have no problem changing to us from them.

Max flow: 1824LPH

Seaflo 01 Series G750 Bilge Pump 12V

SEAFLO non-automatic bilge pumps offer water evacuation activated by a panel or float switch. Our larger impeller design and more robust motor allow us to outperform our competitors. Our removable strainer base fits industry standard mounting conventions though, so you will have no problem changing to us from them.

Max flow: 2101LPH

Seaflo 01 Series G1100 Bilge Pump 12V

SEAFLO non-automatic bilge pumps offer water evacuation activated by a panel or float switch. Our larger impeller design and more robust motor allow us to outperform our competitors. Our removable strainer base fits industry standard mounting conventions though, so you will have no problem changing to us from them.

Max flow: 3634LPH

Seaflo 06 Series G750 Automatic Bilge Pump 12V

All-in-one pump and float switch. No additional float switch required. Pump turns on when water level rises and shuts off when water is removed.

Seaflo 01 Series Bilge Pump Float Switch

Flawless operation! Year after year, Seaflo 12-24-32VDC bilge pump float switches are the switch of choice for selective boaters all over the world. Featuring quality design and construction to offer reliable engagement of your bilge pump. For pumps drawing up to 20 amps. Seaflo float switches are designed for use with fresh water and salt water only.

Seaflo 41F001 Fitting

Black nylon ¾" QA x ½" barbed elbow with o-ring. Suitable for 35 / 41 / 43 / 52 / 53 series diaphragm pumps.

Seaflo 41F003 Fitting

Black nylon ¾" QA x ½" barbed straight with o-ring. Suitable for 35 / 41 / 43 / 52 / 53 series diaphragm pumps.

Seaflo 41F004 Fitting

Black nylon ¾" QA x ½" MNPT straight with o-ring. Suitable for 35 / 41 / 43 / 52 / 53 series diaphragm pumps.

Seaflo 51F01 Fitting

½" FNPT x ½" barbed straight fitting. Suitable for 33 / 34 / 42 / 44 / 51 / 54 series diaphragm pumps.

Seaflo 51F03 Fitting

½" FNPT x ½" barbed elbow fitting. Suitable for 33 / 34 / 42 / 44 / 51 / 54 series diaphragm pumps.