Water Gearbox

Gear Pumps for Fresh Water

STUR GEAR water gear pumps provide a compact and quiet solution for the transfer, circulation, and pressurization of fresh water in marine, industrial, and mobile applications. Equipped with high-precision internal gears, they ensure a continuous, pulsation-free flow, ideal for systems requiring stable and efficient water handling.

Product specifications:

Type: positive displacement gear pumps
Self-priming: yes, up to 2 meters dry
Reversibility: available in most models
Application: fresh water, cold or hot (up to 70 °C)
Body: nickel-plated bronze or stainless steel
Gears: PEEK (Polyether ether ketone)
Shaft: AISI 316 stainless steel
Mechanical seal: NBR, FKM or PTFE, depending on temperature
PEEK gears ensure quiet and durable operation, even at elevated temperatures or with water containing traces of lime or detergent
Pressurized potable water systems on boats and campers
Showers, taps, and sinks onboard or in mobile facilities
Hot water circulation in heating systems
Deck and equipment washing
Water supply in floating homes or mobile technical cabins