Tsurumi HS3.75S Drainage Pump

Tsurumi HS3.75S Submersible Drainage Pump – Heavy-Duty Performance for Demanding Sites

The Tsurumi HS3.75S is a powerful, high-capacity submersible drainage pump designed for moving large volumes of dirty water, sludge, and slurry on construction sites, in agriculture, utilities, and flood response scenarios. With its 0.75kW motor, wide outlet, and tough construction, this pump is built for the most demanding dewatering jobs.

The HS series, manufactured by Tsurumi are our premium range of 3 inch submersible pumps engineered for the toughest applications including construction & civils, hire fleets, utilities, dewatering and water features.

Built for Heavy Flow & Harsh Conditions

If you need to move water fast and reliably, the HS3.75S is your go-to pump. Designed to handle water mixed with sand, silt, and light debris, this pump thrives in the kind of environments where others struggle.

Perfect for:
🏗️ Construction and civil engineering sites
🚜 Agricultural wastewater or slurry
💧 Emergency flood response and site clearance
🚧 Manholes, trenches, and pits

Henry Pumps Ltd, in partnership with Tsurumi, have agreed to plant a tree for every Tsurumi pump sold in 2025!

The HS3.75S offers increased pressure and flow rates over the HS2 version and has a solid cast aluminium body, cast iron pump casing and an impact resistant PVC strainer base for durability during robust handling. The urethane vortex impeller offers excellent wear resistance in site applications where the water contains sand and silt in suspension, thus maintaining performance and reliability in the long term.

Key Features & Benefits:

✅ High Capacity 3" Outlet – For rapid drainage and high-volume pumping
✅ Vortex Impeller Design – Handles solids up to 8mm without clogging
✅ Rugged Submersible Design – Tough enough for continuous use on the dirtiest sites
✅ Thermal Motor Protection – Automatically shuts off to prevent overheating
✅ Semi-Vortex Technology – Minimises wear and maximises durability
✅ Trusted Tsurumi Engineering – Industry leader in reliability and longevity

This reliable pumps features an oil lifter to maintain seal lubrication during operation in any position. All Tsurumi HS models include a 403 stainless steel shaft, that is fitted with an ultra hard-wearing, twin mechanical seal (inboard: silicon carbide-silicon carbide) which runs in an oil chamber - and have a stirring/agitator device built-in in order to reduce blockages. 

Used predominantly as contractor pumps on-site drainage duties, they can also be used in other industrial applications. 

Why Choose the Tsurumi HS3.75S?

• ✔️ Built to move large volumes of dirty or slurry-laden water

• ✔️ Heavy-duty construction ideal for professional use

• ✔️ Fast, efficient, and reliable under pressure

• ✔️ Portable enough for site work, powerful enough for large-scale dewatering

• ✔️ Backed by Tsurumi’s global reputation and Henry Pumps' expert support

Supplied with 10 metres of heavy duty, rubber power cable. Included in the box, we supply a complimentary hose clip.  Available in single-phase only with an optional float switch.

Please note that if you decide to opt for the 3 inch Bauer connection, the supplied parts are a 3 inch galvanised extension piece with a 3.5 inch (89mm) male Bauer type Lever Lock coupling which is typical for the water pump industry.

Offered with a 3 year guarantee, the Tsurumi HS range of submersible drainage pumps are the ideal choice.  

When you need powerful, no-nonsense drainage, the Tsurumi HS3.75S delivers. It’s built for the toughest jobs and the most demanding professionals.

💪 Order today and stay ahead of the water, no matter the job site. 💦