JS SK Sewage Chopper Pumps (2" & 3") High-Torque Cutting Power for Tough Sewage Applications
The JS SK Series is your go-to solution for problematic wastewater systems, designed with a heavy-duty chopper impeller that cuts through solids, fibrous waste, and debris with ease. Whether youre managing rural sewage systems, industrial waste, or agricultural slurry, these submersible cutter pumps ensure clog-free performance in even the harshest pumping environments.
Available in JS750SK (2") and JS1500SK (3") models, these pumps combine cutting-edge chopping technology with the durability and reliability professionals demand.
The JS-750 SK and JS-1500 SK are a range of submersible sewage pumps with a single channel cutter impeller and manufactured by the industry experts at JS Pumps.
Excellent chopping capacity is enhanced as the range is fitted with a tungsten carbide tipped impeller which runs against a grinding diffuser plate, shredding and cutting soft solids into smaller parts to pump through the body to waste.
These reliable cutting pumps features a cast iron pump body, volute, stand, impeller, lower motor bearing/seal housing and motor top cover, while the motor case and shaft are from stainless steel - the ultimate sewage cutting pump for your application!
Purpose-Built for the Toughest Sewage Jobs
Forget constant blockages or manual unclogging the hardened cutting impeller is engineered to reduce solid material into manageable particles, protecting your pipes and keeping your system running smoothly.
Perfect for:
Domestic and commercial sewage systems with high solids
Industrial waste and greywater pumping
Septic tanks and wastewater lift stations
Sites with rag, tissue, and sanitary waste
The JS750SK pump and JS1500SK sewage cutting pumps benefit from double oil bathed mechanical seals which increases both reliability and longevity and also helps prevent abrasives such as sand, dirt and silt from entering the seal chamber providing peace of mind that your purchase of this tough shredding pump will not disappoint.
Complete with 10m of heavy duty power cable. Manual and Automatic versions with a float switch are available. Please select accordingly from the drop down menu.
Hose tail adapters are supplied free of charge with all models and the pump also has a threaded outlet giving you the perfect choice of how you wish to connect your pipework to the pump.

Key Features & Benefits:
Integrated Cutter Impeller Efficiently chops solids before discharge
2 or 3 Outlet Options Suitable for a range of system sizes
Robust Build Quality Cast iron pump casing with stainless steel shaft
Long-Life Bearings & Dual Mechanical Seals Ideal for continuous use
Available with Float Switch Choose manual or automatic versions
This premium range of sewage cutter pump is available in both manual and automatic float switch options and can also be guide rail mounted by purchasing the coupling foot, claw and top bracket kits.
Features
- Maximum Head: up to 16m
- Maximum Flow: up to 800 litres/min
- 2" (JS-750 SK) or 3" (JS-1500 SK) outlet
- Manual or automatic with Mac-3 float
- 110V or 230V
|
Model |
Power |
Outlet size |
Max Flow |
Max Head |
Weight |
|
JS 750 SK |
0.75 |
2 |
335 |
15 |
30 |
|
JS 1500 SK |
1.5 |
3 |
765 |
18 |
37 |
Click here to download full data sheet.
Click here to download parts drawing.
Click here to download parts list.
Why Choose JS SK Sewage Cutter Pumps from Henry Pumps?
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Superior chopper technology prevents costly blockages
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Ideal for properties connected to private sewage systems or remote treatment plants
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Handles tough waste including cloth, wipes, and debris
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Trusted performance in agricultural and industrial setups
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Reliable service and expert support from the Henry Pumps team
When solids are a serious issue, the JS SK range delivers reliable cutting performance available now from Henry Pumps. Clean, clear, and clog-free.
Customer reviews
Perfect pump for the job. Bought this on their advice after numerous other pumps from another company kept failing due to blockages.
Davis Transport | Somerset | September 2018
I decided to buy the JS750SK pump from this company after speaking to a helpful gentleman over the telephone. It's installed in our companies sewage station and works brilliants. Good company.
Sally | Poole | November 2018
Really pleased with our purchase of the JS750SK cutter pump. The cutting blade really helps when disposing of the soft solids in our settlement pit. Arrived next day, good price, great stuff.
Tardis | Surrey | November 2018
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Voltage:110v
-
Product Code:012-757
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Weight:29.4kg
Buy with confidence
At Henry Pumps, we support residential, commercial, and industrial customers, from homeowners and landlords to contractors and facilities teams. Based in Derbyshire, we help solve flooding, drainage, and water management challenges across the UK. Every pump we supply is chosen for proven reliability and performance, backed by expert, straightforward advice you can trust. Whether you’re maintaining a property, managing a building, or dealing with an urgent issue, we’ll help you find the right solution.



