Semisom 262/635 Dirty Water Submersible Pump

Semisom 262 & 635 Submersible Dirty Water Pumps | Heavy‑Duty Wastewater & Drainage Pumps UK

The Semisom 262 and Semisom 635 are professional‑grade submersible pumps engineered for demanding dirty water and wastewater drainage applications. Designed for reliability in commercial, industrial and utility environments, these pumps combine high solids handling with robust construction for long service life in harsh conditions.

What is the Semisom 262 & 635 pump used for?

The Semisom 262 and 635 are designed for dirty water, sewage and wastewater transfer where solids handling and continuous performance are essential. Typical applications include:

• Dirty water and site drainage
  
• Wastewater and sewage pumping
  
• Septic tanks and sump pits
  
• Flooded basements and chambers
  
• Commercial and industrial water transfer
  
• Utility, civil engineering and hire fleet use

Both models feature double channel impellers capable of passing solids up to 32mm, making them suitable for fibrous and contaminated liquids without clogging.

Construct and Durability

Built for long‑term operation in aggressive environments, the Semisom range prioritises strength and component protection.

Key construction features:

• Cast iron hydraulic components for impact resistance and durability
  
• Stainless steel motor components for corrosion resistance
  
• Coolant‑filled motors to ensure efficient heat dissipation
  
• Silicon carbide mechanical seals for superior sealing and extended seal life
  
• Double channel impeller design to minimise blockages and wear

This heavy‑duty construction makes the Semisom 262 and 635 ideal for continuous and high‑load applications.

Why choose the Semisom 262 or 635?

The Semisom 262 and 635 are chosen by professionals who need reliability, performance and low downtime.

Key benefits:

• Handles dirty water and solids with ease (up to 32mm)
  
• Suitable for demanding commercial and industrial environments
  
• Multiple power supply options for site flexibility
  
• Proven design with long service intervals
  
• Excellent choice for hire fleets and emergency response

If you need a dependable pump that performs consistently in harsh wastewater conditions, the Semisom range delivers.

Operational Details

Power supply options:

Single phase 110V
Single phase 230V
Three phase 400V

Capacitor configuration:

230V models feature an internal capacitor
110V models are supplied with an external capacitor box

Impeller type: Double channel

Maximum solids handling: 32mm

Motor type: Coolant‑filled submersible motor

Cable type: H07RN heavy‑duty rubber

Designed for straightforward installation and dependable operation across a wide range of sites.

What's in the box:

• 1x Semisom 262 or Semisom 635 submersible pump
• 1x 10m Heavy duty rubber power cable
• External capacitor box (110V models only)