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SELWOOD Wastewater & Slurry Pumps

SELWOOD Wastewater & Slurry Pumps
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SELWOOD product overview (4.71 MB)

Self-priming, dry-running resistant, solid handling centrifugal pumps or induction diaphragm positive displacement pumps for wastewater and sewage applications.

Established over 65 years ago, Selwood is one of UK´s largest privately owned construction equipment rental companies.

SELWOOD is not only the leading pump supplier in the UK, but also the leading supplier of construction equipment and accessories on the South Coast. Selwood has been designing and manufacturing mobile pumps for over 50 years, becoming the UK market leader in this sector. Selwood Pumps success is based on continuous growth, innovation and entrepreneurial spirit. Since its beginning in 1955, the company has consistently focused on expanding into new markets both domestically and internationally. Currently 70 % of pump production is for a worldwide dealer network. Selwood´s original pump design, and internationally known terms such as "Simplite", "Spate" and "Seltorque" have quickly established themselves as the market standard in the construction industry. Continuous developments of these designs are an important part within these ranges of vacuum assisted pumps. Today, Selwood covers a wide range of applications in many industrial sectors, construction, marine, environmental and flood control, mining and wastewater treatment. This wide range requires a wide selection of materials to pump mediums containing solids, suspensions such as bentonite, slurries and oily mediums.


Technical Data

"S" Pumps 1290 70 metallic
"D" Pumps 600 40,5 metallic
"H" Pumps 950 158 metallic
"HS" Pumps 575 69 metallic
"C" Pumps 285 24,5 metallic
"PD" Pumps 77 30,5 metallic


Dry self-priming
Safe to run dry
Solids up to 100 mm
Sludge contents up to 95-vol %
Suitable for pumping bentonite

Stationary, mobile frame, trailer or sled frame
Soundproof housing
Environmentally friendly

Design Features


  • Unique original design 
  • Water insensitive vacuum diaphragm pump 
  • No hazards from oil mist, oil leakage or emulsifying oil as known from other priming systems 

Noise protection

  • Noise emissions down to 58 dB(A) at 7m.

Collection tray

  • All pumps with noise protection are leak-proof
  • In case of leakage, fuel or oil remains inside the housing, avoiding possible environmental pollutions.

Automatically level control

  • Float switch for an automatic operation of the pump 
  • A cost-effective and uncomplicated system for level control


  • Remote diagnostics and documentation of operating conditions
  • Connection to preselected mobile devices, or fixed networks, for real-time alarm notification in case of malfunctions 

HS hydraulic pumps

  • The hydraulic system can be operated with environmentally friendly, synthetic or mineral oils