Sump Pumps

London Pump Supply Ltd. proudly supplies, repairs and services quality pump products from the world’s leading pump manufacturers.

Sump Pumps

Sump pumps are an essential part of keeping basements and crawl spaces dry. London Pump Supply Ltd. stocks many makes and models of sump pumps for residential, light industrial, general dewatering and water transfer applications.

Our large selection of suppliers ensures that we can order any pump to meet your specific requirements. Most models are interchangeable with competing sump pump models and as a result save time and replacement costs when it comes to repairs.

Below are descriptions of some of the sump pumps we carry:

Zoeller M-57

Zoeller sump pump model M-57 is a 1/3 HP pump which boasts the following features and benefits:

  • 1/3 HP, float operated and submersible
  • Body is made from heat-dissipating cast iron and it’s epoxy finish provides maximum pumping performance under the most extreme conditions
  • Its cast iron base and switch housing makes it non-corrosive, rugged and durable
  • Stainless steel screws, switch arm, guard and handle
  • Non-clogging vortex cast iron impeller handles up to 1/2″ (13 mm) spherical solids
  • Automatic float consists of a two pole, stainless steel snap action assembly
  • North American made and tested to ensure quality and reliability for years of trouble-free performance
  • 3 year warranty direct through London Pump Supply Ltd.


Goulds GSP0511

Goulds sump pump model GSP0511 is a 1/2 HP sump and utility pump as it comes in both automatic and manual models. It features the following benefits:

  • 1/2 HP and submersible
  • Cast iron motor housing allowing for optimal heat dissipation
  • The automatic model is equipped with a reliable mechanical switch and solid float for dependable performance
  • Premium mechanical seal design provides superior protection against sand and abrasive damage
  • Cast iron suction strainer encompasses the entire base – designed to reduce debris entry
  • Corrosion resistant for lifetime use
  • 3 year warranty direct through London Pump Supply Ltd.


Goulds LSP0311

Goulds sump pump model LSP0311AT is a 1/3 HP pump designed for basement draining, water transfer and dewatering. It features:

  • 1/3 HP, float operated and submersible
  • Corrosion resistant construction including a glass-filled thermoplastic impeller and casing which is tough but lightweight and portable,
  • Upper and lower heavy duty ball bearing construction for a long operational life
  • Permanently lubricated motor for extended service life and powered for continuous operation
  • Handles 3/8″ spherical solids
  • 20 foot power cord
  • Piggy back wide angle automatic float allows for manual operation option
  • 3 year warranty direct through London Pump Supply Ltd.