QED AutoPump AP4 Ultra – High Temperature

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In stock

  • Proprietary non-stick finishes on float and discharge tubes to reduce solids buildup
  • 100% air-powered operation
  • Corrosion-resistant 316-grade stainless steel metallic parts
  • Reliable air control mechanism
  • Ideal for high-temperature applications
  • ATEX Certified
  • Functions under positive or negative (vacuum) pressure environments
  • Does not require clean dry air to function properly and pumps particles up to 1/8 inch in diameter.
  • Air valves can pass 90-weight oil without fouling.
  • Able to pump products with specific gravity as low as .72
  • 5 Year Warranty
SKU: AP4U-HT Categories: , Tags: , ,

QED’s special AutoPump AP4 Ultra models are available to pump fluids up to 250 ºF (120ºC) and are already proven in service. These high-temperature pumps use the highly reliable AutoPump core design and proprietary Ultra non-stick finishes, but add specialized materials of construction to extend the upper-temperature limit. The end result is a proven pump that delivers long-term durability and withstands high liquid temperatures.

AP4 Ultra builds upon the established AutoPump system, which has been the industry leader for over 30 years. Low-maintenance pump lasts up to 10 times longer between service events and requires 50% less time to clean.


  • Increase landfill gas extraction rates
  • Reduced risk of liquid leakage through liners and side slope failures
  • Lower rates of odors and non-methane organic compounds
  • Field tests have shown that the AutoPump AP4 & AP4.5 Ultra will last up to 10 times longer between service events. Tested in the most severe applications
  • Cleaning takes 50% less time, as determined by field tests
  • Simple disassembly with no fasteners and no cotter pins
  • AutoPumps require no surface timer-based controllers, bubblers, or sensors in the well to operate

AutoPump AP4 Ultra Applications

  • Landfill
  • Oil Refineries and Petrochemical
  • Mining
  • Industrial Sites
  • Remediation Sites

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