Product Highlight


In development, Model 833-DS (Dual Stage) SS LPA® pump. The design operating

Facts about the LPA® Pump

LPA® (Liquid Pressure Amplification) | Co2 | R290 | NH3 |HFO |



Nicknamed the work dog, now available with a high strength stainless steel housing to meet with pressures on demand. Built to stand up under heavy loads, LPA (Liquid Pressure Amplification) pumps, are equipped with built-in overload protection. Under adverse conditions, the magnetic drive acts as a clutch to eliminate overloading and motor burnouts.

The 875-SS-050-VSD (Variable Speed Drive) is now available with a high frequency drive compatible motor designed for continuous use up to 75hz if required.

  • PS 725 psi / 50 bar
  • PT 1,036 psi / 72 bar
  • TS Min -22°F / -30°C
  • TS Max 160°F / +72°C
  • Inlet ODF Copper 1-5/8″
  • Outlet ODF Copper 1-1/8″
  • Motor Power .75 hp
  • Voltage 208-230 /460
  • Ampere 2.4-2.2 / 1.1
  • Phase 3PH
  • Frequency 50 / 60Hz
  • Thermal Overload



REFRIGERANTS: (Fluid Type /GAS GROUP 1&2 /UL Classified)

Co2 R-290 R-134a R-401a R-401b R-401c R-402a R-402b R-404A R-407A R407b R-407c R-408a R-409a R-410A R-500 R-507

OUTDOOR PROTECTION IP54 | Altitude 2000M | Corrosive & Polluting Substance Class 4C2 | Vibration & Shock Class 4S2 | Presence of Dust Class 4S2 | Corrosion Protection Level ClassIP43B

MAINTENANCE: Maintenance free, no service required.

Manufactured to: DIR 97/23/EC “CE” CAT A1 / UL Recognized \ Shipping Weight 46 lb’s | Dimensions L 25″ x W 16″ x H 16″ \ Component Weight 42 lb | Dimensions L 17″ x W 14″ x H 10″

Mechanical Life Wet End Assembly +20 years | Mechanical life Impeller +100,000 continuous hrs | Mechanical Endurance +300,000 cycleshanical Endurance +300,000 cycles

5 Responses to “ LPA-875-SS-050-VSD ”

  1. Piyush says:

    I am looking for Industrial Refrigeration Pump with specifications
    Working pressure is 70 Psia
    Refrigerant: R123 (saturated liquid)
    Flow rate: 4 gal/min OR 25 kg/min
    Head < 40Ft
    Does it have to be ex- proof, would like to know your experienced opinion.
    May I know If you can deliver it to India.

  2. Logan Hendren says:

    What is the cost of an LPA-875-SS-050-VSD.

  3. admin says:

    Cost is dependent on volume and regular use? Please contact us above for our latest 2017 pricing guide.

  4. I want to purchase the “work dog” LPA-875-SS-050-VSD
    Do you have a dealer in Colombia.
    My company SOSTA SAS is working w/professionals here in La Guajira and want the pump to be part of a hybrid energy system we are creating; Please can you help us get one or more

  5. admin says:

    Robert in Colombia,hello.

    You have made a great choice, this dog has been running in the field continuously for 30 years. Please can you contact us via our site’s contact page. Unfortunately our server sometime rejects Gmails, do you have an alternative?

    Looking forward to hearing from you shortly. You project sounds very interesting.

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