1984 Company founded in Portland, Oregon by Inventor Bob HYDE  ABOUT HYSAVE

  • First development of liquid line refrigerant pump
  • Introduced methods of improving refrigeration efficiency
  • Design and development of prototype pumps
  • Established HY-SAVE technology

1986   First patent “ maximizing refrigeration capacity and performance” about hysave

  • Introduced the LPA Pump
  • Establishes LPA as trademark and brand
  • Introduced local American sales and distribution for LPA pumps

1987   Made available US distributor agreements

  • Appointed distributors in the USA and Canada
  • Introduced new style brochure “Tomorrows Refrigeration Technology Today”

1989   Worked alongside US Gov. FEMP to support and document product efficiency and case studies

  • Introduced energy saving analysis and methods of determining efficiency
  • Improved performance and re-design of model 835 LPA pump

1990   Introduced new efficient TEFC motors for tougher environments

  • Introduced new testing platform, improve quality and R&D

1992   Signed Joint Venture agreement with HY-SAVE UK to oversee European territories

1993  Reviewed Portland’s Oregon base of LPA testing and assembly line, USA

1994   Established automated selection and sizing program to project efficiency

  • Filed numerous patents to protect LPA pump performance and operation
  • Established and patented a unique dehumidification process to remove humidity in air conditioning applications, HY-DRY
  • Set up and established refrigerant two phase flow research with LPA as a means of providing heat transfer between mediums
  • Expanded a network of regional distributors

1996    Developed and patented the Plus 2 system for higher efficiency

  • Expanded testing platform to include multi coupled pressure points
  • Improved facility to provide distributor and customer support.

1998 HY-SAVE’s IP, patents, designs and technology, was acquired by DTE Energy Technologies, Michigan, USA

  • Introduced first Pump-Pro 1 electronic pump induced pressure differential sequence control and protection module.
  • Developed new methods of heat transfer and system efficiency with two phase cooling mediums and methods.

2000 Established HY-SAVE organisation of regional and international distributors, OEM’s

  • Promoted international presence marketing and strategies for energy efficient refrigeration research and development of energy efficient refrigeration and design.
  • Established method to protect LPA® pumps from running dry based on induced liquid differential pressure and quality of liquid entering the LPA pump, to control and protect  LPA pumps, PP2 Version 2

2003 HY-SAVE UK acquired the IP, patents, designs, trademarks, existing non stopple distributor agreements and technology from DTE Energy Technologies, Michigan, USA

  • Terminated U.S. distributor agreements and re organisation of existing channels
  • Continued R&D of LPA technologies including two phase non vapor compression cooling systems
  • Reorganised U.S. manufacturing, introduced new stringent process and quality control for production requirements

2005 Established new assembly plant in Europe audited by TUV Germany

  • Improved manufacturing process and quality control
  • PFEMA – Process Failure Effects Mode Analysis
  • Introduce Helium and Nitrogen testing facilities
  • Enhanced the range of HFC LPA pumps for higher operating pressures

2006 Opened HY-SAVE USA Tampa, Florida office to oversee U.S. territories and manage IP, patents and trademarks

  • Launched cost effective remote energy monitoring device with built in Ethernet and GPRS
  • Development of new methods to remove moisture in cold rooms in combination with HY-DRY

2007 Enhanced pressure testing facilities to accommodate natural refrigerant pressures and process control

2008 Redesigned HFC range of LPA pumps for higher operating pressures

  • Introduced more stringent quality control and specifications
  • Launched 3rd generation pump protection and control
  • Enhanced range of LPA pumps compatible with Co2 pressures

2009 Opened HYSAVE offices in Dandong, China to oversee the sales and marketing

  • Launched Model PM8 Range of LPA pumps
  • Introduced mass manufacturing and control process of LPA pumps

2010   Launched Pump Protection module 3 to include free cooling operation and protection

  • Certified UL / PED Models 833, 860 and 875 for Co2 sub-critical applications

2011 Launched automated energy monitoring to measure precisely energy consumption

  • Launched super model 925 LPA pump for HFC and Co2 applications, maximum working pressures at 75 bar (1087 psi)

2012 Official launch of model 925  for cascade Co2 applications worldwide.

  • Increased production of model 809 for mass manufacturing to suite a wide range of domestic / light commercial Co2 refrigeration applications.
  • Engineered solutions to overcome -40F working temperatures specific to model 925
  • Consultation with HY-SAVE Engineering to propose new super model 975 to accommodate single circuit 400 tons of refrigeration energy savings with LPA®
  • UL Fatigue and Pressure testing of model 925 certification awarded

2013 Design and development of Phase 1 solar refrigeration with ejector LPA® pumps.

  • Development of LPA® Liquid Refrigerant Pump to boost liquid pressure to 540 psi (37 bar) with ejector evaporating temperatures of -9°C (15F) annually.
  • Development and completion of new super critical Co2 liquid pump design working pressure, 124 bar (1,800 psi) within the flow rate region of 1 to 9GPM
2014 Official launch of LPA® Model 809-NH3
  • Design and development new Ammonia LPA® pump for natural refrigerant applications. Design pressure rated at 540 psi.
  • Established new efficient refrigeration method - Public release “Refrigeration on Demand” The Thermal Storage Option”  for refrigeration operators who would prefer to refrigerate at night than by day.
  • Development of new type Propane LPA® pump for greener refrigeration applications.
  • Development of Sub-Zero -40F LPA Model 860 for Arctic environments.