Expansion Valves, Pressure Switches, and Controls

TXVs, orifice tubes, trinary/binary pressure switches, freeze switches, and thermostats. These small parts cause an outsized share of "no cold air" calls — a stuck TXV or a failed pressure switch mimics much bigger failures.
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  • Omega Expansion Valve Block 31-31331

    Omega Expansion Valve Block 31-31331

    Omega Expansion Valve Block 31-31331
    $27.99
  • Omega Expansion Valve Block Ford 80-81 Yg-217 Eosz-19849-a 31-30947

    Omega Expansion Valve Block Ford 80-81 Yg-217 Eosz-19849-a 31-30947

    Omega Expansion Valve Block Ford 80-81 Yg-217 Eosz-19849-a 31-30947
    $43.99
  • Omega Expansion Valve Block 3/8 1/2 5/8 3/4 TO Mini R134a 31-30926

    Omega Expansion Valve Block 3/8 1/2 5/8 3/4 TO Mini R134a 31-30926

    Omega Expansion Valve Block 3/8 1/2 5/8 3/4 TO Mini R134a 31-30926
    $88.99
  • Omega Expansion Valve Block 31-31394

    Omega Expansion Valve Block 31-31394

    Omega Expansion Valve Block 31-31394
    $24.99
  • Omega Expansion Valve Block 31-31298

    Omega Expansion Valve Block 31-31298

    Omega Expansion Valve Block 31-31298
    $24.99
  • Omega Expansion Valve Block (rear) 31-31384

    Omega Expansion Valve Block (rear) 31-31384

    Omega Expansion Valve Block (rear) 31-31384
    $24.99
  • Omega Expansion Valve Block Peugeot 406 96-03 Oe 6461A3 31-30995

    Omega Expansion Valve Block Peugeot 406 96-03 Oe 6461A3 31-30995

    Omega Expansion Valve Block Peugeot 406 96-03 Oe 6461A3 31-30995
    $87.99
  • Omega Expansion Valve Block 31-31321

    Omega Expansion Valve Block 31-31321

    Omega Expansion Valve Block 31-31321
    $27.99
  • Omega Expansion Valve Kia Rio 2000 - 2002 31-12131

    Omega Expansion Valve Kia Rio 2000 - 2002 31-12131

    Omega Expansion Valve Kia Rio 2000 - 2002 31-12131
    $26.99
  • Omega Expansion Valve Block Land Rover LR3 05-09 31-31185

    Omega Expansion Valve Block Land Rover LR3 05-09 31-31185

    Omega Expansion Valve Block Land Rover LR3 05-09 31-31185
    $25.99
  • Omega Expansion Valve Block 31-31313

    Omega Expansion Valve Block 31-31313

    Omega Expansion Valve Block 31-31313
    $27.99
  • Omega Expansion Valve Block 31-31307

    Omega Expansion Valve Block 31-31307

    Omega Expansion Valve Block 31-31307
    $27.99
  • Omega Expansion Valve Block (rear) 31-31330

    Omega Expansion Valve Block (rear) 31-31330

    Omega Expansion Valve Block (rear) 31-31330
    $28.99
  • Omega Expansion Valve Range Rover 98-02 Freelander 02-05 31-31138

    Omega Expansion Valve Range Rover 98-02 Freelander 02-05 31-31138

    Omega Expansion Valve Range Rover 98-02 Freelander 02-05 31-31138
    $19.99
  • Omega Expansion Valve Block 31-31356

    Omega Expansion Valve Block 31-31356

    Omega Expansion Valve Block 31-31356
    $33.99
  • Omega Expansion Valve Block Ford Flex 2009 Rear A/C 31-31232

    Omega Expansion Valve Block Ford Flex 2009 Rear A/C 31-31232

    Omega Expansion Valve Block Ford Flex 2009 Rear A/C 31-31232
    $27.99
  • Omega Expansion Valve Block Hyundai Tucson V6 Only 06-08 31-31175

    Omega Expansion Valve Block Hyundai Tucson V6 Only 06-08 31-31175

    Omega Expansion Valve Block Hyundai Tucson V6 Only 06-08 31-31175
    $27.99
  • Omega Expansion Valve Block Ford Australia 93DA-19849-AA 31-30996-AM

    Omega Expansion Valve Block Ford Australia 93DA-19849-AA 31-30996-AM

    Omega Expansion Valve Block Ford Australia 93DA-19849-AA 31-30996-AM
    $27.99
  • Omega Expansion Valve Block 31-31335

    Omega Expansion Valve Block 31-31335

    Omega Expansion Valve Block 31-31335
    $83.99
  • Omega Expansion Valve Block Dodge Durango 01-03 Rear A/C 31-31015-AM

    Omega Expansion Valve Block Dodge Durango 01-03 Rear A/C 31-31015-AM

    Omega Expansion Valve Block Dodge Durango 01-03 Rear A/C 31-31015-AM
    $28.99
  • Omega Expansion Valve Millennia 95-00 Oe#ta01-61-j14 31-12121

    Omega Expansion Valve Millennia 95-00 Oe#ta01-61-j14 31-12121

    Omega Expansion Valve Millennia 95-00 Oe#ta01-61-j14 31-12121
    $26.99
  • Omega Expansion Valve Block 31-31248

    Omega Expansion Valve Block 31-31248

    Omega Expansion Valve Block 31-31248
    $23.99
  • Omega Expansion Valve Block Saturn S-series 91-00 31-30955

    Omega Expansion Valve Block Saturn S-series 91-00 31-30955

    Omega Expansion Valve Block Saturn S-series 91-00 31-30955
    $49.99
  • Omega Expansion Valve Block 31-31431

    Omega Expansion Valve Block 31-31431

    Omega Expansion Valve Block 31-31431
    $43.99