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 31-31433

    Omega Expansion Valve Block 31-31433

    Omega Expansion Valve Block 31-31433
    $26.99
  • Omega Expansion Valve Block 31-31297

    Omega Expansion Valve Block 31-31297

    Omega Expansion Valve Block 31-31297
    $24.99
  • Omega Expansion Valve Block (rear) 31-31443

    Omega Expansion Valve Block (rear) 31-31443

    Omega Expansion Valve Block (rear) 31-31443
    $27.99
  • Omega Expansion Valve Pont Gto 04-06 15-50542 31-31126

    Omega Expansion Valve Pont Gto 04-06 15-50542 31-31126

    Omega Expansion Valve Pont Gto 04-06 15-50542 31-31126
    $46.99
  • Omega Expansion Valve Block (rear) 31-31341

    Omega Expansion Valve Block (rear) 31-31341

    Omega Expansion Valve Block (rear) 31-31341
    $43.99
  • Omega Expansion Valve Block 31-31251

    Omega Expansion Valve Block 31-31251

    Omega Expansion Valve Block 31-31251
    $41.99
  • Omega Expansion Valve 3/8in x 1/2in Cap Tube 17in EQ Tube 25in 31-10755-AM

    Omega Expansion Valve 3/8in x 1/2in Cap Tube 17in EQ Tube 25in 31-10755-AM

    Omega Expansion Valve 3/8in x 1/2in Cap Tube 17in EQ Tube 25in 31-10755-AM
    $34.99
  • Omega Expansion Valve Block 31-31245

    Omega Expansion Valve Block 31-31245

    Omega Expansion Valve Block 31-31245
    $23.99
  • Omega Expansion Valve Block 31-31400

    Omega Expansion Valve Block 31-31400

    Omega Expansion Valve Block 31-31400
    $27.99
  • Omega Expansion Valve Block Dodge Durango 01-03 31-31013-AM

    Omega Expansion Valve Block Dodge Durango 01-03 31-31013-AM

    Omega Expansion Valve Block Dodge Durango 01-03 31-31013-AM
    $23.99
  • Omega Expansion Valve Suzuki XL7 Aux A/C 03-06 31-31120

    Omega Expansion Valve Suzuki XL7 Aux A/C 03-06 31-31120

    Omega Expansion Valve Suzuki XL7 Aux A/C 03-06 31-31120
    $42.99
  • Omega Expansion Valve Block 31-31386

    Omega Expansion Valve Block 31-31386

    Omega Expansion Valve Block 31-31386
    $27.99
  • Omega Expansion Valve Block 31-31472

    Omega Expansion Valve Block 31-31472

    Omega Expansion Valve Block 31-31472
    $32.99
  • Omega Expansion Valve Integra 90-93 31-12115

    Omega Expansion Valve Integra 90-93 31-12115

    Omega Expansion Valve Integra 90-93 31-12115
    $31.99
  • Omega Expansion Valve Kia Rio 2001 31-31091

    Omega Expansion Valve Kia Rio 2001 31-31091

    Omega Expansion Valve Kia Rio 2001 31-31091
    $34.99
  • Omega Expansion Valve Ford Expedition Navigator Rear 07-17 31-31196

    Omega Expansion Valve Ford Expedition Navigator Rear 07-17 31-31196

    Omega Expansion Valve Ford Expedition Navigator Rear 07-17 31-31196
    $23.99
  • Omega Expansion Valve Block Freightliner #boa-a4965 31-31047

    Omega Expansion Valve Block Freightliner #boa-a4965 31-31047

    Omega Expansion Valve Block Freightliner #boa-a4965 31-31047
    $63.99
  • Omega Expansion Valve Block 31-31382

    Omega Expansion Valve Block 31-31382

    Omega Expansion Valve Block 31-31382
    $26.99
  • Omega Expansion Valve Block 31-31238

    Omega Expansion Valve Block 31-31238

    Omega Expansion Valve Block 31-31238
    $23.99
  • Omega Expansion Valve Block Hyundai Entourage Rear 07-08 31-31174

    Omega Expansion Valve Block Hyundai Entourage Rear 07-08 31-31174

    Omega Expansion Valve Block Hyundai Entourage Rear 07-08 31-31174
    $27.99
  • Omega Expansion Valve Block 31-31347

    Omega Expansion Valve Block 31-31347

    Omega Expansion Valve Block 31-31347
    $33.99
  • Omega Expansion Valve Block 31-31235

    Omega Expansion Valve Block 31-31235

    Omega Expansion Valve Block 31-31235
    $24.99
  • Omega Expansion Valve Dodge Neon 2.4L 03-05 31-31102

    Omega Expansion Valve Dodge Neon 2.4L 03-05 31-31102

    Omega Expansion Valve Dodge Neon 2.4L 03-05 31-31102
    $33.99
  • Omega Expansion Valve Block (aux) 31-31352

    Omega Expansion Valve Block (aux) 31-31352

    Omega Expansion Valve Block (aux) 31-31352
    $24.99