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 31-31342

    Omega Expansion Valve Block 31-31342

    Omega Expansion Valve Block 31-31342
    $18.99
  • Omega Expansion Valve Infinity G20 99-02 2.0L 31-31127

    Omega Expansion Valve Infinity G20 99-02 2.0L 31-31127

    Omega Expansion Valve Infinity G20 99-02 2.0L 31-31127
    $23.99
  • Omega Expansion Valve Block 31-31373

    Omega Expansion Valve Block 31-31373

    Omega Expansion Valve Block 31-31373
    $23.99
  • Omega Expansion Valve Block 01-04 Kia Spectra 31-30941

    Omega Expansion Valve Block 01-04 Kia Spectra 31-30941

    Omega Expansion Valve Block 01-04 Kia Spectra 31-30941
    $21.99
  • Omega Expansion Valve Block Kia Sedona 02-05 1K53C61J12C Front 31-31068

    Omega Expansion Valve Block Kia Sedona 02-05 1K53C61J12C Front 31-31068

    Omega Expansion Valve Block Kia Sedona 02-05 1K53C61J12C Front 31-31068
    $21.99
  • Omega Expansion Valve 3/8 x 1/2 Mio 30CAP 18EQ 1/4 Mor 1.5T 31-10971-AM

    Omega Expansion Valve 3/8 x 1/2 Mio 30CAP 18EQ 1/4 Mor 1.5T 31-10971-AM

    Omega Expansion Valve 3/8 x 1/2 Mio 30CAP 18EQ 1/4 Mor 1.5T 31-10971-AM
    $23.99
  • Omega Expansion Valve Block Intrepid/concorde/lhs/300m 98-02 31-30988-AM

    Omega Expansion Valve Block Intrepid/concorde/lhs/300m 98-02 31-30988-AM

    Omega Expansion Valve Block Intrepid/concorde/lhs/300m 98-02 31-30988-AM
    $30.99
  • Omega Expansion Valve Block 31-31304

    Omega Expansion Valve Block 31-31304

    Omega Expansion Valve Block 31-31304
    $22.99
  • Omega Expansion Valve Block Grnd Caravan/town Country Front 31-31212

    Omega Expansion Valve Block Grnd Caravan/town Country Front 31-31212

    Omega Expansion Valve Block Grnd Caravan/town Country Front 31-31212
    $24.99
  • Omega Expansion Valve Block 2.5T 31-30920-AM

    Omega Expansion Valve Block 2.5T 31-30920-AM

    Omega Expansion Valve Block 2.5T 31-30920-AM
    $37.99
  • Omega Expansion Valve 3/8 x 1/2MF 40in Cap 40.75in Ext EQ Coil 2T 31-10965-AM

    Omega Expansion Valve 3/8 x 1/2MF 40in Cap 40.75in Ext EQ Coil 2T 31-10965-AM

    Omega Expansion Valve 3/8 x 1/2MF 40in Cap 40.75in Ext EQ Coil 2T 31-10965-AM
    $25.99
  • Omega Expansion Valve Block 31-31471

    Omega Expansion Valve Block 31-31471

    Omega Expansion Valve Block 31-31471
    $30.99
  • Omega Expansion Valve Block 31-31377

    Omega Expansion Valve Block 31-31377

    Omega Expansion Valve Block 31-31377
    $45.99
  • Omega Expansion Valve Block 31-31264

    Omega Expansion Valve Block 31-31264

    Omega Expansion Valve Block 31-31264
    $24.99
  • Omega Expansion Valve 1.5T Ext EQ R134a 31-10978-AM

    Omega Expansion Valve 1.5T Ext EQ R134a 31-10978-AM

    Omega Expansion Valve 1.5T Ext EQ R134a 31-10978-AM
    $24.99
  • Omega Expansion Valve Acura TL 95-98 16mm x 22mm 31-10729

    Omega Expansion Valve Acura TL 95-98 16mm x 22mm 31-10729

    Omega Expansion Valve Acura TL 95-98 16mm x 22mm 31-10729
    $67.99
  • Omega Expansion Valve Block 31-31447

    Omega Expansion Valve Block 31-31447

    Omega Expansion Valve Block 31-31447
    $30.99
  • Omega Expansion Valve 3/8 x 1/2MF 10in Cap 12in EQ 1/4in FF 31-10964-AM

    Omega Expansion Valve 3/8 x 1/2MF 10in Cap 12in EQ 1/4in FF 31-10964-AM

    Omega Expansion Valve 3/8 x 1/2MF 10in Cap 12in EQ 1/4in FF 31-10964-AM
    $9.99
  • Omega Expansion Valve Block 31-31468

    Omega Expansion Valve Block 31-31468

    Omega Expansion Valve Block 31-31468
    $28.99
  • Omega Expansion Valve Block Expedition Navigator 05-06 Aux 31-31136

    Omega Expansion Valve Block Expedition Navigator 05-06 Aux 31-31136

    Omega Expansion Valve Block Expedition Navigator 05-06 Aux 31-31136
    $25.99
  • Omega Expansion Valve 3/8 x 1/2 33in Cap 16.5in Flat EX EQ 1.5 31-10963

    Omega Expansion Valve 3/8 x 1/2 33in Cap 16.5in Flat EX EQ 1.5 31-10963

    Omega Expansion Valve 3/8 x 1/2 33in Cap 16.5in Flat EX EQ 1.5 31-10963
    $26.99
  • Omega Expansion Valve Block 31-31448

    Omega Expansion Valve Block 31-31448

    Omega Expansion Valve Block 31-31448
    $30.99
  • Omega Expansion Valve Block 31-31469

    Omega Expansion Valve Block 31-31469

    Omega Expansion Valve Block 31-31469
    $30.99
  • Omega Expansion Valve Block 31-31464

    Omega Expansion Valve Block 31-31464

    Omega Expansion Valve Block 31-31464
    $30.99