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 3/8 x 1/2 Coil 3/8 EQ 1/4M 90° Ext EQ 31-10943-AM

    Omega Expansion Valve 3/8 x 1/2 Coil 3/8 EQ 1/4M 90° Ext EQ 31-10943-AM

    Omega Expansion Valve 3/8 x 1/2 Coil 3/8 EQ 1/4M 90° Ext EQ 31-10943-AM
    $26.99
  • Omega Expansion Valve Hyundai Elantra 96-00 Tiburon 97-01 31-31094

    Omega Expansion Valve Hyundai Elantra 96-00 Tiburon 97-01 31-31094

    Omega Expansion Valve Hyundai Elantra 96-00 Tiburon 97-01 31-31094
    $20.99
  • Omega Expansion Valve Block 31-31252

    Omega Expansion Valve Block 31-31252

    Omega Expansion Valve Block 31-31252
    $30.99
  • Omega Expansion Valve Block Dodge Van 1500-3500 Rear A/C 98-03 31-31164

    Omega Expansion Valve Block Dodge Van 1500-3500 Rear A/C 98-03 31-31164

    Omega Expansion Valve Block Dodge Van 1500-3500 Rear A/C 98-03 31-31164
    $25.99
  • Omega Expansion Valve Kia RIO5 02-05 31-31092

    Omega Expansion Valve Kia RIO5 02-05 31-31092

    Omega Expansion Valve Kia RIO5 02-05 31-31092
    $21.99
  • Omega Expansion Valve Block 31-31227

    Omega Expansion Valve Block 31-31227

    Omega Expansion Valve Block 31-31227
    $44.99
  • Omega Expansion Valve Block Sentra 00-02 92200-5M000 31-31028

    Omega Expansion Valve Block Sentra 00-02 92200-5M000 31-31028

    Omega Expansion Valve Block Sentra 00-02 92200-5M000 31-31028
    $21.99
  • Omega Expansion Valve Block 31-31296

    Omega Expansion Valve Block 31-31296

    Omega Expansion Valve Block 31-31296
    $34.99
  • Omega Expansion Valve M16 x M20 EQ Line M12x1.25 12in Cap 31-12105

    Omega Expansion Valve M16 x M20 EQ Line M12x1.25 12in Cap 31-12105

    Omega Expansion Valve M16 x M20 EQ Line M12x1.25 12in Cap 31-12105
    $22.99
  • Omega Expansion Valve Block Hyundia Elantra 05-06 31-31041-AM

    Omega Expansion Valve Block Hyundia Elantra 05-06 31-31041-AM

    Omega Expansion Valve Block Hyundia Elantra 05-06 31-31041-AM
    $26.99
  • Omega Expansion Valve Block 98-05 Lexus Gs, Is, Sc 31-31067

    Omega Expansion Valve Block 98-05 Lexus Gs, Is, Sc 31-31067

    Omega Expansion Valve Block 98-05 Lexus Gs, Is, Sc 31-31067
    $21.99
  • Omega Expansion Valve 3/8 x 1/2 MO Cap 16in EQ 11in 1.5T 31-10751

    Omega Expansion Valve 3/8 x 1/2 MO Cap 16in EQ 11in 1.5T 31-10751

    Omega Expansion Valve 3/8 x 1/2 MO Cap 16in EQ 11in 1.5T 31-10751
    $22.99
  • Omega Expansion Valve Block Frtlnr 00-02 Sleeper Unit 31-31019-AM

    Omega Expansion Valve Block Frtlnr 00-02 Sleeper Unit 31-31019-AM

    Omega Expansion Valve Block Frtlnr 00-02 Sleeper Unit 31-31019-AM
    $34.99
  • Omega Expansion Valve 3/8 x 1/2 11.8in Cap Int Equal 1.5T 31-10717

    Omega Expansion Valve 3/8 x 1/2 11.8in Cap Int Equal 1.5T 31-10717

    Omega Expansion Valve 3/8 x 1/2 11.8in Cap Int Equal 1.5T 31-10717
    $36.99
  • Omega Expansion Valve Block 31-31269-AM

    Omega Expansion Valve Block 31-31269-AM

    Omega Expansion Valve Block 31-31269-AM
    $36.99
  • Omega Expansion Valve Block 31-31338

    Omega Expansion Valve Block 31-31338

    Omega Expansion Valve Block 31-31338
    $45.99
  • Omega Expansion Valve Block 31-31272

    Omega Expansion Valve Block 31-31272

    Omega Expansion Valve Block 31-31272
    $25.99
  • Omega Expansion Valve Rear A/C 98-02 Toy Sienna 3.0L 4 Door 31-12129

    Omega Expansion Valve Rear A/C 98-02 Toy Sienna 3.0L 4 Door 31-12129

    Omega Expansion Valve Rear A/C 98-02 Toy Sienna 3.0L 4 Door 31-12129
    $18.99
  • Omega Expansion Valve Lexus Lx 470 Toyo Landcruiser Aux 98-02 31-31113

    Omega Expansion Valve Lexus Lx 470 Toyo Landcruiser Aux 98-02 31-31113

    Omega Expansion Valve Lexus Lx 470 Toyo Landcruiser Aux 98-02 31-31113
    $31.99
  • Omega Expansion Valve Block Sebring Stratus Sdn Conv 01-02 31-31086

    Omega Expansion Valve Block Sebring Stratus Sdn Conv 01-02 31-31086

    Omega Expansion Valve Block Sebring Stratus Sdn Conv 01-02 31-31086
    $29.99
  • Omega Expansion Valve Block Type Gm 52464384 31-30965-AM

    Omega Expansion Valve Block Type Gm 52464384 31-30965-AM

    Omega Expansion Valve Block Type Gm 52464384 31-30965-AM
    $22.99
  • Omega Expansion Valve Block Hyundai Sonata 99-04 97626-38000 31-31032

    Omega Expansion Valve Block Hyundai Sonata 99-04 97626-38000 31-31032

    Omega Expansion Valve Block Hyundai Sonata 99-04 97626-38000 31-31032
    $17.99
  • Omega Expansion Valve Block Chry Spr Lk Ftgs 31-30977

    Omega Expansion Valve Block Chry Spr Lk Ftgs 31-30977

    Omega Expansion Valve Block Chry Spr Lk Ftgs 31-30977
    $30.99
  • Omega Expansion Valve Block Ford Excursion (aux) 00-05 31-31011-AM

    Omega Expansion Valve Block Ford Excursion (aux) 00-05 31-31011-AM

    Omega Expansion Valve Block Ford Excursion (aux) 00-05 31-31011-AM
    $25.99