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Pneumatic Relays

Valin offers pneumatic biasing relays, ratio relays, reversing relays, averaging and computing relays, pressure selectors, and pressure limiting relays. Contact our friendly customer service for support and questions regarding pneumatic relays.

Pneumatic Relays

345 items

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  • Fairchild Positive Bias Relay 1536AT
    1536AT Fairchild Model 1500A High Flow Positive Bias Relay
    1536AT

    Fairchild Products

    Product Type: Biasing Relays

    Fairchild Model 1500A High Flow Positive Bias Relay, 0.5 to 30 psig Pressure Rrange, 3/4" FNPT Pipe Size , Tamper Proof.
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  • Fairchild Snap Acting Relay 244132ET
    244132ET Fairchild Model 24 Snap Acting Relay
    244132ET

    Fairchild Products

    Product Type: Snap Acting Relays

    Rotork Fairchild Products Model 24 snap acting relay with a 1/2-30psig range, 1/4in FNPT ports, tapped exhaust, tamper proof top, normally open
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  • Fairchild Pressure Selector Relay 91052
    91052 Fairchild Model 91 High Pressure Selector Relay
    91052
    91052-FAIRCH

    Fairchild Products

    Product Type: Selector Relays

    Rotork Fairchild Products Model 91 high pressure selector relay with 1/4in FNPT ports
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  • Fairchild Reversing Relay 25463
    25463 Fairchild Model 25 Reversing Relay
    25463
    25463-FAIRCH

    Fairchild Products

    Product Type: Reversing Relays

    Rotork Fairchild Products Model 25 reversing relay with a 2-150psig range and 3/8in FNPT ports
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  • Fairchild Positive Bias Relay 1546AT
    1546AT Fairchild Model 1500A Positive Bias Relay
    1546AT

    Fairchild Products

    Product Type: Biasing Relays

    Rotork Fairchild Products Model 1500A positive bias relay with a 1-60psig range, 3/4in FNPT ports and tamper proof top
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  • Fairchild Adjustable Ratio Relay 21312
    21312 Fairchild Model 21 Adjustable Ratio Relay
    21312
    21312-FAIRCH

    Fairchild Products

    Product Type: Adjustable Ratio Relays

    Rotork Fairchild Products Model 21 adjustable ratio relay with a 30:1 through 1:30 ratio range and 1/4in FNPT ports
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  • 15422JT Fairchild Products Model 15 Positive Bias Relay
    15422JT Fairchild Model 15 Positive Bias Relay
    15422JT

    Fairchild Products

    Product Type: Biasing Relays

    Fairchild Products Model 15 Positive Bias Relay, 0-10 psi range, 250 psi [17 BAR] supply, 40 SCFM [68m3/Hr]@100 psi/20 psi set, 1/4 FPT signal, 1/4 FPT line, 1/4 FPT gauge, Viton, tamper proof.
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  • 244162T Fairchild Products Model 24 Snap Acting Relay
    244162T Fairchild Model 24 Snap Acting Relay
    244162T

    Fairchild Products

    Product Type: Snap Acting Relays

    Fairchild Products Model 24 Snap Acting Relay, normally open, 1/4 FPT line, 1/4 FPT gauge, 2-120 psi range operated by 0.5 psi change in Sig A(1/8 FPT) & Sig B(1/4 FPT), 10-120 psi [8 BAR] supply, 14 SCFM [23.8m3/Hr]@100 psi, tamper proof.
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