Ashcroft B Series Pressure Switches

The Ashcroft® B4 pressure switch is designed for use in virtually all industrial and OEM applications. Providing reliability and long-cycle life, it is ideal for satisfying requirements for pressure control, shutdown or alarm operations. Special designs are available to meet boiler/burner, NACE and fire-safe applications.

B Series

268 items

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  • Ashcroft B4, Type 400 Pressure Switch
    B424PX06100# Ashcroft Pressure Switch
    B424PX06100#

    Ashcroft

    Product Type: Pressure Switches

    Ashcroft B4, Type 400 Pressure Switch, 1/4" FPT and 1/2" MPT, 125/250/480 VAC, 30/125/250 VDC, 15/1/2/1/4/6 A, SPDT, 100 PSI, NEMA 3/4/4X/13, IP66, Epoxy Coated Aluminum, Direct/Surface Mount, Rugged Diaphragm/Monel Sealed Piston Actuator, Water Tight,...
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  • Ashcroft B4, Type 400 Pressure Switch
    B420VXFS100# Ashcroft Pressure Switch
    B420VXFS100#

    Ashcroft

    Product Type: Pressure Switches

    Ashcroft B4, Type 400 Pressure Switch, 1/4" FPT, 125/250 VAC, 120 VDC, 15/0.4 A, SPDT, 100 PSI, NEMA 3/4/4X/13, IP66, Epoxy Coated Aluminum, Direct/Surface Mount, Rugged Diaphragm/Viton Sealed Piston Actuator, Water Tight, Narrow Deadband, Factory...
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  • Ashcroft B4, Type 400 Pressure Switch
    B424BXFS0630# Ashcroft Pressure Switch
    B424BXFS0630#

    Ashcroft

    Product Type: Pressure Switches

    Ashcroft B4, Type 400 Pressure Switch, 1/4" FPT and 1/2" MPT, 125/250/480 VAC, 30/125/250 VDC, 15/1/2/1/4/6 A, SPDT, 30 PSI, NEMA 3/4/4X/13, IP66, Epoxy Coated Aluminum, Direct/Surface Mount, Rugged Diaphragm/Buna-N Sealed Piston Actuator, Water Tight,...
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  • Ashcroft B4, Type 400 Pressure Switch
    B420T15# Ashcroft Pressure Switch
    B420T15#

    Ashcroft

    Product Type: Pressure Switches

    Ashcroft B4, Type 400 Pressure Switch, 1/4" FPT, 125/250 VAC, 120 VDC, 15/0.4 A, SPDT, 15 PSI, NEMA 3/4/4X/13, IP66, Epoxy Coated Aluminum, Direct/Surface Mount, Rugged Diaphragm/Non-Stick Sealed Piston Actuator, Water Tight, Narrow Deadband, Single...
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  • Ashcroft B4, Type 400 Pressure Switch
    B424BXNH07400# Ashcroft Pressure Switch
    B424BXNH07400#

    Ashcroft

    Product Type: Pressure Switches

    Ashcroft B4, Type 400 Pressure Switch, 1/4" and 1/2" FPT, 125/250/480 VAC, 30/125/250 VDC, 15/1/2/1/4/6 A, SPDT, 400 PSI, NEMA 3/4/4X/13, IP66, Epoxy Coated Aluminum, Direct/Surface Mount, Rugged Diaphragm/Buna-N Sealed Piston Actuator, Water Tight,...
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  • Ashcroft B4, Type 400 Pressure Switch
    B428BXFS200# Ashcroft Pressure Switch
    B428BXFS200#

    Ashcroft

    Product Type: Pressure Switches

    Ashcroft B4, Type 400 Pressure Switch, 1/4" FPT, 125/250 VAC, 15 A, SPDT, 200 PSI, NEMA 3/4/4X/13, IP66, Epoxy Coated Aluminum, Direct/Surface Mount, Rugged Diaphragm/Buna-N Sealed Piston Actuator, Water Tight, Factory Adjusted, Manual Reset Trip on...
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  • Ashcroft D7, Type 700 Pressure Switch
    D720VXUD30#D Ashcroft Pressure Switch
    D720VXUD30#D

    Ashcroft

    Product Type: Pressure Switches

    Ashcroft D7, Type 700 Pressure Switch, 1/4" FPT, 125/250 VAC, 120 VDC, 15/0.4 A, SPDT, 30 PSI, NEMA 7/9, IP66, Div 1 and 2, Epoxy Coated Aluminum, Direct/Surface Mount, Unique Dual Diaphragm/Viton Sealed Piston Actuator, Differential, Explosionproof,...
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  • Ashcroft B4, Type 400 Pressure Switch
    B424VXFMFSG630# Ashcroft Pressure Switch
    B424VXFMFSG630#

    Ashcroft

    Product Type: Pressure Switches

    Ashcroft B4, Type 400 Pressure Switch, 1/4" FPT, 125/250/480 VAC, 30/125/250 VDC, 15/1/2/1/4/6 A, SPDT, 30 PSI, NEMA 3/4/4X/13, IP66, Epoxy Coated Aluminum, Direct/Surface Mount, Rugged Diaphragm/Viton Sealed Piston Actuator, Water Tight, General...
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