Pressure Switches

Pressure Switches

Differential Pressure Switches are general purpose proving switches designed for both HVAC and Energy Management applications. These pressure switches can be used to sense positive, negative, or differential air pressures. Adjustable differential switches provide precise pressure control, and reliable sensing capabilities.

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Belimo

Belimo 01APS-50R : Differential Pressure Switch, 0.08 to 1.20 inch WC (20 to 300 Pa), SPDT 1.0 A Resistive / 0.4 A Inductive @ 250 VAC, Adjustable Setpoint, Automatic Reset, NEMA 13 / IP54, Tubing and Duct Connectors Included, 5-Year Warranty

MSRP: $110.00

Your Price: $49.50
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ACI

ACI DBL-205L : Differential Pressure Switch (Plastic), 0.08-0.8 inWC Adjustable Set Point, SPDT Contact, Automatic Reset, Linear Scaled Knob, NEMA 3 (IP54) Enclosure, 2-Year Warranty, Made in USA

MSRP: $129.00

Your Price: $50.68
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Belimo

Belimo 01APS-501 : Differential Pressure Switch, 0.80 to 4.00 inch WC (200 to 1000 Pa), SPDT 1.0 A Resistive / 0.4 A Inductive @ 250 VAC, Adjustable Setpoint, Automatic Reset, NEMA 13 / IP54, Tubing and Duct Connectors Included, 5-Year Warranty

MSRP: $110.00

Your Price: $49.50
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Dwyer

Dwyer DHC-002 : Digihelic Differential Pressure Controller, 0-0.25 in w.c. Unidirectional, 3-in-1 Gage / Switch / Transmitter, 4-20 mA & Selectable Voltage, BACnet/Modbus

MSRP: $648.80

Your Price: $516.61
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ACI

ACI AFS-460-DSS : Differential Pressure Switch (Metal Lead/Lag), 1.25-12 inWC, Dual SPST-NC Lead/Lag Contacts, Manual Reset, Compression Fitting, 2-Year Warranty, Made in USA

MSRP: $572.00

Your Price: $224.71
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ACI

ACI AFS-460-112 : Differential Pressure Switch (Metal), 0.4-12 inWC, SPST-NC Contact, Manual Reset, Barbed Fitting, 2-Year Warranty, Made in USA

MSRP: $219.00

Your Price: $96.02
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ACI

ACI AFS-222 : Differential Pressure Switch (Metal), 0.05-12 inWC, SPDT Contact, Automatic Reset, Compression Fitting, 2-Year Warranty, Made in USA

MSRP: $148.00

Your Price: $58.14
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ACI

ACI AFS-262-112 : Differential Pressure Switch (Metal), 0.05-2 inWC, SPDT Contact, Automatic Reset, Barbed Fitting, 2-Year Warranty, Made in USA

MSRP: $167.00

Your Price: $73.71
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BAPI

BAPI BA/SW2A : Differential Pressure Switch (Plastic), Natural Spring Factory-Installed, 0.5-1.2 inWC (120-300 Pa) Adjustable Setpoint, SPDT Silver Contacts, 5A at 125 VAC, 6 Selectable Springs Included, 5-Year Warranty, Made in USA

MSRP: $96.00

Your Price: $38.00
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ACI

ACI AFS-222-112 : Differential Pressure Switch (Metal), 0.05-12 inWC, SPDT Contact, Automatic Reset, Barbed Fitting, 2-Year Warranty, Made in USA

MSRP: $142.00

Your Price: $62.07
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Belimo

Belimo 01APS-50U : Differential Pressure Switch, 0.20 to 2.00 inch WC (50 to 500 Pa), SPDT 1.0 A Resistive / 0.4 A Inductive @ 250 VAC, Adjustable Setpoint, Automatic Reset, NEMA 13 / IP54, Tubing and Duct Connectors Included, 5-Year Warranty

MSRP: $110.00

Your Price: $49.50
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BAPI

BAPI BA/SW3A : Differential Pressure Switch (Plastic), Orange Spring Factory-Installed, 0.7-2.2 inWC (180-550 Pa) Adjustable Setpoint, SPDT Silver Contacts, 5A at 125 VAC, 6 Selectable Springs Included, 5-Year Warranty, Made in USA

MSRP: $96.00

Your Price: $38.00
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Dwyer

Dwyer 1950-10-2F : Series 1950 Explosion-Proof Differential Pressure Switch, 3 to 11 in W.C. Adjustable Setpoint, SPDT Relay, External Setpoint Adjustment, NEMA 3/7/9, UL/CSA/FM Class I C/D, II E/F/G, III

MSRP: $405.30

Your Price: $322.73
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BAPI

BAPI BA/SW1A : Differential Pressure Switch (Plastic), Brown Spring Factory-Installed, 0.1-0.8 inWC (20-200 Pa) Adjustable Setpoint, SPDT Silver Contacts, 5A at 125 VAC, 6 Selectable Springs Included, 5-Year Warranty, Made in USA

MSRP: $96.00

Your Price: $38.00
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BAPI

BAPI BA/SW5A : Differential Pressure Switch (Plastic), Blue Spring Factory-Installed, 3.2-10.4 inWC (800-2600 Pa) Adjustable Setpoint, SPDT Silver Contacts, 5A at 125 VAC, 6 Selectable Springs Included, 5-Year Warranty, Made in USA

MSRP: $112.00

Your Price: $44.00
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Dwyer

Dwyer A3301 : Series A3000 Photohelic Differential Pressure Switch/Gage, 0.5-0-0.5 in W.C. Zero-Center Bi-Directional, Dual DPDT Setpoint Switches, 4 in Dial Face, +/-2% FS Accuracy, Standard 25 psig, CE/CSA/UL Listed

MSRP: $820.50

Your Price: $653.33
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Dwyer

Dwyer ADPS-04-2-N HVAC Differential Pressure Switch, 0.12-1.60 in WC (30-400 Pa), M20 cable gland, SPDT, Dual-Scale Adjustment

MSRP: $32.00

Your Price: $25.48
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Dwyer

Dwyer DHC-009 : Digihelic Differential Pressure Controller, 0-10 in w.c. Unidirectional, 3-in-1 Gage / Switch / Transmitter, 4-20 mA & Selectable Voltage, BACnet/Modbus

MSRP: $648.80

Your Price: $516.61
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ACI

ACI AFS-262 : Differential Pressure Switch (Metal), 0.05-2 inWC, SPDT Contact, Automatic Reset, Compression Fitting, 2-Year Warranty, Made in USA

MSRP: $179.00

Your Price: $70.33
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Dwyer

Dwyer 1910-1 Compact Differential Pressure Switch, 0.40-1.6 in WC, SPDT, 15A, UL/CSA/FM

MSRP: $91.65

Your Price: $72.97

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