Air & Gas Pressure Switches

Honeywell C437H 1027 Pressure Switch

Honeywell C437H 1027 Pressure Switch PN: C437H 1027 Pressure or differential - pressure limit controls for Industrial gas systems. SPST mercury switch, opens circuit on pressure fall. Auto recycle. 1/2 to 5 PSI.     Use C437 for spst...

Dwyer Floating Contact Null Switch 1640-0

Dwyer 1640-0 Floating Contact Null Switch PN: 1640-0 Range: .01-0.2" w.c., Adj. null span .01 min. set .03 max. set

Dwyer 1823-5-2-S Pressure Switch

Dwyer 1823-5-2-S Pressure Switch   Essential for industrial environments, the Series 1800 Low Differential Pressure Switch for general industrial service combines small size and low price with 2% repeatability for all but the most demanding...

Dwyer 1823-2-2-S Pressure Switch

Dwyer 1823-2-2-S Pressure Switch   Essential for industrial environments, the Series 1800 Low Differential Pressure Switch for general industrial service combines small size and low price with 2% repeatability for all but the most demanding...

Antunes Controls 801111301 JD-2 Blue Spring Air Pressure Switch

Antunes Controls 801111301 JD-2 Blue Spring Air Pressure Switch   Blue Spring: .07" to 1.7" W.C. (2 mm to 43 mm) Max. Operating Pressure: 35" W.C. Max. Pressure Surge: 3 PSIG Max. Ambient Operating Temperature: 140°F (60°C) Min...

Dwyer 347881 Compact Low Differential Pressure Switch

Dwyer 347881 Compact Low Differential Pressure Switch   Max. Pressure: 45IN. W.C.Surge Pressure: 10PSIElectrical Rating: 15A 125, 250, 480VAC                           ...

Mercoid Control PG-153 RG P1 Pressure Switch

Mercoid Control PG-153 RG P1 Pressure Switch   Temperature Limits: -10 to 180°F Pressure Limit: Single Pressure Use on High Side: sustained pressure: 15 psig (1.0 bar); surge limit: 20 psig (1.4 bar). Differential Pressure Use: sustained...

Mercoid AG-153-31 Pressure Switch

Mercoid AG-153-31 Pressure Switch A Nylon Diaphram coated with tuna N acutes the hermetically sealed mercury switch to open or close the electrical circuit. Pressure inlet 1/4" NPT has on orifice which controls the gas flow...

Dwyer 1638-1 Large Diaphragm Differential Pressure Switch

Dwyer 1638-1 Large Diaphragm Differential Pressure Switch PN: 1638-1 0.20-1.0"w.c. Type: 1 Enclosed Maximum Pressure Rating: 10PSI Surge Pressure Rating: 25PSI Ambient Temperature: -30 to 110 Degrees F Electrical Rating: 480 VAC Process...

Ashcroft 63W3005 H 02B - 0-100 Psi - Pressure Gauge

Ashcroft 63W3005 H 02B - 0-100 Psi - Pressure Gauge Ashcroft 63W3005 H 02B - 0 - 100 Psi -Stainless Steel Pressure Gauge, Glycerine Filled,0-100 Psi,2-1/2" Dial1/4" Npt Back Brand Name ASHCROFT Item Weight 2.67...

Omega Engineering PX656-0.1 Differential Pressure Switch

Omega Engineering PX656-0.1 Differential Pressure Switch Tech Specs: Excitation: 12 to 36 VdcOutput: 4 to 20 mA (2 wire)Operating Temp: -29 to 85°C (-20 to 185°F)Compensated Temp: -18 to 72°C (0 to 160°F)Thermal...

Dwyer 1910-0 Differential Pressure Switch (0.15-0.55" w.c.)

Dwyer 1910-0 Differential Pressure Switch (0.15-0.55" w.c.) Compact Low Differential Pressure Switch, 0.15 to 0.55" w.c. Range, SPDT Switch Type, Approx. Deadband @ Min. Set Point 0.10, Approx. Deadband @ Max. Set Point 0.10, 1/2" NPT Conduit Electrical...

Dungs CPP 400 Valve Position Indicator

Dungs CPP 400 Valve Position Indicator Max. Operating pressure: 7 PSINominal diameter: G 1/8

SOR, Inc. 4NN-CA2-M2-C1A Pressure Switch - 2 to 8 PSI

SOR, Inc. 4NN-CA2-M2-C1A Pressure Switch Electrical: 3/4” NPT(F) - Right Material: Aluminum Adjustable Range: 2 to 8 PSI O-Ring (Wetted):  Buna-N Diaphragm (Wetted Primary):  316L SS Pressure Port...

Dwyer 1950G-1-B-120 Explosion-Proof Differential Pressure Switch (0.4-1.6"w.c.)

Dwyer 1950G-1-B-120 Explosion-Proof Differential Pressure Switch(0.4-1.6"w.c.) Easy access to the SPDT relay and power supply terminals is provided by removing the top plate of the aluminum housing. A captive screw allows the cover to swing aside while...

United Electric H121-S146B Pressure Switch: 0 to 30 PSI

United Electric H121-S146B Pressure Switch: 0 to 30 PSI (Used) United Electric 120 Pressure Switch - 1 SPDT Switch Output. Adjustable Setpoint Range: 0 to 30 PSI. Proof Pressure: 40 PSI, Dial Divisions: 0.5 PSI. Deadband: 0.1 to 0.6 PSI. External...

Solon 7PSW1-2 Pressure Switch

Solon 7PSW1-2 Pressure Switch Manufacturer- Solon  Model- 7PSW1-2 Type- 4 & 12 Range- 0-60 WC Max PR.- 25PSI 

United Electric Pressure Switch: 0 to 30 PSI H121-146

United Electric H121-146 Pressure Switch: 0 to 30 PSI (Used) United Electric 120 Pressure Switch - 1 SPDT Switch Output. Adjustable Setpoint Range: 0 to 30 PSI. Proof Pressure: 40 PSI, Dial Divisions: 0.5 PSI. Deadband: 0.1 to 0.6 PSI. External...

Dungs 266922 Gas Pressure Switch GAO-A4-4-6

Dungs 266922 Gas Pressure Switch GAO-A4-4-6 Specifications12" To 60" W.C. High Or Low; Automatic ResetSpdt Sw 10A @ 120 Vac 8A Fla, Nema Type 4Max Operating Pressure: 7 PSITemperature Rating: -40 °F To +140 °F. 

Dwyer LPG5-D9922N Pressure Gauge

Dwyer LPG5-D9922N Pressure Gauge   Dwyer Instruments  Gauges, LPG5 Series  Item# LPG5-D9922N 2.5 In Low Pressure Gage, LPG5-D9922N, Bottom Connection, 0-5 PSI (0-35 kPa)   Item Number:...

HONEYWELL C437K 1007 Range 1 to 26" Gas Air Pressure Switch

HONEYWELL C437K 1007 Range 1 to 26" Gas Air Pressure Switch HONEYWELL Part#: C437K-1007 PRESSURE SWITCH GAS/AIR RANGE 1-26IN H2O 1NO/1NC This item is surplus inventory in original box.

Dungs GW50A4 Gas Pressure Switch

Dungs GW50A4 Gas Pressure Switch 0-50" Part#: GW50A4 Gas Pressure Switch, 0-50″ W.C Pipe Mount AA...A4 SPDT differential pressure switch in pressure and vacuum ranges.The differential pressure acts via the diaphragm against the...

DUNGS 266947 Gas Pressure Switch GML-A4-4-6 (Formerly 217-341A) (12" To 60" W.C

DUNGS 266947 Gas Pressure Switch  GML-A4-4-6 (Formerly 217-341A) Part#: 266947 Model# GML-A4-4-6 Gas Pressure Switch Modular Mount 12“ to 60“ W.C; Low; Manual Reset SPDT SW 10A @ 120 VAC 8A FLA, NEMA Type...

Kromschroder Gas Pressure Switch DG 110VCT1-6W|75454585

Kromschroder Gas Pressure Switch DG 110VCT1-6W|75454585    110 mbar Max Connections: valVario; 4-pin plug with socket, change-over contact Switching point pre-set as desired at the factory Simple switching point adjustment with...

Mercoid, PG-7000-153-P1 Gas Pressure/Differential Pressure Switch

Part Number: PG-7000-153-P1 Serial Number: T34M-S47475201 MERCOID ( DWYER ) SERIES PG GAS PRESSURE / DIFFERENTIAL PRESSURE SWITCH

KROMSCHRODER GAS PRESSURE SWITCH | 74214174 | 12-44" wc

KROMSCHRODER GAS PRESSURE SWITCH 12-44" wc   MODEL# 74214174, DG 40/VT1-2W Key Specifications For use with natural gas and air Die-cast aluminum base, glass-filled PBT switch housing, NBR diaphragm, and polycarbonate cover Ambient...

Dungs 266922 Gas Pressure Switch GAO-A4-4-6 (12" To 60" W.C. )

Dungs 266922 Gas Pressure Switch GAO-A4-4-6 Specifications12" To 60" W.C. High Or Low; Automatic ResetSpdt Sw 10A @ 120 Vac 8A Fla, Nema Type 4Max Operating Pressure: 7 PSITemperature Rating: -40 °F To +140 °F.