Dwyer 1640-0 Floating Contact Null Switch USED

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

Dwyer 1640-0 Floating Contact Null Switch

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

Honeywell C437E1012 Gas/Air Pressure Switch

Honeywell C437E1012 Gas/Air Pressure Switch   Range: 1/2 to 5 psi Breaks on press fall Manual reset SPST switching

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...

Dungs 266923 Gas Pressure Switch GAO-A4-4-8

Dungs 266923 Gas Pressure Switch GAO-A4-4-8   PIPE MOUNT 40“ TO 200“ W.C HIGH OR LOW AUTOMATIC RESET SPDT SWITCH 10 A @ 120 VAC 8 A FLA NEMA TYPE 4 (FORMERLY 217-094A)  

Antunes Controls Model RHLGP-A Gas Pressure Switch

ANTUNES CONTROLS MODEL RHLGP-A PRESSURE SWITCH   The Model RHLGP-A is an Automatic Reset Pressure switch- Double is a high-low gas pressure switch that monitors pressure and cuts off the electrical control circuit when pressure rises above or...

Honeywell C437H1027 Gas/Air Pressure Switch

Honeywell C437H1027 Gas/Air Pressure Switch   Temperature Rating: 32 F to 125 F (0 C to 52 C) Pressure Range: 1/2 to 5 psi Differential: 1/4 psi Pressure Surge, Maximum: 15.0 psi, 103.4 kPa Switch, Mercury: Spst

Honeywell C637B1002 Gas/Air Pressure Switch

Honeywell C637B1002 Gas/Air Pressure Switch     1 in. w.c. to 26 in. w.c.

Honeywell C437G 1028 Gas/Air Pressure Switch

Honeywell C437G-1028 Gas/Air Pressure Switch PN: C437G-1028ALT PN:  C437G1028   PRESSURE SWITCH GAS/Air 1/2 TO 5 PSI 1/4 PSI DIFFERENTIAL 15.0PSI / 103.4KPA PRESSURE SURGE SPST RISE SWITCH ACTION   (2) NPT...

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                           ...

Dewey 114AF Vacuum/Pressure Switch

Dewey 114AF Vacuum/Pressure Switch Model#: 114AF Closes Switch on Rising Pressure: 0-0.22" W.C. Opens Switch on Falling Pressure: 0-0.10" W.C. Electrical Rating: 5 amps @115VAC or 115VDC ¾ HP at 230 VAC  The Dewey Switch is used...

Dwyer Instruments 19 10 0 Pressure Switch Series 1900

Dwyer Instruments 19 10 0 Pressure Switch Series 1900   Max. Pressure: 45In. W.C. Surge Pressure: 10psi    Max. Temp.: 180°F (82°C) Electrical Rating: 1325, 250, 480 VAC

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...

Antunes Controls 804111706 HLGP-A Hi/Low Gas Pressure Switch

Antunes Controls 804111706 HLGP-A Double Gas Pressure Switch   10-50"wc High 2-14"wc Low Manual Reset 2-SPDT High and Low Gas Pressure Switch with 3/8" NPT High Pressure Connection, 1/8" NPT Low Pressure Connection, and 1/8" NPT Vent...

Antunes Controls 803112502 Pressure Switch 2''-14''

Antunes Controls 803112502 Pressure Switch 2''-14''   Antunes SPDT low pressure gas switch with a 2"-14" W.C. range and manual reset. This switch has a 1/4" NPT connection and a 1/8" NPT vent.  

Kromschroder DG50U-3 Gas/Air Pressure Switch 84447350

Kromschroder DG50U-3 Gas/Air Pressure Switch 84447350 The DG50U-3 gas pressure switch has been designed to monitor extremely low-pressure differentials and trigger a switch-on, switch-off or switch-over operation if a set switching point is reached. The...

Kromschroder DG50T Air and Gas Pressure Switch 84447820

Kromschroder DG50T Air and Gas Pressure Switch 84447820 Kromschroder DG pressure switches are able to monitor extremely low pressure differentials, positive and negative gas pressure on industrial gas and air appliances, and biologically produced...

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...

Kromschroder DG50TG Pressure Switch

Kromschroder DG50TG Pressure Switch   For monitoring positive air and gas pressures, negative or differential air pressures Adjusting Range: 1 - 20 ″WC (2.5 - 50 mbar) Accurate, repeatable switching action with low hysteresis Choice of...

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...

Honeywell C437H 1035 Gas/Air Press. Switch

Honeywell C437H 1035 Gas/Air Press. Switch Use C437 for spst switching switching. Compensate for momentary surges in gas pressure with a restrictive orifice in inlet pressure channel on the models with pressure range of 1 to 26 in. wc (0.25 to 6.5 kPa)...

Siemens 69JG7Y Pressure Switch with Unloader Valve

Siemens 69JG7Y Pressure Switch with Unloader Valve  Tech Specs  Designed to be the most adaptable switch on the market, the 69J offers the user the flexibility to build the pressure switch around the compressor–not the other way...

Omega Engineering PX656-01 Differential Pressure Switch

Omega Engineering PX656-01 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...

Antunes Controls 803113401 RHGP-H Single Gas Pressure Switch

Antunes Controls 803113401 RHGP-H Single Gas Switch   HIGH GAS PRESSURE SWITCH WITH ADJUSTABLE SETPOINT AND AUTOMATIC RESET MECHANISM TO TRIP AT RISING PRESSURE CONDITIONS AND RESET AUTOMATICALLY WHEN CONDITIONS RETURN TO SETPOINT PRESSURE...

Antunes Controls 801111301 Air Differential, Vacuum, and Pressure Switch

Antunes Controls 801111301 Air Differential, Vacuum, and Pressure Switch JD-2-BLUE .07-1.7"wc SPDT 1/8" NPT Auto Reset Air Differential, Vacuum, and Pressure SwitchAir Pressure Switches• Differential• Vacuum• PressureModel...

Antunes 803112702 RLGP-A Low Gas Pressure Switch, 2-14" WC

Antunes RLGP-A Low Gas Pressure Switch, 2-14" WC   The Model A - Single is a high-low gas pressure switch that monitors pressure and cuts off the electrical control circuit when pressure rises above or drops below the desired set point. The high...

Dwyer 1950G-DD-B-120-NA Differential Pressure Switch

Dwyer 1950g-DD-B-120-NA Differential Pressure Switch Explosion-Proof Differential Pressure Switch, 0.15 - 0.50" W.C., Approx. Deadband @ Min. Set Point 0.06, Approx. Deadband @ Max. Set Point 0.11, 120 VAC, Buna-N Diaphragm, Non-Atex Approved Units

Dungs 266968 Interlock Switch CPI 400

Dungs 266968 Interlock Switch CPI 400   Dungs 266968 CPI 400 Interlock Switch With Visual Indication Polycarbonate Housing The Dungs CPI 400 visually and electrically indicates when the valve is either open or closed. The CPI 400 is suitable for...

Dungs 266909 Air Pressure Switch AA-A1-3-4

Dungs 266909 Air Pressure Switch AA-A1-3-4 The Dungs Air Pressure Switch is factory adjustable, compact pressure switches for automatic burner controls. AA...A1 differential pressure switches are suitable for making/breaking a circuit when the medium...

Dungs CPP 400 Valve Position Indicator

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

Dungs 216-864CA AA-A1-0-6 Air Pressure Switch

Dungs 216-864CA AA-A1-0-6 Air Pressure Switch  Dungs 216-864CA AA-A1-0-6 Differential Air Pressure Switch has an adjustable setpoint (within listed pressure range) and a compact pressure switch for automatic gas burning equipment controls. Available...

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...

Honeywell C437G-1028 Gas/Air Pressure Switch

Honeywell C437G-1028 Gas/Air Pressure Switch PN: C437G-1028ALT PN:  C437G1028   PRESSURE SWITCH GAS/Air 1/2 TO 5 PSI 1/4 PSI DIFFERENTIAL 15.0PSI / 103.4KPA PRESSURE SURGE SPST RISE SWITCH ACTION   (2) NPT...

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 (Used)

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 H121-146 Pressure Switch: 0 to 30 PSI (Used)

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...