Transcat, Inc. Datasheets for Pressure Switches

Pressure switches are actuated by a change in the pressure of a liquid or gas.  They activate electromechanical or solid-state switches upon reaching a specific pressure level.
Pressure Switches: Learn more

Product Name Notes
Dwyer Instruments DSW-7243-153-22E Pressure Switch NC/NR
h3>Product Highlights Watertight NEMA 4X enclosure, IP66 Choice of switch elements for all applications, including hermetically sealed Wide choice of wetted materials, including all-welded Monel or stainless steel Fixed or...
Product Highlights 0-25 cm H2O
Product Highlights 120 VAC range .15-.50 in H2O approximate deadband at minimum set point .06 approximate deadband at maximum set point .11
Product Highlights 316SS Bourdon tube range 10-300 psig 18 psig min. deadband
Product Highlights Ashcroft® K Series polysilicon thin film pressure sensor (transducer) for long, stable life (minimum 1 million cycles at rated load) Setpoint repeatability of 0.5% of range Choice of...
Product Highlights Ashcroft® K Series polysilicon thin film pressure sensor (transducer) for long, stable life (minimum 1 million cycles at rated load) Setpoint repeatability of 0.5% of range Watertight, NEMA...
Product Highlights B-Series switches have proven reliable in such harsh environments as: Offshore oil rigs Chemical and petrochemical plants Pulp and paper mills Steel mills Power plants Water and sewage-treatment...
Product Highlights B7- Pressure switch, Type 700, explosion-proof enclosure meets Div. 1 & 2, NEMA 7, 9 and IP66 requirements. 24- General purpose V - Viton 20 to 300 X07-...
Product Highlights Brass Bourdon tube range 10-300 psig 37.5 psig min. deadband
Product Highlights Brass case 0-25 cm H2O
Product Highlights Chamber/Diaphragm Material: Aluminum/Nitrile 5 - 70 psid SPDT Snap Switch Electrical Connections: Wires
Product Highlights Chamber/Diaphragm Material: Stainless Steel/Fluoroelastome r 5 - 70 psid SPDT Snap Switch Electrical Connections: Wires
Product Highlights DA in Integral Weather-Proof Enclosure, Snap Switch, Brass, Flanged with Bottom Connection, 9-64 SPDT Circuit, 5-150 PSIG Range Visible calibrated dial. On/off indication (except hermetically sealed snap switch...
Product Highlights Diaphragm-sealed piston actuator for long, reliable service Choice of wetted materials and pressure connection for all applications Watertight anodized aluminum body for environmental protection Hermetically sealed snap-acting switch...
Product Highlights Die cast aluminum enclosure is standard with NEMA 4X (weatherproof, corrosion resistant) NEMA 7 (explosion-proof enclosure Class I, Div. 1 & 2, Groups B, C & D and...
Product Highlights Die cast aluminum enclosure is standard with NEMA 7 (explosion-proof enclosure Class I, Div. 1 & 2, Groups B, C & D and Class II, Div. 1 &
Product Highlights Differential pressure control, single setpoint, fixed deadband NEMA 4, 4X Buna-N Seal 1/4 NPT Female Pressure Connection 30PSID Watertight NEMA 4X, IP66 enclosure Fixed or adjustable deadband Approved...
Product Highlights Differential pressure switch, type 400, watertight enclosure meets NEMA 3, 4, 4X and 13, IP66 requirements This general purpose Ashcroft® switch series is ideal for use in virtually...
Product Highlights Dual general purpose Stainless Steel Seal 1000 PSI General Purpose Factory Set Point Pressure Switch
Product Highlights Explosion Proof Enclosure Dual chamber design allows for field calibration to be performed safely, even with power connected Wide selection of switch elements and wetted materials Process connection...
Product Highlights Explosion-proof NEMA 7/9, IP66 enclosure (explosion-proof enclosure Class I, Div. 1 & 2, Groups B, C, & D and Class II, Div. 1 & 2, Groups E, F...
Product Highlights FM approved Superior long-term stability and repeatability Stainless steel NEMA 4X enclosure Current/voltage output Accuracy 1.0% ±0.040%/°F Pressure Connection 1/4 NPT-M Output Signal 4-20mA Electrical 36? Cable, Shielded,...
Product Highlights General Purpose Enclosure (NEMA 1) (1) Snap Switch, SPDT (3-wire) 1 - 30 in H2O
Product Highlights Menu-guided adjustments via 3 push buttons indicating status of outputs Peak value storage Adjustable hysteresis and absorption Programmable parameters Password protected Reverse polarity and overvoltage protected; short-circuit proof...
Product Highlights Pressure switch, single setpoint, fixed deadband NEMA 3, 4, 7 & 9, IP66 - Anodized aluminum for hazardous locations Hermetically Sealed, Narrow Deadband - 5A, 125/250 Vac Stainless...
Product Highlights Pressure Switch, Type 400, watertight enclosure meets NEMA, 3, 4, 4X, 13 and IP66 requirements High temperature 300°F 15A, 125/250 Vac 316L Process Temperature Limits 0 to 300°F...
Product Highlights Pressure switch, type 700, explosion-proof enclosure meets Div.1 & 2, NEMA 7/9, IP66 requirements Dual general purpose Stainless Steel 600 PSI
Product Highlights Range .05 to .20" w.c.
Product Highlights Range 0-.25" w.c.
Product Highlights Range 0-.50" w.c.
Product Highlights Range 0-0.5 in H2O .01 minor divisions
Product Highlights range 0-1 psid
Product Highlights range 0-150 psi 1/4" male NPT bottom connection 316L SS 2 SPDT relays
Product Highlights Single or dual independently adjustable setpoints meet all setpoint requirements Watertight NEMA 4X, IP65 enclosure 316 SS construction Choice of switch elements for all applications, including hermetically sealed...
Product Highlights Single or dual independently adjustable setpoints meet all setpoint requirements Watertight NEMA 4X, IP66 enclosure Choice of switch elements for all applications, including hermetically sealed Fixed or adjustable...
Product Highlights Single or dual independently adjustable setpoints meet all setpoint requirements Watertight NEMA 4X, IP66 enclosure Choice of switch elements for all applications, including hermetically sealed Fixed or adjustable...
Product Highlights Single or dual independently adjustable setpoints meet all setpoint requirements Watertight NEMA 4X, IP66 enclosure Choice of switch elements for all applications, including hermetically sealed Fixed or adjustable...
Product Highlights SR Single contact, right set point, for actuation on increasing or decreasing pressure OLS OEM Model, less relay and transformer components and housing but including infared diodes and...
Product Highlights Switch Type: Each setpoint has 1 Form C relay (SPDT) Relay Contacts: (resistive load) 1 Form C rated 1.0A @ 30 VDC, 0.3A @ 110 VDC or 0.5A...
Product Highlights This broad Ashcroft® switch series is ideal for use in virtually all process and industrial applications. Explosion-proof NEMA 7/9, IP66 enclosure (explosion-proof enclosure Class I, Div. 1 &
Product Highlights This general purpose Ashcroft® switch series is ideal for use in virtually all Industrial and OEM applications. Watertight NEMA 4X enclosure, IP66 Choice of switch elements for all...
Product Highlights Using solid state technology, the Series 3000MR and 3000MRS Photohelic® switch/gages combine the functions of a precise, highly repeatable differential pressure switch with a large easy-to-read analog pressure...
Product Highlights Visible calibrated dial On/off indication (except hermetically sealed snap switch models) Adjustable or fixed deadband SPDT snap-action, hermetically sealed snap action or hermetically sealed mercury switch External switch...
Product Highlights Watertight NEMA 4X enclosure, IP66 Choice of switch elements for all applications, including hermetically sealed Wide choice of wetted materials, including all-welded Monel or stainless steel Fixed or...
The D Series has extremely high sensitivity and great repeatability. The DA Models are equipped with two external adjustments, one for setting high pressure operating point, the other for setting...