PSW-375

Pressure Switch, Gauge, 1/4" FNPT, 40 psi, 200 psi, DPDT, 480 VAC

⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.

Manufacturer: OMEGA
Product type: Pressure Switches
SVHC: Lead (04-Feb-2026)
Deadband Max: 34psi
Deadband Min: 17psi
Pressure Type: Gauge
Product Range: PSW-370 Series
Sensor Mounting: Panel / Chassis
Pressure Port Size: 1/4"
Pressure Port Type: 1/4" FNPT
Contact Configuration: DPDT
Switching Current Max: 500mA
Switching Voltage Max: 480VAC
Operating Pressure Max: 200psi
Operating Pressure Min: 40psi
Pressure Fitting Style: 1/4" FNPT
Operating Temperature Max: 66°C
Operating Temperature Min: -29°C
Transducer Connection / Termination: 3/4" NPSM

Delivery and price
Units per pack	1
Price	959.61 €
Current stock	10+
Lead time	30 days

Datasheet

## _**STAINLESS STEEL PRESSURE SWITCHES FOR HARSH ENVIRONMENTS DUAL 15 A SPDT SWITCHES**_ 

## _**5 inH2O to 3000 psi**_ 

## _**PSW-370 Series**_ 

- U **All-Stainless NEMA 4X (IP66) Case Resists Industrial Corrosion** 

- U **Designed for Harsh Industrial Applications with Long-Life UL- and CSA-Rated Switches** 

- U **Ranges from 5 inH2O to 3000 psi** 

- U **Easy to Adjust with Internal Reference Scale** 

- U **PTFE or Stainless Steel Diaphragms** 

## **SPECIFICATIONS** 

## **Electrical Rating:** 

**15 A:** 125/250/480 Vac 

**0.5 A:** 125 Vdc 

- **0.25 A:** 250 Vdc 

**Switch Output:** Two SPDT switches can be wired “normally open” or “normally closed” 

**Setpoint Repeatability:** ±1% range **Ambient and Storage Temperature:** -29 to 66°C (-20 to 150°F) 

**Setpoint:** Typically shifts ±1% of range per 28°C (50°F) 

**Electrical Connections:**[3] ⁄4 NPSM, 316 SS fitting 

**Pressure Connections:**[1] ⁄4 FNPT, 304 SS 

**Wetted Parts:** inH2O and 1000 and 3000 psi ranges: PTFE and stainless steel; 15 to 600 psi ranges: stainless steel **Enclosure:** Gasketed 316 SS, NEMA 4X (IP66) rated 

**Oxygen Cleaning:** Add suffix “ **-X6B** ” to model number and additional cost to price; available on SS models only. 

**==> picture [330 x 539] intentionally omitted <==**

**----- Start of picture text -----**<br>
|||||||||
|---|---|---|---|---|---|---|---|
|PSW-376,|
|shown smaller|
|than actual size.|
|115 (4.5)|144 (5.7)|
|40|
|(1.6)|
|107|
|96|(4.2)|
|(3.8)|
|114|
|ee|ae|
|(4.5)|
|3/4 NPSM|47(1.9)|
|X06|
|6|
|(0.24)|10|
|57|88|(0.39)|
|(2.2)|PRESSURE PORT|(3.5)|
|64|1/4 NPT FEMALE|
|(2.5)|Dimensions: mm (inch)|
|[T][o]|[O][r][de][r]|
|MODEL|DIAPHRAgM   ADjUSTABLE|DEADBAND|PROOF|
|NO.|MATERIAL|RANgE|STANDARD UNITS|PRESSURE|
|ee|
|PSW-370|PTFE|5 to 30 inH20|2.5 to 5.9|20 psi|
|PSW-371|PTFE|22 to 150 inH20|8.4 to 19.2|20 psi|
|es|es|
|PSW-372|SS|3 to 15 psi|2.4 to 3.6|500 psi|
|es|es|
|PSW-373|SS|6 to 30 psi|2.4 to 6.8|500 psi|
|es|ee Ges|
|PSW-374|SS|20 to 100 psi|85 to 15.3|1000 psi|
|es es|
|PSW-375|SS|40 to 200 psi|17 to 34|1000 psi|
|es|es|
|PSW-376|SS|80 to 400 psi|37.4 to 71.4|2400 psi|
|es|es|
|PSW-377|SS|120 to 600 psi|37.4 to 119|2400 psi|
|es|es|
|PSW-378|PTFE|150 to 1000 psi|84 to 216|12,000 psi|
|es|es|
|es|PSW-379|es|PTFE|450 to 3000 psi|(|301 to 418|12,000 psi|

**----- End of picture text -----**<br>


_Comes complete with operator’s manual._ _**Ordering Example: PSW-376,** SS diaphragm, range of 80 to 400 psi._ 

**H-23**

Updated at June 9, 2026

Omega is a globally recognized leader in the design and manufacture of state-of-the-art products for process measurement and control. Renowned for its engineering expertise, the company provides highly reliable solutions for monitoring critical parameters such as temperature, humidity, pressure, strain, and flow across diverse industrial applications. Our extensive selection of Omega products is focused on the brand's core strengths in sensing and automation technologies. The range features a vast array of high-precision temperature sensors, including industry-standard thermocouples and RTDs, supported by a comprehensive selection of essential sensor accessories. To complement these measurement devices, we offer a substantial lineup of robust temperature controllers and advanced pressure transducers engineered to maintain precise conditions in demanding environments. Beyond primary sensing and control, the Omega portfolio encompasses sophisticated panel instrumentation for clear process visualization, alongside highly accurate force sensors and load cells. The offering is completed by reliable signal converters, data acquisition tools such as dataloggers, and fundamental connectivity components, providing professionals with the specialized equipment necessary to build complete, end-to-end industrial control systems.

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