Snap action contact miniature pressure switches, SPDT contact

Uses: High electrical rating, for 250V .

Main applications: Pressure sensing on water heaters, boilers, and electrical appliances.

Housing raw material

Fitting raw material

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Electrical rating

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Voltage

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Contact Material

Fluid

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Max operating temperature (°C)

Min operating temperature (°C)

Maximum pressure

Set point calibration (mbar)

SKU: N/A Category:

Description

Uses: High electrical rating, for 250V .

Main applications: Pressure sensing on water heaters, boilers, and electrical appliances.

Membranes: EPDM, dia 22 mm. Silicone or NBR on request, Double membrane on request.

Fluid: water or air

Fitting: Plastic or metal

Pressure: positive

Housing: PA66, UL94 VO

Contact: SPDT, snap action. NO or NC contacts available with MOQ

Electrical rating: Depends on microswitch operating force that is linked to the electrical rating

  • Standard rating micro-switch (medium and high pressure calibration only): 16A 125/250VAC;1/2HP 125VAC;3/4HP 250VAC
  • High rating micro-switch (medium and high pressure calibration only): 2HP 240V, 21(8) A 240V (UL, CSA VDE switch)
  • Low force micro-switch (set points less than 150 mbar): 1/4HP 6(1) A 240V ( UL, CSA VDE switch)
  • On request: up to 25A 250V

Action: momentary.

Set point calibration: factory calibrated and sealed, not field adjustable

Set point calibration limits: from 50 to 1500 mbar

Electrical connection: 6.35 x 0.8 mm quick connect terminals

Maximum pressure: 4 bars (58 PSI)

Ambient temperature limits: 0 to 85°C

Dimensions

Available pressure inlet fittings (1)

 

*

*

*

*

 

 

* * *
 

**

**

**

* only available for metal fitting

** only available for plastic fitting

References (with 1/8″ NPT fitting)

Fitting material  Standard rating micro-switch (calibration: 800mbar) Low force micro-switch (calibration: 150mbar) High rating micro-switch (calibration 800mbar)
Plastic ZQ2K28U1UH000000 ZQ2728U50A500000 ZQ2K28U6UH000000
Metal ZQ2K2RU1UH000000 ZQ272RU50A500000 ZQ2K2RU6UH000000

Contact us for other calibration or pressure inlet

Technical specifications sheet

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Technical informations associated to this product