4" magnetic snap-action contact

4" magnetic snap-action contact

Product Description


  • Pressure gauge with magnetic snap-action contact with the features of anti-burn and anti-weld, the contact point with gold plated antioxidant
  • Snap-action contact pressure gauge available of small contact resistance, magnetic adjustment for special conditions


Product display-back mount

Product display-side junction box

Product Specification

Nominal size in inch


Measuring range

-30 in Hg~1000kg/cm2

-76 cm Hg~1000kg/cm2


CL 1.6

Thread size


Thread material

316 stainless steel


304 stainless steel


Black aluminum alloy sheet



Contact point

Silver nickel alloy with gold plated


304 stainless steel

Bourdon Tube

316 stainless steel

Terminal type

Cable terminal box or flying lead

Permissible temperature

Ambient: -20°C~70°C

Medium: -20°C~150°C

Common pressure limit

Stable pressure, maximum pressure x3/4

Change pressure, maximum pressure x2/3

Contact type

Single contact N.O. 

Single contact N.C. 

Double contacts N.O.x2 (3-wire or 4-wire)

Double contacts N.O.+N.C. (3-wire or 4-wire) 

Double contacts N.C.x2

Electrical contact specification

Maximum voltage: 380V (MAX.) 

Maximum load: 30W~30VA (MAX.) 

Ambient operating temperature: -20°C ~ 70°C 

Make rating: 1.0A (MAX.) 

Continuous load : 0.6A (MAX.) 

Switching voltage: 24V (Min.)


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