Anfield SMF High Pressure Switch N/C & N/O, 230PSI, 1/4" MNPT

Part #: 208976
Regular price List Price $453.18
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The SMA / SMF high-pressure switch is ideal for many hydraulic and pneumatic applications. It utilizes a proven piston/diaphragm design to provide excellent accuracy and high proof pressures with zero leakage. Any flying leads are available with an IP67 rating option, making it an exceptional product for harsh environments.




Weight:0.37 lbs (0.17 kg)
Differential:7 – 30% of setting
Repeatability:+/- 2% of full set point range at 20°C (68°F)
Maximum Over pressure:9000 PSI (620 BAR)
4700 PSI (324 BAR) for SMA-3 model
Housing Material:

Zinc Plated Steel

(Optional Stainless Steel)

Diaphragm Material:Standard: Nitrile
Optional: Viton, EPDM, HNBR
Mechanical Range1,000,000 Cycles @ 1000 PSI (69 BAR)
Electrical:Standard: 5 A [12/24 VDC, 125 VAC] or 3A [250 VAC]
Optional: 10A or Gold Contact
Switch Type:Snap Action
Protection:DIN 43650A – IP65
Terminals – IP00
CA Protective Cap with access to Adjustment Screw – IP67
CS Protective Cap with no access to Adjustment Screw – IP67
Temperature Range:-20°F to 180°F (-29°C to 82°C) Nitrile


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