Beck Sensortechnik Pressure Switches
German-engineered mechanical pressure switches for gas and liquid
Beck Sensortechnik pressure switches — a comprehensive range of mechanical pressure and differential-pressure switches for gas, air and liquid service. Factory-set and adjustable versions, plus UL-approved variants for the North American market.

Pressure Switch 901.6x
Gas pressure switch from the Beck 901 family.
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Pressure Switch 901.11
Specialty gas pressure switch variant in the 901 family.
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Pressure Switch 901
Standard Beck 901 pressure switch — broad industrial gas / air application.
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Pressure Switch 901 UL
UL-approved version of the standard 901 — for the North American market.
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Pressure Switch 901p (Prescal®)
901 with patented Prescal® externally adjustable set point.
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Pressure Switch 901p UL
Prescal® adjustable 901 with UL approval.
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Pressure Switch 903
Factory-set pressure switch for lower switching values.
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Differential Pressure Switch 908
Differential pressure switch for liquid service with adjustable set point.
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Pressure Switch 911.10/11
Factory-set pressure switch in the Beck 911 family.
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Differential Pressure Switch 911.82
Factory-set differential pressure switch.
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Differential Pressure Switch 911.82U (UL)
UL-approved factory-set DP switch.
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Climair® 930.8x Differential Pressure Switch
Climair® adjustable differential pressure switch for HVAC / ventilation.
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Climair® 930..Ex Differential Pressure Switch
Ex-rated Climair® DP switch for hazardous-area HVAC.
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Climair® 930.8x UL Differential Pressure Switch
UL-approved Climair® DP switch for North American HVAC OEM.
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