The PSB-100-F20 is a direct mount switch for critical pressure points. It has one limit contact that can be used to activate an alarm, actuate indicator lights or shutdown equipment. A precision machined brass mounting plate and port captures a high quality stamped beryllium copper diaphragm.
You are considering a Johnson Controls, Open Low Pressure Control unit. This item is unused surplus, in its original packaging with paperwork and mounting hardware. Packaging is lightly damaged and dirty from handling and storage.
This auctionis for ONE HOBBS PRESSURE SWITCH Model M4008 /15/NO MFG= STEWART-WARNER CORPORATION Model= M 4008 OPERATING PRESSURE= 15# 2 POLE OPERATING MODE= NORMALLY OPEN MOUNTING= 1/8" NPT USE= OIL PRESSURE SAFTEY SHUT OFF
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