Ashcroft B Series Pressure Switch - Part # B4-20-B 600 psi


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AS-B420B 0600
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Product Overview

B-Series NEMA 4X Pressure Switch

The Ashcroft® B4 pressure switch is designed for use in virtually all industrial and OEM applications. Providing reliability and long-cycle life, it is ideal for satisfying requirements for pressure control, shutdown or alarm operations. Special designs are available to meet NACE and Fire-safe applications.

Key Features:
  • Adjustable setpoints from 15%-100% of range
  • Fixed or limited adjustable deadband
  • Wide selection of switch elements and wetted materials
  • Internal set point locking screw
  • Accuracy: ±1.00% full scale
  • NEMA 4X (IP66) epoxy coated aluminum enclosure
  • Single setpoint
  • SPDT or DPDT switching option
  • Pressure ranges: vacuum to 3,000 psi


Download the specification sheet here.


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