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Pneumatic, Single Acting N.O. Angle & Inline Valves

Normally Open pneumatic right angle and angle in-line valves are a sometimes required alternative to their more common Normally Closed counterparts.  This valve configuration is used when safety conditions dictate that the vacuum system vents in the case of a power failure. 

Simple to install and easy to operate, PV V&E’s product offering in this product area has satisfied customers’ expectations for decades and will be sure to fit your requirements today and in the future.

Pneumatic, Single Acting N.O. Angle & Inline Valves Features

  • High open conductance made possible by a fully retractable, edge welded bellows sealed poppet.
  • ISO-KF (NW), ISO-K, CF (Conflat) and ASA flange configurations
  • Optional position sensors, micro-switches and pilot valves
  • Select from rough vacuum, high vacuum and UHV compatible designs
Nor-Cal Products, Inc dba Pfeiffer Vacuum Valves & Engineering offers a wide range of vacuum isolation solutions including angle and in-line valves, linear gate valves, vacuum ball valves, isolation pendulum valves, and bakeable all-metal valves. Our isolation valve range has been an industry standard for decades and continues to be one of the premier choices for many vacuum system designers.

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