Universal Button – 2″ Lenses; with Pneumatic Timer Switch

Availability: Estimated 10 days

Condition: New
Brand: STI
Status: Active
SKU: 186221
Manufacturer Part #: UB-2PN


The pneumatic button has a mechanical adjustable timer which opens or closes a circuit and has a timed delay before reset. It does not require power for timing operation and has a mechanical timer life of over 1,000,000 operations. When local code or authority requires a pneumatic button be used, this device solves the problem.

Universal Pneumatic Button helps eliminate having to stock dozens of push buttons, and wasting precious time and money tracking down just the right button for a customer. It offers over 200 options to provide just what a customer wants in one convenient package. It is ready to be assembled out of box and is easily installed within minutes on site. The UB-1PN offers many different combinations for the price of a standard one configuration button. The faceplate is constructed of cast aluminum metal, allowing it to take tough knocks in stride, and is slightly oversized to cover old plate installation marks. Button package includes: faceplate, three push buttons, five button messages and seven changeable illuminated activation messages.

Additional information

Weight 0.53 lbs
Dimensions 3.22 × 4.83 × 2.10 in

Safety Technology International




Unit of Measurement

EA (Each)

Production Status



  • Offers over 200 combinations in one kit
  • Pneumatic adjustable timer opens or closes a circuit and has a timed delay before reset
  • Pneumatic timer range: 2-60 seconds (± 15%). Repeat accuracy is ± 10%
  • Form “Z” contacts, one N.O., one N.C.
  • Switch rating 10 amp. (resistive) 240 VAC
  • Faceplate constructed of cast aluminum
  • ADA for operation


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STI Universal Pneumatic Button


STI - Data Sheet

UB-2PN Universal 2” Pneumatic Button


STI - Installation Instructions