Back-Up Alarms

Rugged alarms featuring electronics sealed in urethane to resist tough environmental conditions.

  • Glass filled nylon housing
  • Encapsulated solid-state electronics
  • Steam cleanable; pressure washable
  • Mount horizontally or vertically

Replace “ * “ symbol in model number with letter indicating lens color or LED color desired:

A = Amber; B = Blue; C = Clear/White; R = Red; G = Green

Replace “ # “ symbol in model number with letter indicating SPLIT lens or LED color desired:

D = Red/Clear; E = Blue/Clear; F = Amber/Clear; H = Green/Clear J = Red/Blue; K = Red/Amber; L = Red/Green; M = Blue/Amber

Back-Up Alarms

Back-Up Alarm, 107dB, 12-24 VDC
Back-Up Alarm, 97dB, 12-24 VDC
Back-Up Alarm, 87-112dB, 12-24 VDC, Self-Adjusting
Back-Up Alarm, 112 dB, 12-24 VDC

WARNING: These products may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit


Voltage 12 or 24 VDC
Decibel Ratings* WBUA107: 107 dB

WBUA97: 97 dB

WBUA112: 87-112 dB

WBUA112C: 112 dB

Operational Temperature -40° F to +170° F (-40° C to +77° C)
Certifications One million cycle test

Meets O.S.H.A

Bureau of Mines Regulations

State Regulations

Warranty 12 Months

* Decibel ratings for all alarms are +/-4dB (A) @ 4′