Adjustable Differential Pressure Alarm -- Series BDPA
from Dwyer Instruments, Inc.

The Series BDPA Adjustable Differential Pressure Alarm with built-in audible and visual set point indication is designed for overpressure, vacuum, and differential pressure applications. The scaled adjustment knob allows changes to the switching pressure to be made without a pressure gage. The BDPA... [See More]

  • Agency Approvals: RoHS; CE
  • Specialty Applications: Overpressure, Vacuum
  • Alarm Type: Buzzer
  • Sound Level: 90
Signaling Alarms - Dual Tone, NEMA 4X IP65 for Harsh Environments -- M22 Series
from OMEGA Engineering, Inc.

The M22 Series panel mount signaling alarms are made of heavy-duty industrial, UV stabilized polycarbonate and are intended for indoor or outdoor use. They are UL Type 4/4X/13 and IP65 approved for harsh environments and are watertight. The M22-30K models are specifically designed for the food... [See More]

  • Agency Approvals: UL; RoHS; UL Type 4, 4X, 13, IP65, CE, CSA
  • Sound Level: 65 to 105
  • Specialty Applications: Outdoor/indoor Harsh Enviornments, Food Industry
  • Frequency: 3300 to 3500
Chime Alarms -- CE-HM201AQM
from Challenge Electronics

The CE-HM201AQM chime_alarms Alarm from Challenge Electronics delivers 70 (93 Max.) SPL with a 5 nominal current (30 max.). Resonant Freq. is 2900 ( ± 2Hz). ’A ’-style Housing. Termination is Two 0.25 Quick Disconnect Blades. [See More]

  • Agency Approvals: RoHS
  • Sound Level: 70
  • Alarm Type: Buzzer
  • Frequency: 2650 to 3150
ASI301Q
from Mallory Sonalert Products, Inc.

Board Mounting-Indicators (with Circuitry) [See More]

  • Agency Approvals: RoHS
  • Sound Level: 86 to 89
  • Alarm Type: Continuous
  • Frequency: 2400
BDV Voice Annunciator
from Patlite (USA) Corporation

The BDV is an MP3 voice annunciator which produces excellent sound quality from pre-recorded MP3 files. The panel mounting style results in a clean, integrated look for most any application and programming it is easily accomplished with Patlite's SD card (sold separate) and Patlite's free... [See More]

  • Agency Approvals: RoHS; CE
  • Sound Level: 90
  • Alarm Type: Speakers
  • Supply Voltage: AC; DC or Battery