Wheelock Mass Evacuation Systems
And Emergency Notifications

Model #CA-312-1 Phone Controls Wheelock Audible Control Units for Tip And Ring Monitoring and Alerting Wheelock Series CA Common Audible Control Units monitor multiple analog telephone lines (tip and ring) to provide all call signaling, zoned signaling or night bell connection. These control units also enable connection for operation of external audible or visual alerts to be operated directly off the telephone ring voltage output. Read More   $82.83

Model #DCI-24-24 Phone Controls Telephone Dry Contact Closure Interface Wheelock Series DCI-24-24 Wheelock's Dry Contact Closure Interface (DCI-24-24) is a handy interface for powering telephone bells, chimes, horns, strobes and other extension alerts for electronic key telephone systems. Read More   $97.34

Model #RX-1419 Phone Controls Wheelock Phone Relay THIS ITEM HAS BEEN DISCOUNTINUED. THIS ITEM HAS BEEN REPLACED WITH THE CRT-T-40 Read More   Call 1-800-335-0229 Ext. 152 For Quote

Model #CRT-T-40 Phone Controls Wheelock Weatherproof AC / DC Relay Used to activate a device when telephone ringing voltage is detected. Read More   $121.06

Model #CA-622-1 Phone Controls Wheelock Audible Control Units Wheelock Series CA Common Audible Control Units monitor multiple analog telephone lines (tip and ring) to provide all call signaling, zoned signaling or night bell connection. These control units also enable connection for operation of external audible or visual alerts to be operated directly off the telephone ring voltage output. Read More   $129.55

Model #XRT-T-40 Phone Controls Wheelock Explosion-Proof AC/DC Relay Used to activate a device when telephone ringing voltage is detected. Read More   $348.56