Edwards 3-FTCU EST Firefighters Telephone Control Unit for EST3 Systems Circuit Breaker this component is integral to

this component is integral to the operation of the Mark VI control system

15 A high-breaking-capacity fuse

Featuring dual-radio support for both 2

it supports high short-circuit current ratings when coordinated with appropriate protective devices

Edwards 3-FTCU EST Firefighters Telephone Control Unit for EST3 Systems Circuit Breaker this component is integral toDescription The Edwards EST 3 FTCU Firefighters Telephone Control Unit provides supervised two way communication for emergency responders within EST3 fire alarm systems. It offers isolated and reliable audio inputs for firefighter telephones, local microphones, and remote microphones to ensure clear communication during emergencies. Technical Specifications Condition New Never Used Surplus Brand Edwards EST Category Fire Alarm Systems Part Number 3