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Edwards EST 2251FB Photoelectric Smoke Detector fire alarm
— BEAMMMK: Multi-mount kit (provides ceiling or wall mount capability with increased angular adjustment)
— 4120 Series Network node fire alarm control panels
its small size and weight allow it to be install without rigid mounting
NEW NOTIFIER FSP-951-IV INTELLIGENT PHOTOELECTRIC SMOKE SENSOR 5551J Edwards EST 2251FB Photoelectric SmokeNOTIFIER FSP 951 IV LOW PROFILE INTELLIGENT PHOTOELECTRIC SMOKE SENSOR Models FSP 951 and FSP 951 IV are plug in type smoke sensors that combine a photoelectronic sensing chamber with addressable analog communications. The sensors transmit an analog representation of smoke density over a communication line to a control panel. Rotary dial switches are provided for setting the sensors address.