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Pre-wired with a 2
UK mains lead included
Observe (35m)
PG11 gland
Haydon EN54-4 Fire Alarm PSU, 27.6V 5A HAY-PSUEN54-5A Default:- Pre-wired with a 2Haydon HAY PSUEN54 5A is an EN54 4 certified uninterruptible power supply (PSU) for fire detection and life safety systems. The boxed unit delivers a nominal 27. 6 V DC output with a continuous 5 A rating and includes a built in battery charger and battery standby back up within a tamper protected steel enclosure. The PSU provides automatic mains to battery switchover, battery deep discharge protection and status reporting via LEDs and a fault relay.
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