Haydon EN54-4 Boxed PSU 27.6V 2A, 2×7Ah HAY-PSUEN54-2AL Default:- loop‑loading calculations and cause‑and‑effect programming

loop‑loading calculations and cause‑and‑effect programming

BLC/HLC and 3D DNR for improved image quality in challenging lighting

Colour Temperature Adjustment: Switch between 3000K

rounded silicone design is made for baby‑safe use and easy placement in a cot or on a shelf

Warranty: listed as 3 years in Ruijie support tables—please confirm exact warranty period with your Ruijie distributor or reseller prior to sale

Haydon EN54-4 Boxed PSU 27.6V 2A, 2×7Ah HAY-PSUEN54-2AL Default:- loop‑loading calculations and cause‑and‑effect programmingHaydon HAY PSUEN54 2AL EN54 4 boxed uninterruptible power supply (24 V) The HAY PSUEN54 2AL is an EN54 4 compliant, tamperprotected boxed power supply and battery charger for fire detection and alarm systems. It provides a regulated 27. 6 V DC output with integrated battery charging and automatic switchover to battery on mains failure, plus battery monitoring and protection functions. EN54 4 certified for life safety fire alarm installations designed