Haydon HAY-PSU4/1-1/4A24 is a metal‑boxed 24 VAC power supply designed for CCTV and security installations. The unit can be configured as four separate 1 A outputs or a single 4 A output (4 A total). Each output is protected by an auto‑reset PTC fuse and is surge protected. The PSU includes individual LED output indicators and an internal on/off switch, all housed in a powder‑coated steel enclosure with a PG9 cable gland and multiple knockouts.

• Dual output modes: 4×1 A or 1×4 A at 24 VAC
• Auto‑reset PTC fuse on each output (no fuse replacement required)
• Surge protected outputs with individual LED indicators
• Internal ON/OFF switch; powder‑coated steel enclosure with PG9 gland and 5×22 mm knockouts
• Compact dimensions: 10 × 21.5 × 25 cm; weight ~3.6 kg

Use cases: Ideal for CCTV camera distribution, small site security systems and access‑control installations where a robust, configurable 24 VAC supply is required. Suitable for both commercial and professional DIY installations when installed by a qualified electrician.

Safety & compliance: Refer to the manufacturer datasheet for approval markings and certificates. (Manufacturer datasheet provided by Haydon — INSUFFICIENT DATA in the supplied text to confirm CE/UKCA status). Always isolate mains supply before installation and observe local wiring regulations; installation should be performed by a competent/qualified electrician.

Reference: Manufacturer datasheet for full technical details and installation guidance.