Elmdene STX2405-C 24V 5A Power Supply Unit – EN54-4 Compliant

The Elmdene STX2405-C is a premium, EN54-4 certified 24V 5A switch-mode power supply unit designed specifically for use in life safety systems, such as fire alarms and smoke control systems.

Featuring intelligent battery charging and monitoring, this unit delivers consistent and reliable 27.6V DC output with 5A continuous load capacity and 0.8A available for battery charging. Housed in a robust steel enclosure, the STX2405-C supports 2 x 12V 7Ah batteries and is designed with safety, reliability, and compliance in mind.

Key Features:

• ✅ Certified to EN54-4:1997 + A1:2002 + A2:2006

• ✅ 24V DC regulated output (27.6V)

• ✅ 5A continuous output current

• ✅ 0.8A additional current for battery charging

• ✅ Deep discharge protection

• ✅ Electronic overload protection

• ✅ LED diagnostic indicators

• ✅ Remote fault signalling

• ✅ Wall-mountable steel enclosure

• ✅ Supports 2 x 12V 7Ah batteries (not included)

Technical Specifications:

• Input Voltage: 230V AC

• Output Voltage: 27.6V DC

• Output Current: 5A (load) + 0.8A (battery charge)

• Enclosure Dimensions: 275mm (H) x 330mm (W) x 80mm (D)

• Weight: 3.7kg

• Battery Support: 2 x 12V 7Ah Sealed Lead-Acid Batteries

• Certifications: EN54-4:1997 + A1:2002 + A2:2006

What’s in the Box:

• Elmdene STX2405-C Power Supply Unit

• Instruction Manual

• Fixings & Mounting Hardware

Note: Batteries are not included and must be purchased separately.