Assa Abloy - Battery 24V - SL500- SL510- SL520

Assa Abloy 24V Backup Battery – For SL500 / SL510 / SL520 Sliding Door Operators

The Assa Abloy 24V Backup Battery is the official emergency power unit for the SL500, SL510, and SL520automatic sliding door systems. Designed to maintain safe door operation during mains power failure, it ensures that doors continue to open and close securely in emergency situations, complying with accessibility and safety standards.

Key Features & Benefits

Designed for SL Operator Series
Fully compatible with the SL500, SL510, and SL520 door operators, ensuring seamless installation and optimal performance.

24V Emergency Backup Power
Provides critical power during outages, allowing multiple full cycles (open/close) depending on door size and weight. Essential for ensuring occupant safety and building egress compliance.

Sealed, Maintenance-Free Battery
Supplied as a sealed VRLA (Valve Regulated Lead Acid) battery pack, offering dependable performance without the need for maintenance or fluid checks.

Safe & Reliable Operation
Built to Assa Abloy standards for durability and electrical safety. The battery recharges automatically when mains power is restored.

Compact Internal Mounting
Typically installed within the operator header, using a pre-designated battery tray or holder. Pre-terminated connectors ensure easy plug-in replacement.

Technical Specifications

• Nominal Voltage: 24V DC

• Configuration: Typically supplied as 2 x 12V batteries wired in series

• Battery Type: VRLA (Sealed Lead Acid)

• Capacity: 1.2Ah – 1.3Ah (per cell, model dependent)

• Terminals: Faston (4.8mm or 6.3mm)

• Installation Location: Inside operator header enclosure

• Rechargeable: Yes – trickle-charged by control system

Compatible With:

• SL500 – Standard commercial sliding door operator

• SL510 – Slimline profile operator

• SL520 – Heavy-duty operator for larger or high-traffic openings

Ensure continuous and compliant door operation during power interruptions with the Assa Abloy 24V Backup Battery Pack — a critical safety component for any SL-series installation.