Assa Abloy - SL500 Retrofit Kit - MUK

Assa Abloy SL500 – Retrofit Kit (MUK Upgrade Kit)

The Assa Abloy SL500 Retrofit Kit (MUK) is a genuine manufacturer upgrade solution designed to modernise existing SL500 automatic sliding door systems without replacing the full operator track. Installed directly into the existing sliding door rail, this retrofit kit upgrades the core drive and control components, delivering modern performance, reliability, and serviceability at a fraction of the cost of full operator replacement. Often described as “changing the engine rather than the car”, it provides a highly economical and proven upgrade path for ageing SL500 installations.

Key Features & Benefits

• Complete SL500 Upgrade Solution – Modernises existing SL500 systems while retaining the original track and mechanical infrastructure.

• Cost-Effective Alternative to Full Replacement – Avoids expensive operator change-outs, reducing material and labour costs.

• Manufacturer-Approved Retrofit – Genuine Assa Abloy MUK kit designed specifically for SL500 upgrade applications.

• Improved Reliability & Performance – Replaces ageing components with updated, proven drive and control technology.

• Minimised Downtime – Faster installation compared to full operator replacement, ideal for live commercial sites.

• Extended Asset Life – Significantly prolongs the usable lifespan of existing SL500 door installations.

Technical Summary

• Product type: Retrofit / upgrade kit

• Model: MUK retrofit kit

• Compatibility: Assa Abloy SL500 automatic sliding door systems

• Function: Upgrades internal drive and control components within existing SL500 tracks

• Installation method: Fits into existing sliding door rail

• Purpose: Modernisation, performance improvement, lifecycle extension

• Manufacturer status: Genuine Assa Abloy upgrade kit

This SL500 Retrofit Kit is widely used by installers and service engineers as a reliable, economical solution for upgrading ageing automatic sliding doors while maintaining structural integrity and minimising disruption.