LiftMaster L50LM Monitored Resistive Standard Edges

LiftMaster Large Profile Monitored Safety Edge – UL 325 Compliant

Ensure compliance and safety with the LiftMaster Large Profile Monitored Safety Edge, a pressure-sensitive entrapment protection device engineered for swing and slide gate operators. Designed to meet UL 325 2016 requirements, these edges help protect users and property by detecting obstructions and reversing gate movement instantly.

Product Overview

This safety edge is ideal for commercial and residential gate applications requiring monitored entrapment protection. The edge is designed to be mounted on the vertical face of the gate and can be used in both open and close travel directions as mandated by updated UL 325 standards.

Compatible with:

• LiftMaster swing gate operators

• LiftMaster slide gate operators

• Operators with a burgundy control board

• UL 325-compliant models manufactured after January 2016

The safety edge is available in three sizes:

• 4 ft – Model L504AL

• 5 ft – Model L505AL

• 6 ft – Model L506AL

Installation Options

• Hardwired Installation: Directly wire the edge into the operator’s control board.

• Wireless Installation: Use the LMWEKITU Monitored Wireless Edge Kit, which includes a receiver (wired into the operator) and a transmitter (wired into the edge and mounted to the gate).

Technical Specifications

• Part Numbers: L504AL, L505AL, L506AL

• Profile Size: 1.0” Wide × 1.8” Tall

• Cable Length: 39 inches

• Material: TPE rubber edge with aluminum channel

• Electrical Capacity: 24V, 100mA

• Configuration: 2-wire N.O. (normally open) circuit

• Outdoor Rating: IP65 – weather-resistant and dust-tight

• Temperature Range: -40ºF to 149ºF (-40ºC to 65ºC)

What’s Included

• Pre-assembled monitored safety edge

• Aluminum mounting channel

• Compatible with LMWEKITU wireless kit (sold separately)

Compliance & Safety

These monitored safety edges fulfill the entrapment protection requirements in both gate travel directions, making them essential for safe and compliant installations under UL 325 2016 regulations.