LCN 4314ME-3071 24V LH 689 STD Cylinder Assembly - Aluminum

LCN 4314ME-3071 24V LH 689 STD Cylinder Assembly AL is a robust standard cylinder assembly designed for left-handed operation. This concealed heavy-duty, electrically controlled closer and holder is engineered to provide infinitely adjustable hold-open functions, making it ideal for fire and smoke barrier doors. The door remains open until a current interruption occurs, allowing it to close securely. This assembly features a single lever (track) arm specifically tailored for interior doors and can accommodate door sizes up to 4’0". When the hold-open feature is disengaged or interrupted, it functions as a full rack and pinion door closer, ensuring reliable operation. The built-in "On/Off" switch allows for convenient control over the hold-open function. Compatible with fire alarm systems, the LCN 4314ME-3071 can be customized with standard or optional powder-coated finishes, as well as plated finishes on the arm and fasteners. Designed for commercial applications, it is constructed with a full metal cover and offers a matte silver finish (689/US28). With a limited warranty of two years, this electrohydraulic closer is a dependable choice for enhancing safety and accessibility in commercial spaces.

STD Cylinder Assembly AL

Standard Cylinder Assembly, Left Hand, Aluminum

A concealed heavy duty, electrically controlled closer/holder designed to provide infinitely adjustable hold-open for fire and smoke barrier doors.

Door is held open until current interruption releases mechanism and the door closes. Single lever (track) arm closer is specifically designed for interior doors. 

• Standard 2310ME series closer shipped with either 24V or 120V cylinder (please specify), two piece metal finish plate, standard arm, track, and wood and machine screw pack.
• Sized cylinders for interior doors to 4’0”.
• Functions as full rack and pinion door closer when hold-open is not engaged or current is interrupted.
• Handed for right or left swinging door.
• Built-in “On/Off” switch controls hold-open function.
• Interfaces with fire alarm systems. Consult factory.
• Standard or optional custom powder coated finish.
• Optional plated finish on arm, fasteners and finish plate

Resources

• 4310ME Series Fire/Life Safety Closers/Holders Cut Sheet
• LCN 4310ME DE Installation Guide
• LCN 4310ME Installation Guide
• LCN Electrified Door Control Product Guide
• LCN Fire/Life Safety Closers/Holders Series Product Guide 1
• LCN Fire/Life Safety Closers/Holders Series Product Guide 2
• LCN Low Energy Automatic Operators Brochure
• Von Duprin Finishes Chart