Door Closers and Operators

Complete replacement LCN Sentronic Track ONLY. Replaces all Sentronic tracks for the 3130SE, 4010SE, 4110SE and 4040SE Closers. Track includes the roller, 4040SE-3034 and new mounting screws. The replacement track measures 21-3/4" on center for the...

The LCN 4040SE Sentronic door closer is a heavy duty, non-handed, non-sized door closer/holder that is perfectly designed to provide single point hold-open for fire and smoke barrier doors. The door is held open until current interruption releases the...

The LCN 4040SE Sentronic door closer is a heavy duty, non-handed, non-sized door closer/holder that is perfectly designed to provide single point hold-open for fire and smoke barrier doors. The door is held open until current interruption releases the...

The LCN 4040SE Sentronic door closer is a heavy duty, non-handed, non-sized door closer/holder that is perfectly designed to provide single point hold-open for fire and smoke barrier doors. The door is held open until current interruption releases the...

The LCN 4040SE Sentronic door closer is a heavy duty, non-handed, non-sized door closer/holder that is perfectly designed to provide single point hold-open for fire and smoke barrier doors. The door is held open until current interruption releases the...

The LCN 4040SE Sentronic door closer is a heavy duty, non-handed, non-sized door closer/holder that is perfectly designed to provide single point hold-open for fire and smoke barrier doors. The door is held open until current interruption releases the...

The LCN 4040SE Sentronic door closer is a heavy duty, non-handed, non-sized door closer/holder that is perfectly designed to provide single point hold-open for fire and smoke barrier doors. The door is held open until current interruption releases the...

The LCN 4040SE Sentronic door closer is a heavy duty, non-handed, non-sized door closer/holder that is perfectly designed to provide single point hold-open for fire and smoke barrier doors. The door is held open until current interruption releases the...

The LCN 4040SE Sentronic door closer is a heavy duty, non-handed, non-sized door closer/holder that is perfectly designed to provide single point hold-open for fire and smoke barrier doors. The door is held open until current interruption releases the...

The LCN 4040SE Sentronic door closer is a heavy duty, non-handed, non-sized door closer/holder that is perfectly designed to provide single point hold-open for fire and smoke barrier doors. The door is held open until current interruption releases the...

The LCN 4040SE Sentronic door closer is a heavy duty, non-handed, non-sized door closer/holder that is perfectly designed to provide single point hold-open for fire and smoke barrier doors. The door is held open until current interruption releases the...

The LCN 4040SE Sentronic door closer is a heavy duty, non-handed, non-sized door closer/holder that is perfectly designed to provide single point hold-open for fire and smoke barrier doors. The door is held open until current interruption releases the...