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ATTENTION: We are open Monday - Thursday, 8:00am-5:00pm EDT.
Despite many supply chain problems being resolved, we're still experiencing a few issues at this time.
We're continuing to do our best to expedite shipping, and appreciate your ongoing patience.

In stock orders placed now will be shipped the next business day.

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  • 50 years of service in the industry
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Door Closers

At RBA Door, we offer a wide range of high quality door closers, assemblies and accessories. Our door closers and door closing accessories are perfect for “high-traffic” commercial uses in schools, universities, churches, YMCA, offices, business, warehouses and exhibit halls. We also feature low-power door closers perfect for those with limited mobility. Our products are the ideal solution to maintain a first point of building security and to reduce energy consumption in climate controlled areas..

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  1. LCN Sentronic Door Closer 4040SE/4310ME/4410ME-3210 Transformer

    LCN Sentronic Door Closer 4040SE-3210 Transformer

    LCN Sentronic Door Closer 4310ME/4410ME/4040SE-3210 Transformer

    Sheet metal mounting plate measures 4-1/8" x 4-1/8".    Black wire is 115 VAC, 60 HZ.  Green Wire is 24 VAC, 400MA

    4040SE-3210--
    As low as $102.13
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  2. LCN Sentronic Door Closer 4040SE-3436 On/Off Switch

    LCN Sentronic Door Closer 4040SE-3436 On/Off Switch

    LCN Sentronic Door Closer 4040SE-3436 On/Off Switch

    The LCN 4040SE On/Off Switch measures 1" by 1/2" and the button projects up 1" from the base. This component is usually mounted by two way foam tape to isolate if for undesirable shock.

    LCN Part # 4040SE-3436

    4040SE-3436
    $94.55
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  3. LCN Sentronic Door Closer Rod 82

    LCN Sentronic Door Closer Rod 82

    LCN Sentronic Door Closer Rod 82

    This LCN Rod will work on most Sentronic Door Closers.
    LCN part # 4040SE-82

    Door Closer Stop Colors

    4040SE-82-
    As low as $70.92
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  4. LCN Sentronic Door Closer Roller - 3034

    LCN 4040SE-3034 New Style Roller Assembly

    The LCN Sentronic Door Closer Roller - 3034 is used on all of the LCN Track Closers, and Sentronic Closers. Nylon wheel is 1-1/16" diameter by 3/8" thick. The shaft is has a 1/2" diameter by 1-1/8" long.  However in November of 2015 they started shipping the roller with the Slider 168 attached to it, with a retaining ring. LCN Started using this Roller Assembly in December 2018.

    LCN part # 4040SE-3034

    4040SE-3034
    $39.02 As low as $35.12
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