An automatic door closer (more often called a "door opener") opens the door itself, typically under the control of a push button, motion detector or other device, and then closes it as well, typically employing a motion or proximity detector to determine when it is safe to close the door.
The DORMA 1800 Series is an electromagnetically controlled door closer. The DORMA 1816HJ Series Hold Open function is designed for buildings where it is desirable to have smoke/fire doors in the open position under normal circumstances, but which must close upon loss of current. These units will operate as a standard door control, whether or not power is applied. Learn More$550.00
The DORMA 1800 Series is an electromagnetically controlled door closer. The DORMA 1816SFJ Series Swing Free function is designed for buildings where it is desirable to have fire/smoke doors operating as if there were no closing device fitted under normal circumstances, but must be self-closing under alarm or loss of current. Learn More$572.00
The Dorma ED800-J is "simple to install", “low energy” door operator that does not require external safety devices. The opening speeds and forces are tailored to meet the needs of the physically challenged. Opening force never exceeds 15 lbf. Closing time is never less than 3 seconds from 90º to 10º, nor less than 1.5 seconds from 10º to closed. DORMA has achieved a technological breakthrough an intelligent door closer, designed solely to provide safe, barrier free access. Learn More$2,526.19
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