Dortronics 4300 Series 2-Door Interlock Controller

Dortronics Systems Inc., of Sag Harbor, N.Y., announces the 4300 Series two-door interlock control, which is suitable for two-door air locks or security mantraps, according to the company.

Powered by the built-in, 4-amp power supply, the product can be configured on site to control two normally locked doors, two normally unlocked doors or a locked, unlocked pair.

Additionally, the company has released a digital brochure, incorporating the 4300 series to provide information on its complete selection of door control products ranging from simple two-door units to custom-programmable, 128-door, multifunction units. The brochure also highlights related products such as locks, switches, traffic lights and annunciator/control panels.


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