Smart Interlock Controllers support up to 5 doors.

Press Release Summary:

Available as board-only modules or complete with heavy-duty 4 A power supply, 4800 Series offers field selectable door sequencing with 12 inputs and 17 configurable relay outputs for maximum flexibility. Watchdog circuit constantly monitors operation while LED indicators display input-output connection status. Additional design features include voltage spike and surge protection on all outputs and adjustable propped door, panic release, and door unlock timers.

Original Press Release:

New Dortronics 4800 Series Smart Interlock Controller Combines Versatility with Economy

Offers Field Selectable Door Sequencing with Ample Features for up to Five Doors

Las Vegas, NV – Dortronics has expanded their line of Smart Interlock Controllers with today’s introduction of the new highly versatile and economical 4800 Series here at ISC West (booth #1037). The new 4800 Series can be user configured in the field to accommodate up to five doors with ample flexibility for various input/output configurations.

“We are seeing more and more projects utilizing interlocking door controls to increase facility security,” said Bryan Sanderford, National Sales Manager, Dortronics Systems, Inc. “Our new 4800 Series addresses these concerns with a user configured solution that offers features and benefits often found only in more complex and expensive controllers.”

The 4800 Series features twelve field assignable inputs and seventeen configurable relay outputs for maximum flexibility. Additional design features include a unique watchdog circuit that constantly monitors operation; LED indicators for input-output connection status; voltage spike and surge protection on all outputs; and adjustable propped door, panic release and door unlock timers. The 4800 Series is available as a board only module or complete with a heavy duty 4-amp power supply.

For more information on Dortronics’ extensive line of access control products call toll free 1-800-906-0137, e-mail or visit their website

About Dortronics Systems, Inc.

Dortronics Systems, Inc. is a U.S. based manufacturer of standard and customized access control products and locking hardware devices. Our comprehensive suite of products includes electric strikes, maglocks, panic bars, key switches, pushbutton controls, delayed egress systems, door prop alarms, and mantrap interlock controllers that can be supplied with alarm annunciators and security consoles. Products are available in a variety of colors and finishes from stock with most products available for shipment the next day. Custom colors, finishes and features are also available upon specification with fast turn-around.

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