D-4990 Series
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D-4990 Series

Low Energy Operators

The D-4990 Low Energy Operator offers STANLEY's newest and most convenient features to gain safe access for ADA applications. Used with electric latch retraction exit devices, electric strikes and other electric locking systems. A time delay function is integrated into the control system. The D-4990 Series eliminates the need for supplemental relays or controls.

Simply STANLEY.

Every STANLEY product is intentionally designed with features that make it more secure, functional or easy to maintain.

Features

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Virtually any form of "knowing act"

can be used to initiate the operator, making integration with existing systems easier

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Configured to activate and open

based on a slight movement of the door

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Hold-open timer

allows the door to be held in the open position up to 28 seconds, far exceeding the ANSI/BHMA A156.19 requirement

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Illuminated to be visible at night;

switch controls power the operator motor

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Obstruction detection features

reduces the possibility of personal injury

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LOW MANUAL PUSH/PULL OPERATION

Patent-pending design reduces manual operation force commonly associated with low energy operators

Resources

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D-4990 Catalog

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Knowledge Base

We offer a number of online tools that you can access quickly and easily, whenever you need it.

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