Picture of LCN

SKU: LCN-7901ES

LCN 7901ES Control Box with Electric Strike Relay

lcn 7901es control box with electric strike relay

LCN

SKU: LCN-7901ES

LCN 7901ES Control Box with Electric Strike Relay

In stock

The LCN 7901ES is a genuine LCN OEM control box designed for commercial door control systems.

The LCN 7901ES Control Box with Electric Strike Relay is designed for pneumatic automatic door operator systems that require electric strike control. It combines the standard functions of an LCN 7901 control box with an additional relay feature for coordinating electric latching hardware.

We are your trusted source for genuine OEM replacement parts, commercial door hardware, electronic access control products, and life safety hardware.

Manufacturer: LCN
Part Number: 7901ES
Product Name: Control Box with Electric Strike Relay
Control Circuit: Single pneumatic circuit
Relay Type: Isolated SPDT relay
Relay Contacts: One Normally Open (N.O.) and one Normally Closed (N.C.) contact
Electrical Input: 120V AC
Actuator Power Output: 12V DC
Minimum Air Input Pressure: 80 PSI
Maximum Air Input Pressure: 100 PSI
Adjustable Hold-Open Time: 0–30 seconds
Maximum Tubing Distance: 100 linear feet
Dimensions: 15" x 15" x 6"
Primary Function: Pneumatic automatic door operator control with electric strike relay functionality
Application: Commercial pneumatic automatic door operator systems requiring electric strike integration
OEM Part: Yes

Warranty

  • LCN mechanical door closers offer 15–30-year warranties, while electromechanical products generally carry two years.

Compatibility

  • LCN 2610 Series Auto Equalizers
  • LCN 4810 Series Auto Equalizers
  • LCN 4820 Series Auto Equalizers
  • LCN 4840 Series Auto Equalizers
  • LCN 7900 Series pneumatic systems

Includes

  • LCN 3390A Electric Strike Relay Assembly
$4,476.00
$3,133.20
minus minus

Catalogs

Frequently Asked Questions

What is the LCN 7901ES Control Box with Electric Strike Relay?
The LCN 7901ES is a pneumatic automatic door control box equipped with an electric strike relay for applications requiring automatic door operation and electric locking hardware.
What does the LCN 7901ES do?
It controls pneumatic automatic door operation and provides relay functionality for controlling an electric strike.
Is the LCN 7901ES compatible with fail-safe and fail-secure electric strikes?
Yes. Its relay contacts support both configurations. The normally closed contact is used for fail-safe strikes, while the normally open contact is used for fail-secure strikes.
Does the LCN 7901ES provide power to the electric strike?
No. The electric strike requires a separate power supply. The control box relay provides switching functionality rather than direct strike power.
Is the LCN 7901ES a complete automatic door operator?
No. It is a control box designed to operate with compatible LCN pneumatic automatic door operator equipment, actuators, and a separate air supply.

LCN 7901ES control box with electric strike relay supports pneumatic automatic door operation and electric strike control for compatible LCN door systems.

LCN 7901ES control box with electric strike relay supports pneumatic automatic door operation and electric strike control for compatible LCN door systems.

LCN 7901ES control box with electric strike relay supports pneumatic automatic door operation and electric strike control for compatible LCN door systems.