Picture of LCN

SKU: 3390B

LCN 3390B Relay Package B

lcn 3390b relay package b

LCN

SKU: 3390B

LCN 3390B Relay Package B

In stock

LCN 3390B is a genuine LCN OEM Relay Package B designed for electric strike (ES) operation in pneumatic-powered automatic door operator control boxes.

The LCN 3390B Relay Package B is an electric strike (ES) relay assembly designed for the B circuit in LCN 7902 and 7982 Series pneumatic control boxes. This relay package provides the relay components needed to convert a standard compatible control box to electric strike operation.

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: 3390B
Product Name: Relay Package B
Relay Contacts: One set of Normally Open (N.O.) and Normally Closed (N.C.) contacts
Primary Function: Electric strike (ES) relay assembly for B-circuit operation
Application: LCN pneumatic-powered automatic door operator control boxes
OEM Part: Yes

Warranty

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

Compatibility

  • LCN 7902 Series Control Box
  • LCN 7982 Series Control Box

Includes

  • 390 Relay
  • Relay Base
  • Connecting Wires
$863.00
$604.10
minus minus

Catalogs

Frequently Asked Questions

What is the LCN 3390B?
The LCN 3390B is a genuine Relay Package B, an electric strike relay assembly designed for the B circuit in compatible LCN pneumatic control boxes.
What does the LCN 3390B do?
It provides the B-circuit electric strike relay assembly for LCN 7902 and 7982 Series control boxes.
Is the LCN 3390B used for electric strike operation?
Yes. It is an ES relay assembly designed for B-circuit electric strike operation.
What is the difference between LCN 3390A and 3390B?
The 3390A is Relay Package A, while the 3390B is Relay Package B. The 3390B serves the B circuit in LCN 7902 and 7982 Series control boxes.
Is the LCN 3390B a complete automatic door operator?
No. It is a relay package accessory for compatible LCN pneumatic automatic operator control boxes.

LCN 3390B Relay Package B is a genuine OEM electric strike relay assembly for LCN 7902 and 7982 Series pneumatic control boxes.

LCN 3390B Relay Package B is a genuine OEM electric strike relay assembly for LCN 7902 and 7982 Series pneumatic control boxes.

LCN 3390B Relay Package B is a genuine OEM electric strike relay assembly for LCN 7902 and 7982 Series pneumatic control boxes.