Works perfectly, recently removed from a 100% working system. Includes all jumpers as shown. Unit was recently removed due to system upgrades.
The item "Simplex 4020 565-256 Control Power Supply Interface Board + Free Shipping" is in sale since Friday, April 07, 2017. This item is in the category "Business & Industrial\MRO & Industrial Supply\Safety & Security\Industrial Fire Protection\Fire Alarms". The seller is "rfitz-4" and is located in Providence, Rhode Island.This item can be shipped to United States.