Doorking 1830-142 Isolation Transformer

DoorKing 1830-142 — Isolation Transformer. Genuine DoorKing replacement part, fits 1837.

The transformer supplies low-voltage power to the control board and accessories. A dead transformer takes the whole system down, safety devices included.

Not sure this is the right part? Send us the model number from your operator’s data plate and a photo of the part you are replacing — parts@gatehousesupplies.com or 866-965-5599. We install and service this equipment and would rather confirm it than have you order twice.