Dongan LJH-90C, single-phase universal ignition transformer, 120 V primary

The Dongan 3G-OTH-04287 is a single-phase universal ignition transformer designed for burner ignition replacement in oil and gas heating systems. It provides a reliable spark for fuel oil ignition, covering a wide range of burner models. This 120 V primary transformer is suitable for service replacement in residential and commercial burners.

The Dongan 3G-OTH-04287 is a single-phase universal ignition transformer from the LJH-90 Multiformer series. It has a primary voltage of 120 V. As part of the Multiformer line, it is designed to replace many OEM ignition transformers in oil burners. For detailed electrical ratings, consult the manufacturer datasheet.

You can source the Dongan 3G-OTH-04287 universal ignition transformer through 3G Electric in Singapore. We supply this 120 V primary transformer for burner ignition replacement. 3G Electric handles logistics, customs clearance, and delivery to your location in Singapore. Contact us for availability and lead time.

To install the Dongan 3G-OTH-04287, first disconnect power to the burner. Mount the transformer securely using the existing bracket. Connect the 120 V primary leads according to the wiring diagram, ensuring proper grounding. Verify the spark gap and electrode alignment per burner manufacturer instructions. Test operation before returning to service.