HJ-103B Diesel Genset Controller for ATS Generator Sets

Generator spare parts and diesel power generation equipment. Product Category: HJ-103B genset controller from the HJ-103 series, designed as an aftermarket control component for generator set monitoring and operating control. Application Scenario: This controller is suitable for small and medium diesel generator sets used in standby power, industrial power backup, rental fleets, service workshops, and maintenance networks. Equipment Function: Based on the visible panel and wiring diagram, it supports start and stop control, alarm indication, automatic/manual operation, generator input wiring, current transformer connections, battery supply terminals, sensor inputs, and output wiring for preheating, starting, shutdown, and speed-related control. Procurement Purpose: B2B buyers can use this product for controller replacement, repair stock, spare parts distribution, and generator maintenance projects. Compatibility Considerations: Selection should be confirmed against the original controller model, HJ-103 series version, terminal layout, wiring interface, sensor connection, ATS control requirement, and generator set configuration before installation. Replacement Value: Compared with basic control panels, HJ-103B adds configurable timing and startup-related functions, supporting practical genset operation management. Business Benefit: It helps service providers and spare parts resellers improve sourcing efficiency, reduce downtime risk, and support stable aftermarket supply for power backup equipment.