I. Core Specifications

Model: 2544-1022 (25441022)

Voltage: DC 24V (Coil)

Contact Capacity: 80–100A / 24VDC

Terminals: 2 x M8 Main Posts + 1 x 2-Pin Waterproof Connector (Coil Control)

Structure: Metal Housing, Dustproof & Shock-resistant, Base Bolt-mounted

Function: Starter Motor Control (Key Switch → Relay → Starter)

Operating Temperature: -40°C to +85°C

Replacement Part Numbers: 544-00007 (Fully Interchangeable), 2544-1021S

II. Applicable Models (Doosan / Develon)

Excavators: DH55, DH60, DH80, DH150, DH220, DH225, DX140, DX225, DX300, DX340, DX420, etc.

Wheel Loaders: DL160, DL200, DL250, DL300, DL350, DL450, DL500, etc.

III. Symptoms of Failure

Turning the key produces only a single "click" sound; the starter motor does not spin.

Intermittent failure to start; weak starting power.

Relay housing becomes hot; contact points show signs of burning/pitting.

Frequent failure/damage of the starter solenoid switch.

发送反馈