I. Core Specifications

Part Number: 10123861 (Unique OEM Identifier)

Brand: SANY

Voltage: 24VDC (Standard Excavator Voltage)

Type: Integrated Fuse Box + Relay Base Assembly (Includes base, cover, wiring harness connector, and mounting bracket)

Dimensions: Approx. 23 × 12 × 12 cm

Material: Flame-retardant engineering plastic housing; water-resistant and dustproof

Connector: Multi-pin waterproof connector, supplied with a dedicated OEM-style wiring harness

Installation Location: Inside the cab—right side / behind the rear interior panel (Vehicle Power Distribution Center)

II. Applicable Models (Precise Compatibility)

SANY SY205, SY210, SY215 Series (Mainstream 20-ton class)

SY225, SY235, SY245 Series

Select SY135 and SY155 Models (Older / Universal Variants)

Compatible Engines: Isuzu 4HK1/6HK1, Mitsubishi, Cummins, etc.

III. Internal Configuration (Circuit Functions)

Fuses: Multiple circuits (10A/15A/20A/30A), providing protection for lighting, instrumentation, air conditioning, radio, and sensors

Relays: Integrates 4–6 OEM-grade relays, controlling:

Starter Control

Glow Plugs (Works in conjunction with Isuzu 898132-9420)

Windshield Wipers / Washers

A/C Clutch

Safety Relay

Function: Serves as the central hub for the vehicle's low-voltage electrical system; a blown fuse or damaged relay will directly result in the failure of the corresponding function.