| Category | Specification |
|---|---|
| COGENG Part Number | CG-KOM-2070677411 |
| OEM Reference | 207-06-77411 |
| Construction Standard | Komatsu OEM Specifications |
| Wire Insulation | Oil-Resistant XLPE |
| Connector Rating | IP67 (Waterproof & Dustproof) |
| Temperature Range | -40°C to 125°C |
| Voltage Rating | 24V DC System |
| Quality Validation | 100% Circuit Testing |
| Warranty | 18-Month Limited Warranty |
| NO | Number | Name | Qty |
| 1 | 207-06-77411 | WIRING HARNESS | 1 |
| 2 | 08020-20000 | • DIODE | 2 |
| 3 | 08041-00500 | • FUSE, 5AMP. | 3 |
| 4 | 08041-01000 | • FUSE, 10AMP. | 11 |
| 5 | 08041-02000 | • FUSE, 20AMP. | 4 |
| 6 | 08041-03000 | • FUSE, 30AMP. | 2 |
| 7 | 19M-06-31720 | • RESISTOR | 1 |
| 8 | 20Y-06-31660 | • FUSIBLE LINK, 30AMP. | 1 |
| 9 | 22U-06-11270 | • FUSIBLE LINK, 65AMP. | 1 |
| 10 | HM6400-0012 | • F-CONNECTOR, BLACK | 2 |
| HM6409-0071 | • M-CONNECTOR, BLACK | 2 | |
| 11 | HM6400-0013 | • F-CONNECTOR, GREEN | 2 |
| HM6409-0072 | • M-CONNECTOR, GREEN | 2 | |
| 12 | HM6440-0129 | • F-CONNECTOR, PINK | 2 |
| HM6440-0128 | • M-CONNECTOR, PINK | 2 | |
| 13 | 207-06-77121 | CABLE | 1 |
| 14 | 08038-00035 | CAP, TERMINAL | 1 |
| 15 | 08088-70000 | SWITCH, BATTERY RELAY | 1 |
| 16 | 01010-80830 | BOLT | 2 |
| 17 | 01643-30823 | WASHER | 2 |
| 18 | 08038-00519 | CAP, TERMINAL | 2 |
| 19 | 207-06-75250 | BRACKET | 1 |
| 20 | 600-815-2170 | SWITCH, HEATER | 1 |
| 21 | 01010-80616 | BOLT | 2 |
| 22 | 01643-30623 | WASHER | 2 |
| 23 | 08038-00519 | CAP, TERMINAL | 1 |
| 24 | 08038-02027 | CAP, TERMINAL | 2 |
| 25 | 08028-CD065 | CABLE, BATTERY | 1 |
| 26 | 08038-00035 | CAP, TERMINAL | 1 |
| 27 | 01643-30823 | WASHER | 2 |
Complete power system shutdown required before installation
Follow OEM routing paths and secure with original mounting hardware
Ensure all connectors are fully engaged and locking mechanisms secured
Verify proper clearance from heat sources and moving components
Perform comprehensive system diagnostic after installation
A: The COGENG 207-06-77411 wiring harness is a direct OEM replacement designed for select Komatsu excavator models where this part number is specified. Always verify the part number stamped on your original harness tag and consult your machine's parts manual to confirm exact compatibility before ordering, as harness configurations can vary by model, serial number range, and specific machine options.
Q: What are the symptoms of a failing wiring harness on Komatsu excavators?
A: Common symptoms include intermittent electrical faults, multiple warning lights illuminated on the monitor panel, unresponsive hydraulic or engine controls, erratic gauge or sensor readings, CAN bus communication errors, specific functions not responding, or unexpected machine shutdowns. Wiring harness degradation is often caused by prolonged heat exposure, vibration, moisture ingress, and connector terminal corrosion in demanding operating environments.
Q: Is this harness a direct plug-and-play replacement?
A: Yes, the COGENG 207-06-77411 harness is manufactured to exact OEM specifications for connector types, pin assignments, wire gauge, and routing length. It is a direct plug-and-play replacement requiring no wire splicing, soldering, or modifications when installed on compatible Komatsu excavator models.
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