In the world of heavy machinery, the reliable operation of an excavator is crucial for maintaining project timelines and productivity. A key component often overlooked until it fails is the alternator. This vital part is responsible for charging the battery and powering the electrical system, from the control panel to the lights. A high-quality alternator ensures your machine operates smoothly and without unexpected interruptions.
At Tonkee Machinery Co., Ltd., we understand that sourcing the correct replacement part can be a challenge. With a vast array of models and part numbers, it's easy to get lost in the details. That's why we've compiled a list of common excavator alternators, including their compatible models and part numbers, to simplify the process for our customers. Using the correct part is not just about a perfect fit; it's about guaranteeing the long-term health and efficiency of your equipment. An improperly matched alternator can lead to undercharging or overcharging, causing damage to the battery and other sensitive electrical components.
Investing in a reliable, high-quality aftermarket or replacement alternator from a trusted supplier like Tonkee Machinery can significantly extend the life of your excavator. Our parts are designed to meet or exceed OEM specifications, providing a cost-effective solution without compromising on performance. We have carefully cross-referenced a wide range of alternators to help you find the perfect match for your machine.
Below is a categorized table of various excavator alternators, including part numbers and the excavator models they are suitable for. This information can be used as a quick reference guide to help you identify the right alternator for your needs.

| No. | Part Number | Excavator Model | Description |
|---|---|---|---|
| 1 | 8944047902 | EX100 | Alternator Replacement Part |
| 2 | 8980890630 | ZAXIS75US-3 | Zaxis Alternator |
| 3 | 8970489681 | EX35U | EX Alternator |
| 4 | 8972251170 | EX35U | Alternator Part |
| 5 | 4460210 | EX5500-5 | Aftermarket Part |
| 6 | VOE14510698 | EC55 | Alternator Spare Part |
| 7 | VOE23471978 | ECR88D | Alternator |
| 8 | VOE23182821 | ECR18E | Alternator Replacement Part |
| 9 | TY26045 | 230LC | Alternator Spare Part |
| 10 | PJ7416583 | EC70VV | Alternator Assembly |
| 11 | 5863008750 | EX17U | Generator Assembly |
| 12 | 5863018560 | EX17U | Alternator GP |
| 13 | 1812005307 | ZAXIS210W | Zaxis Alternator |
| 14 | 300619-04042 | DX300LC-5 | Alternator Assembly |
| 15 | SA1122-05120 | EC210 | Alternator GP |
Understanding the critical function of the alternator and selecting the right part is a crucial step in proactive machine maintenance. By choosing a quality replacement, you are not only fixing a problem but also preventing future issues and ensuring your excavator remains a dependable asset on any job site.
This information is for reference only. Always confirm compatibility with your specific excavator model before purchasing.
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