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If you've ever wondered how electric trucks, buses, and commercial vehicles achieve the power, efficiency, and reliability needed for real-world operations, the answer often lies in one critical component: the e axle system. Short for "electric axle system," this integrated solution combines electric motors, gearing, and sensors into a single unit-replacing traditional mechanical drivetrains with a more efficient, compact, and adaptable alternative. For vehicle manufacturers, fleet operators, and engineers, e axle systems are not just a technical upgrade; they're a pathway to meeting sustainability goals, reducing total cost of ownership (TCO), and future-proofing fleets.
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E axle systems aren't just a "nice-to-have" for electric vehicles-they're a must-have for manufacturers aiming to compete in a rapidly electrifying market. Here's how they deliver value:
Electric motors in e axles operate at peak efficiency (often 95%+), compared to 70-80% for internal combustion engines (ICEs). By placing motors directly at the axle, energy loss from driveshafts and transmissions is eliminated.
Traditional drivetrains require extensive chassis space for engines, transmissions, and driveshafts. Electric motor axles free up this real estate.
Commercial vehicles operate in tough environments: extreme temperatures, heavy loads, and frequent stops. Axle with electric motor systems are engineered to withstand these challenges.
Electric motors provide instant torque and precise power delivery.
Adopt the dual-motor distributed drive scheme, and the left and right power systems are completely independent. The power system is composed of motors and wheel retarder. Adopt electronic differential technology, and the left and right drive systems are independently controlled.
E axle systems are not one-size-fits-all. They're designed to match the unique requirements of different vehicles, from city buses to long-haul trucks.
| Model | EA1400K | EA2100N | EA5000N | EA1100K |
|---|---|---|---|---|
| Rated voltage | 540V | 540V | 540V | 600V |
| Motor power(peak/rated) | 2×120/2×60KW | 2×160/2×95KW | 2×180/2×80KW | 2×90/2×55KW |
| Motor torque(peak/rated) | 2×400/2×145N.m | 2×580/2×220N.m | 2×520/2×260N.m | 2×350/2×140N.m |
| Motor speed(max) | 9500r/min | 8000r/min | 9500r/min | 9500r/min |
| Axle weight | 850 kgs | 1080 kgs | 950 kgs | 850 kgs |
| Wheel speed(max) | 540r/min | 430r/min | 640r/min | 540r/min |
| sizes | 22.5 inch | 22.5 inch | 22.5 inch | 22.5 inch |
| Suitable for: | 8-9m city buses | 10.5-18m articulated buses and double-deckers. | 4×2/6×2/8×4 trucks and tractors. | Light commercial vehicles and specialized trucks. |
Developing a high-performance e axle system requires more than just assembling components-it demands a deep understanding of materials, electromagnetics, and real-world vehicle dynamics. Our R&D process is guided by three principles: user-centricity, rigorous testing, and continuous improvement.
Building e axles at scale requires a blend of automation, precision engineering, and strict quality control. Our production facilities are designed to meet the demands of both small-batch custom orders and high-volume OEM contracts.
Our design, testing, and production stages align with recognized certifications to ensure global compliance, performance security, and high durability.
CE, UL, IEC60896-21/22, ISO9001, ISO14001, TLC, OHSAS18001, seismic certificates, etc.
