STQ4258L09Y8SBEV Pure Electric Tractor truck – Full Product Details

Introduction

The STQ4258L09Y8SBEV is an advanced pure electric tractor truck, manufactured by Hubei Tri-Ring Motor Co., Ltd. Designed for high-efficiency and environmentally friendly freight transport, this semi-truck combines powerful performance with zero emissions. Its modern electric drivetrain ensures smooth acceleration, low operational costs, and high reliability, making it an ideal choice for logistics, long-haul transportation, and industrial applications.

Equipped with the Z300XS087A motor delivering 240 kW rated power and a peak output of 480 kW, this tractor unit provides exceptional torque and stability even under heavy loads. The 350 kWh battery pack is rear-mounted for optimal balance, ensuring extended driving range and efficient energy management.

The semi-high roof luxury cabin “Xiaoman” (2.32 m wide) is equipped with four-point air suspension, multifunction steering wheel, smartphone connectivity, 360° camera system, driving recorder, air conditioning, central lock, electric windows, and hydraulic tilt function. These features provide an ergonomic, safe, and comfortable driving experience for long-haul operations.

As a modern tractor truck, the STQ4258L09Y8SBEV is suitable for intercity freight, container logistics, industrial material transport, and port operations. Its zero-emission operation, energy efficiency, and driver-oriented design make it a preferred choice among electric semi-trucks.

Specifications / Product Parameters

Features

• Fully electric drivetrain delivering high torque and energy-efficient performance

• Semi-high roof luxury cabin designed for driver comfort during long-haul trips

• High-strength frame and suspension optimized for heavy-duty hauling

• Advanced braking system with ABS and dual-circuit air brakes for safety

• Intelligent energy management and regenerative braking for extended range

Advantages

• Zero emissions, eco-friendly operation for sustainable logistics

• Lower operational and maintenance costs compared to conventional diesel tractor trucks

• High payload and gradeability suitable for challenging terrains

• Driver-oriented cabin design reduces fatigue on long routes

• Versatile compatibility with standard trailers as a semi-truck or tractor unit

Applications

• Intercity and long-distance freight transportation

• Industrial and construction material transport

• Port and container logistics

• Urban delivery and municipal logistics using zero-emission tractor trucks

Driving & Energy Management

The STQ4258L09Y8SBEV’s electric motor ensures smooth and responsive acceleration, even under full load. The rear-mounted 350 kWh battery provides long-range performance while the five-stage regenerative braking system captures energy during deceleration, improving efficiency. Drivers can select economy or power modes depending on route and load requirements, making this tractor unit flexible and cost-effective for various freight operations.

Maintenance & Reliability

Electric drivetrain components are more durable and require less frequent maintenance than diesel engines. Routine checks focus on tires, brakes, suspension, and electrical systems. Battery health is monitored via onboard diagnostics, allowing predictive maintenance and minimizing operational downtime for this semi-truck.

Safety & Comfort

The STQ4258L09Y8SBEV integrates multiple safety systems:

• ABS anti-lock braking

• Dual-circuit air brakes

• Spring parking brakes

• Four-point air suspension

• 360° camera and driving recorder

• Reinforced cabin with airbags

Comfort features include ergonomic seating, multifunction steering, air conditioning, and an intuitive multimedia interface with smartphone integration. These features provide a secure, comfortable, and productive driving environment.

FAQ

1. What is the driving range of this electric tractor truck?
   It provides extended range for urban and intercity routes depending on load and route conditions.

2. Is it compatible with all types of trailers?
   Yes, designed for standard semi-trailers, making it versatile as a tractor unit.

3. How long does it take to charge the battery?
   Charging depends on the power source: fast DC charging significantly reduces downtime; standard AC charging typically takes overnight.

4. What safety systems are included?
   ABS, dual-circuit air brakes, spring parking brakes, airbags, electronic stability, and 360° cameras.

5. What are the maintenance advantages?
   Reduced moving parts and predictive diagnostics lower maintenance needs and operational costs.

6. Can it operate in extreme weather conditions?
   Yes, designed for hot and cold environments with battery thermal management and chassis protection.

7. Does the regenerative braking affect driving smoothness?
   No, energy recovery is integrated seamlessly without compromising ride comfort or control.

8. What is the maximum payload?
   Front axle: 5,500 kg; rear axle: 13,000 kg, suitable for heavy-duty hauling.

9. Is the cabin suitable for long-haul trips?
   Yes, ergonomic design, air suspension, and climate control provide optimal comfort.

10. What type of tires are equipped?
    Steel cord 12R22.5-18, quantity 10+1, designed for durability and heavy loads.

11. Does it support smartphone connectivity?
    Yes, for navigation, media, and fleet management.

12. How is braking handled on steep slopes?
    Dual-circuit air brakes with regenerative braking provide safe, controlled deceleration.

13. What is the seRVice interval for the motor?
    Minimal, with routine inspections recommended every 20,000 km.

14. Is it allowed in urban low-emission zones?
    Yes, zero-emission electric operation is fully compliant.

15. Is it suitable for port container operations?
    Yes, high torque and heavy-duty chassis make it ideal for moving containers efficiently.