Video Showcase
DP-EPS: Precision Electric Power Steering for Passenger Vehicles
Core Technology: Dual Pinion Design Explained
Adaptive Steering Assistance
Dual Pinion Architecture:
- Input Pinion: Directly connects to the steering wheel, transmitting driver torque with 0.15° precision for natural road feel.
- Assist Pinion: Driven by a brushless electric motor, providing adjustable power assistance (9–13kN max rack force) based on vehicle speed and steering angle.
ECU Control Unit: Processes real-time data (speed, torque demand, road conditions) to adjust assist levels in 50ms, ensuring optimal effort at low speeds (parking) and stable feedback at high speeds (highway cruising).
Brushless Motor Performance
Efficient Power Delivery:
- 550W/700W Motor Options: Matched to vehicle size (550W for compact cars, 700W for mid-size/luxury sedans).
- 4.5Nm/5.5Nm Rated Torque (1200rpm): Delivers smooth acceleration of assist force, with 4000rpm max speed for responsive corrections.
12V System Compatibility: Consistent performance across standard passenger car electrical systems, with 70A/80A current output for reliable power supply.
Product Parameters
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Max Rack Force: |
9-13KN |
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Type of Electric Motor: |
Brushless Electric Motor |
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Rated Voltage: |
12V |
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Rated Power of Electric Motor: |
550W/700W |
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Current: |
70A/80A |
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Rated Torque of Electric Motor: |
4.5Nm@1200rpm/5.5Nm@1200rpm |
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Max Rotating Speed: |
4000rpm |
Product Feature
Trion DP - EPS has some remarkable features. It has a max rack force ranging from 9 - 13KN, which is essential for generating the necessary force to turn the wheels. The electric motor is of the brushless type, ensuring efficient and reliable operation. With a rated voltage of 12V, it provides consistent performance. The power of the electric motor can be either 550W or 700W, and the current is 70A/80A. It offers a rated torque of either 4.5Nm or 5.5Nm at 1200rpm, and the max rotating speed reaches 4000rpm.
Application Advantages for Passenger Cars
Enhanced Driving Experience
Urban Maneuverability: Light assist (3–5kN) at low speeds (≤30km/h) reduces steering effort by 50%, ideal for tight parking and city traffic.
Highway Stability: Firm assist (8–12kN) at high speeds (≥80km/h) minimizes steering corrections, improving lane-keeping confidence.
Adaptive Return Assist: Automatically centers the wheel after turns with 90% accuracy, reducing driver fatigue during prolonged use.
Vehicle Compatibility
Small Family Cars: Optimizes handling for compact models (e.g., Toyota Yaris, VW Polo) with precise low-speed control.
Luxury Sedans: Supports customizable steering feel (comfort/sport modes via ECU tuning), aligning with premium brand dynamics (e.g., BMW 3 Series, Mercedes-Benz C-Class).
Quality Engineering: Built for Durability
Rigorous Manufacturing Standards
Precision Machining: Helical gears cut to 0.01mm tolerance reduce backlash and noise, ensuring smooth operation over 10 million cycles.
Thermal Stability: Operates reliably from -40°C to +85°C, with aluminum alloy housing for efficient heat dissipation.
Product Qualification
Our DP - EPS product has passed rigorous quality tests. It complies with industry - leading standards, ensuring its safety and reliability. The product has been certified through various tests for performance, durability, and safety. This gives our customers the confidence that they are using a top - quality product.
Optimize Passenger Car Steering with DP-EPS
Our DP-EPS empowers passenger cars with adaptive steering that balances effort, feedback, and efficiency-engineered for everything from urban commuters to luxury sedans. Backed by precision manufacturing and rigorous testing, it's the reliable choice for enhancing driver comfort and vehicle performance.
Contact us today to discuss how our DP-EPS can elevate your passenger car's steering experience-designed for precision, built for durability.
