Car Air Conditioning Damper Adjustment Actuator

Car Air Conditioning Damper Adjustment Actuator

360-degree azimuth transmission output, gentle wind, comfortable and pleasant. The common damper actuator mainly drives the gear train to decelerate through the micro motor, and then drives the output gear to rotate, and outputs a certain speed and torque to drive the rocker arm. Its rotational position is controlled by a brush mounted on the output gear, and the position of the brush on the circuit board determines the de-rotation angle. We now have Car Air Conditioning Damper Adjustment Actuators for sale, if you are interested, you can contact us.

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Features

1. High-Precision Positioning: Utilizes a 12-bit resolution potentiometer (±0.08° angular accuracy) to achieve damper blade positioning within ±1.5° of target, ensuring accurate temperature zone distribution. The actuator's 4.8° step resolution enables smooth transitions between blend/defrost/floor modes.

2. Brushless DC Motor Technology: Features a 12V/24V BLDC motor (depending on vehicle voltage) with 15,000-hour MTBF (Mean Time Between Failures) at 40°C ambient temperature. The motor delivers 3.5 N·cm torque at 120 RPM, capable of overcoming duct pressures up to 2.2 kPa.

3. CAN Bus Integration: Supports SAE J1939 (commercial vehicles) or ISO 11898-2 (passenger cars) protocols with 500kbps data transmission. The actuator reports real-time position feedback (0-100% stroke) with 1% resolution and fault codes via 29-bit extended identifiers.

4. Environmental Resilience: Rated IP67 for dust/water ingress protection, operating reliably in -40°C to +85°C ranges. Vibration resistance meets SAE J2380 standards (20-2000Hz, 15g peak acceleration). The housing uses UL94 V-0 flame-retardant PBT-GF30 material.

5. Adaptive Load Compensation: Incorporates strain-wave gearing with 64:1 reduction ratio and automatic torque calibration (range: 2-5 N·cm). The system dynamically adjusts PWM duty cycle (8-20kHz) when detecting mechanical resistance beyond 4.2 N·cm threshold.

6. Diagnostic Capabilities: Performs self-tests every ignition cycle (200ms initialization sequence) and monitors Hall-effect sensor signals (0.5mV resolution). Stores last 10 DTCs (Diagnostic Trouble Codes) including position sensor outliers (>±7% deviation from expected values).

Applications

1. Automotive Climate Control Systems
The Car Air Conditioning Damper Adjustment Actuator is essential in modern HVAC systems, regulating airflow distribution between defrost, vent, and floor modes. It ensures precise temperature control by adjusting blend door positions, enhancing passenger comfort in vehicles across all climates.

2. Electric & Hybrid Vehicle Energy Management
In EVs and hybrids, this actuator optimizes energy efficiency by minimizing AC compressor load. It intelligently redirects airflow to reduce battery drain, extending driving range while maintaining cabin comfort.

3. Commercial Vehicle Fleet Operations
For long-haul trucks and buses, durable damper actuators maintain consistent airflow during extended operation. Their reliability prevents driver fatigue through stable temperature regulation across large cabin spaces.

4. Luxury Vehicle Zonal Climate Systems
Premium cars utilize multiple actuators for dual-zone or quad-zone climate control. These enable individualized temperature settings for each seating position by independently adjusting multiple air blend doors.

5. Autonomous Vehicle Interior Systems
In self-driving cars, these actuators integrate with AI-driven climate platforms that automatically adjust airflow based on passenger count, body temperature sensors, and predicted weather conditions along the route.

6. Aftermarket HVAC Upgrades
Replacement actuators serve the automotive repair market, restoring proper air distribution in aging vehicles. High-performance versions enable customization of airflow patterns for specialty vehicles and retrofits.

Car Air Conditioning Damper Adjustment Actuator FAQs

Q: What is a car air conditioning damper adjustment actuator?
A: It's a motorized component that controls airflow direction by adjusting the damper flaps in the HVAC system.

Q: What are common signs of a failing actuator?
A: Symptoms include inconsistent airflow, strange clicking noises, or air blowing from wrong vents.

Q: Where is the actuator typically located?
A: Usually found behind the dashboard near the HVAC housing, often requiring partial dash removal for access.

Q: Can I replace the actuator myself?
A: Yes, but it requires technical knowledge. You'll need to locate the faulty unit and calibrate the new one properly.

Q: How much does actuator replacement cost?
A: Parts cost $50-$200, plus 1-2 hours labor ($100-$300) depending on vehicle complexity.

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Company Overview

HYAC is innovative Korean company, specialized in developing & manufacturing automotive parts located in Dongguan, China established in 2004. By ceaseless studies and R&D investment since establishment, HYAC has acquired many essential source technologies. Recognized by global top automotive customers as strategical partners, HYAC is currently accelerating innovation and development.