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S11-5205510

Brand: Chery

Model:QQ

Product Name：Wiper motor

Part Number: S11-5205510

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Product Details

Comprehensive Professional Description: Chery QQ Wiper Motor (Part No. S11-5205510)

1. Basic Overview & Core Functional Positioning

The S11-5205510 is an authentic original equipment manufacturer (OEM) front wiper motor, meticulously engineered and manufactured exclusively for the Chery QQ compact hatchback, serving as the core power component of the vehicle’s front windshield wiper system. As the sole driving unit of the wiper assembly, this motor undertakes the critical mission of converting electrical energy into mechanical rotational power, driving the wiper linkage and wiper blades to reciprocate steadily, thereby clearing rainwater, snow, frost, dust, bird droppings and other obstructions from the front windshield to maintain a clear, unobstructed forward view for the driver.

Mounted on the cowl panel at the bottom of the Chery QQ’s front windshield, the S11-5205510 wiper motor is connected to the wiper transmission linkage via a crank arm, forming a complete wiper actuation system that works in tandem with the vehicle’s wiper control switch and relay. It is a safety-critical component for driving in inclement weather, directly determining the effectiveness of windshield cleaning and the driver’s visual clarity; a malfunctioning wiper motor can lead to ineffective wiper movement, stuck blades, or complete system failure, severely compromising driving visibility and posing a major safety hazard in rain, snow or dusty conditions.

Tailored specifically to the Chery QQ’s compact body structure, limited cowl space, and 12V automotive electrical system specifications, this wiper motor features a miniaturized, lightweight design that fits seamlessly into the vehicle’s designated mounting position without interfering with other components such as the ventilation system, wiring harnesses, or hood linkage. Engineered for urban commuting and daily household use, the S11-5205510 balances reliable power output, energy efficiency, and durability, meeting the long-term, frequent operational demands of the wiper system while aligning with the Chery QQ’s positioning as an economical, practical mini car.

S11-5205510

2. Material Selection & Precision Manufacturing Process

The S11-5205510 wiper motor is constructed with high-performance, wear-resistant materials across all core components, selected in strict accordance with Chery’s OEM quality standards and automotive electrical component specifications, engineered to withstand prolonged vibration, temperature fluctuations, and moisture exposure typical of the cowl panel’s harsh operating environment. The motor’s outer housing is crafted from high-strength die-cast aluminum alloy, offering exceptional thermal conductivity, structural rigidity, and corrosion resistance, effectively dissipating operational heat and protecting internal electrical and mechanical parts from dust, water splashes, and oxidation.

The internal armature core uses high-quality silicon steel sheets with high magnetic permeability, stamped and laminated precisely to reduce magnetic flux loss and improve energy conversion efficiency, ensuring stable power output and low heat generation during continuous operation. The motor winding employs high-temperature resistant enameled copper wire, featuring excellent conductivity, heat resistance, and fatigue resistance; the winding is tightly wound and impregnated with insulating varnish, preventing short circuits caused by wire wear and ensuring stable performance under high temperatures and voltage fluctuations. The reduction gearbox, a key mechanical component, uses high-strength wear-resistant plastic and powder metallurgy gears, engineered for quiet operation, low friction, and long-term durability without tooth breakage or excessive wear.

The manufacturing process of the S11-5205510 adheres to a fully automated, precision-controlled workflow to guarantee reliability and consistency. The motor assembly undergoes precision machining of the housing and internal components, followed by automated winding, armature balancing, and gearbox calibration to eliminate operational vibration and noise. The motor’s electrical components, including brushes, commutators, and bearings, are precisely assembled to ensure tight tolerances and smooth rotation. A sealed, waterproof design is integrated into the motor casing and wiring harness connector, with rubber sealing gaskets preventing moisture and dust intrusion, meeting automotive IP65 waterproof and dustproof standards.

Before leaving the factory, every S11-5205510 wiper motor undergoes rigorous performance and durability testing, including load testing, high/low-temperature cycle testing, waterproof testing, vibration testing, and continuous operation fatigue testing. Each unit is verified for stable speed output, low noise, smooth rotation, and compliance with Chery’s original factory electrical and mechanical specifications, ensuring zero defects and consistent performance matching the vehicle’s original equipment.

S11-5205510

3. Structural Design & Key Functional Components

The S11-5205510 wiper motor features a compact, integrated structure combining a high-efficiency DC motor and a precision reduction gearbox, designed exclusively for the Chery QQ’s wiper system parameters, delivering optimized torque and rotational speed for steady wiper operation. Its core functional components include the DC motor core, reduction gearbox assembly, crank arm output shaft, mounting bracket, electrical connector, and built-in overload protection module.

The DC motor core is the power source of the assembly, consisting of the stator, armature, carbon brushes, and commutator. The permanent magnet stator provides a stable magnetic field, while the energized armature generates rotational torque; high-quality carbon brushes ensure reliable contact with the commutator, minimizing sparking and wear for extended service life. The reduction gearbox, paired with the motor core, reduces high-speed motor rotation to low-speed, high-torque output suitable for driving the wiper linkage, converting rapid rotation into smooth, consistent reciprocating motion of the wiper blades.

The crank arm output shaft, located at the gearbox end, connects directly to the Chery QQ’s wiper linkage, transmitting torque to drive the wiper assembly’s sweeping motion. The shaft is precision-machined with a splined design for a secure, non-slip connection, preventing disengagement during operation. The integrated mounting bracket is stamped from high-strength steel, with pre-aligned mounting holes that match the Chery QQ’s cowl panel mounting points, ensuring stable, vibration-resistant fixation during driving.

The electrical connector features a waterproof, plug-and-play design with a locking buckle, compatible with the Chery QQ’s original wiper system wiring harness for secure, corrosion-resistant electrical connection. A built-in overload protection module is integrated into the motor circuit, automatically cutting off power in the event of a wiper blade jam or excessive load to prevent motor burnout and circuit damage, enhancing operational safety. The fully sealed casing and rubber gaskets protect internal components from moisture and debris, ensuring reliable performance in rainy, snowy, or humid conditions.

S11-5205510