款号	KS-804001
适用车型	Usual vehicle style	新款瑞风S3/S5
额定电压(V）	Rated Volatge	12V
皮带槽楼X根数	Belt Groove Type Number	5PK
皮带轮直径M M	Pullpy Outer Diameter	123MM
轴承规格	Bearing Size	355222

ac compressor clutch pulley assembly for automotive A/C repair

An ac compressor clutch pulley assembly helps solve one of the most common air-conditioning service problems in vehicles: the compressor must engage smoothly when cooling is needed, then disengage to reduce drag when it is not. When the clutch or pulley side of the system wears out, drivers may notice weak cooling, noise, slipping, intermittent engagement, or a compressor that no longer cycles correctly. For repair shops and parts distributors, a reliable replacement assembly is essential because the clutch is a mechanical and electromagnetic interface that directly affects A/C performance and drivability.

Product overview

This product category includes automotive A/C compressor clutch parts and complete clutch pulley assemblies used in belt-driven vehicle air-conditioning systems. The visible units show round, concentric clutch and pulley structures with hub, armature, and coil-related sections in some variants. Some pieces appear to include lead wires or connectors, which is consistent with electromagnetic clutch designs used in compressor systems. The parts shown are intended for replacement and maintenance use across passenger cars, light commercial vehicles, and other vehicles that rely on belt-driven A/C compressors.

KASEN / Guangzhou Kasen Automotive Air Conditioning Parts Co., Ltd., established in 2007, is identified as a manufacturer focused on automotive air-conditioning electromagnetic clutches. For buyers, that indicates a supplier centered on this component family rather than a general parts catalog.

Key capabilities and visible construction

The assemblies shown have a compact circular design with metallic faces and dark coated outer surfaces. This layout is typical of compressor clutch systems that transfer rotational force from the engine belt drive to the compressor when energized. The visible geometry suggests a combination of machined ring faces, stamped or formed hardware, and assembled electromagnetic sections.

Typical functional elements

Depending on the variant, a unit may include a pulley, clutch hub, armature plate, and ac compressor clutch coil. In service, the coil creates the magnetic field needed to pull the armature into engagement. That makes coil integrity, air gap control, and bearing condition important decision points for replacement.

Materials and finish options

From the visible product images, the assemblies appear to be made predominantly from metal, with a mix of dark painted or coated surfaces and brighter machined or polished ring faces. Exact alloy grades, coating systems, and surface treatments are not identifiable from the provided information, so those should be confirmed at inquiry stage. In this product type, buyers commonly evaluate corrosion resistance, bearing surface quality, and consistency of the contact faces.

Manufacturing and assembly

Automotive electromagnetic clutch production usually combines machining, stamping, coil winding, press assembly, and final electrical/mechanical testing. For a product such as an ac compressor clutch pulley assembly, alignment accuracy matters because the pulley must rotate smoothly while maintaining stable engagement with the compressor drive. Final inspection typically focuses on fit, rotation, coil continuity, and assembly integrity, although exact test methods for this product are not provided here.

Where these parts are used

These assemblies are relevant to A/C service work in repair shops, aftermarket parts distribution, fleet maintenance, and automotive HVAC rebuilding operations. They are especially useful when the original clutch is noisy, slipping, heat-damaged, or electrically open. For businesses that stock fast-moving service components, an ac compressor clutch supplier should be able to support a range of clutch styles for different compressor families.

Customization and buyer selection guidance

Because exact part numbers and vehicle compatibility are not listed, buyers should confirm application details before ordering. Important decision factors include compressor model match, pulley diameter, belt alignment, connector style, coil configuration, and whether the order is for a complete assembly or individual service parts. If you are sourcing for inventory, ask about the available variants, labeling, packaging, and any fitment references that can reduce return risk.

Quality control and purchasing considerations

For this category, quality control usually starts with dimensional consistency and continues through assembly accuracy. Buyers should also look for stable engagement characteristics, smooth pulley rotation, and secure electrical connection points. Since the image does not provide exact performance values, certifications, torque ratings, or warranty terms, those details should be requested directly before purchase.

Request product support

If you need a replacement ac compressor clutch pulley assembly for vehicle A/C service, or you are sourcing from an experienced ac compressor clutch supplier, send your compressor model, sample photos, or part reference details. That information helps confirm fitment and speeds up quotation, matching, and order planning.