High-quality DENSO AC compressor compatible with many Stellantis models. Ideal for professional workshops and DIY mechanics seeking a direct-fit replacement for faulty or noisy compressors. Frequently searched by part numbers 447150-3250, 9802875780, 9819714980, 9827528980, 9827552180 and 1617294480 — include these codes in your search to find exact fits and cross-references.

Product Overview

This DENSO compressor is a belt-driven unit designed to compress and circulate refrigerant in the vehicle air conditioning system. It includes the clutch assembly and electrical connector as found on the donor vehicle. The compressor was removed from a vehicle with 94,000 km and is suitable for replacing failed units in compatible Citroën, Peugeot and related models. It restores cold-air performance when installed correctly and paired with a clean, correctly serviced A/C system.

Technical Information

• Manufacturer: DENSO
• Model: Citroën Berlingo, Citroën C2, Citroën C3, Citroën C4 II, DS4, Xsara, Xsara Picasso; Peugeot 206, Peugeot 307, Peugeot 308 T9, Peugeot Partner, Peugeot Rifter; selected Fiat and Opel models
• Product Codes: 447150-3250, 9802875780, 9819714980
• Other Numbers: 9827528980, 9827552180, 1617294480

Function And Symptoms

The compressor is the heart of the A/C system: it compresses low-pressure refrigerant vapour into high-pressure vapour and drives circulation through the condenser, expansion device and evaporator. Typical failure symptoms include loss of cooling, A/C clutch not engaging, abnormal noise from the compressor area, visible oil or refrigerant leaks and seized compressor causing belt slippage or breakage.

Common Causes Of Failure

• Contamination in the system (metal debris, moisture) that damages internal components
• Lubrication loss due to refrigerant/oil leak, causing bearing or piston wear
• Electrical clutch coil failure or connector corrosion
• Overheating from low refrigerant charge or blocked condenser
• Age and normal wear, especially in vehicles with high mileage or poor maintenance

Replacement And Installation

1. Recover refrigerant using certified A/C recovery equipment in accordance with local regulations.
2. Disconnect the battery and follow vehicle manufacturer safety procedures.
3. Remove accessory belt and disconnect electrical connector from the compressor clutch.
4. Undo mounting bolts and remove the compressor. Inspect system for debris and contamination.
5. Replace O-rings on high- and low-pressure lines with correct sizes lubricated with the specified oil.
6. If contamination is present, flush the system or replace affected components (condenser, receiver/drier or accumulator, expansion valve) to prevent rapid re-failure.
7. Install the replacement compressor, torque fasteners to manufacturer specification, evacuate the system with a vacuum pump and recharge with the correct refrigerant type and oil volume as specified by the vehicle manufacturer.
8. Check for leaks, verify correct clutch engagement, and confirm cooling performance during a road or bench test.

Installation Recommendations

• Always use proper refrigerant recovery and charging equipment. Never vent refrigerant to atmosphere.
• Replace receiver/drier or accumulator when replacing the compressor if the system has been opened or contaminated.
• Use the manufacturer’s specified refrigerant oil type and quantity (typically PAG for modern systems) and follow torque settings from the repair manual.
• Perform a full system vacuum and leak test before charging. Run the system to circulate oil and verify operation.
• Professional installation is recommended for correct evacuation, charging and leak checking, but experienced DIY mechanics with appropriate tools can perform the job safely.

Most Common Reason For Failure

The single most common cause of compressor failure is contamination and lubrication loss in the refrigerant circuit. Debris from a failing component or moisture in the system accelerates internal wear and can lock the compressor, making replacement necessary. Preventive maintenance and prompt repair of small leaks significantly reduce the risk of compressor damage.

This VALEO A/C compressor is an OEM-quality unit originally fitted to multiple Stellantis models. It is a direct-fit replacement for vehicles listed under the corresponding product numbers and is especially useful for professional workshops and experienced DIY mechanics searching by part number 9827528980, 9827552180 or 1617294480. The unit was removed from a car with 64,000 km and is ready for installation after standard installation procedures.

Key Benefits

• Direct-fit design for easy replacement on compatible Citroën and Peugeot models.
• High-quality Valeo manufacturing ensures correct clutch and pulley alignment.
• Saves diagnostic and repair time when identified by OEM product numbers: 9827528980, 9827552180, 1617294480.
• Suitable for professional repair shops and experienced DIY mechanics familiar with A/C service procedures.

Technical Information

• Manufacturer: Valeo
• Model: Commonly fitted to Citroën/Peugeot/DS platforms such as Citroën Berlingo (B9/III), Citroën C2, C3, C4 II, Citroën DS4, Peugeot 206, 307, 308 (T9), Peugeot Partner (III), Peugeot Rifter, XSARA, XSARA Picasso (check product numbers for exact fitment)
• Product Codes: 9827528980, 9827552180, 1617294480
• Other Numbers: 9827528980-02, 9827552180-02, Alternate references: 9827528980 / 9827552180 / 1617294480

Function And Compatibility

The compressor is the heart of the vehicle air conditioning system: it circulates refrigerant under pressure, enabling heat exchange in the condenser and evaporator and delivering cooled air to the cabin. Depending on the vehicle specification, the compressor is used in systems charged with R134a or R1234yf refrigerant; confirm the refrigerant type for the particular vehicle model and production year before service.

Common Failure Causes

• Mechanical wear of bearings and clutch assembly leading to noise or seizure.
• Loss of lubrication caused by system leaks or prolonged low refrigerant level.
• Contamination from a failed condenser, dryer/accumulator, or compressor internals causing internal damage.
• Electrical faults in the clutch coil or wiring preventing compressor engagement.

Replacement Guide

Recommended steps for replacement (intended for trained technicians or experienced DIY mechanics with proper equipment):

• Recover refrigerant from the system using certified recovery equipment.
• Disconnect the battery before starting work to avoid electrical damage.
• Remove drive belt and electrical connectors from the compressor.
• Cap or plug A/C lines when disconnected to prevent moisture ingress and contamination.
• Remove compressor mounting bolts and extract the unit. Replace any damaged mounting hardware.
• Replace all A/C O-rings with appropriate sizes and lubricate with the correct type and amount of PAG oil as specified for the vehicle.
• Install the new compressor, tighten fasteners to manufacturer torque values, reconnect lines and electrical connectors.
• Evacuate the system to remove moisture and check for leaks, then charge with the correct refrigerant type and specified quantity.
• Run the system and verify proper operation, checking compressor clutch engagement, system pressures, and cabin cooling performance.

Installation Recommendations

• Always replace the receiver/drier or accumulator and expansion valve/orifice tube when opening the system, especially if contamination is suspected.
• Use the specified type and volume of compressor oil (PAG grade) for the particular vehicle system; incorrect oil will reduce service life.
• Perform a vacuum test for at least 30 minutes to ensure no leaks and to remove moisture before charging.
• Do not run the compressor without refrigerant and oil—this causes rapid internal damage.
• After installation, inspect belt tension and pulley alignment to prevent premature wear.

Why The Part Most Often Fails

The most frequent cause of compressor failure is inadequate lubrication due to refrigerant leaks or system contamination. When the system loses refrigerant, it also loses oil circulation, causing bearings and internal components to overheat and wear quickly. Contaminants from a failing condenser or a ruptured dryer can further damage internal valves and pistons, leading to seizure or internal scoring.

Search Tips

For fast identification use the OEM product numbers 9827528980, 9827552180 or 1617294480 when searching. These references improve the chance of finding the correct fitment for Citroën, Peugeot and associated models.