Denso 471-1235 A/C Compressor

Denso A/C Compressor for Mercedes-Benz

This Denso A/C compressor is a factory-new replacement built to OE standards for Mercedes-Benz climate control systems. Part number 471-1235 is specified for select Mercedes-Benz S420, S500, 400SEL, 500SEC, 500SEL, and 400SE applications with R134A refrigerant and an 8-groove pulley setup.

• Refrigerant type: R134A
• Clutch maximum diameter: 120.0
• Pulley belt type: Serpentine
• Mounting type: Bolt tangent
• OE-supplier engineering for factory-style fit and function

OE Fit and Application Details

Denso designs and manufactures A/C compressors for major vehicle makers, and this unit reflects that OE-focused approach. The 471-1235 compressor is built for direct replacement use on select Mercedes-Benz models, including 1992-1993 Mercedes-Benz 400SE, 1993 Mercedes-Benz 400SEL, 1992-1993 Mercedes-Benz 500SEL, 1993 Mercedes-Benz 500SEC, 1994-1995 Mercedes-Benz S420, and 1994-1995 Mercedes-Benz S500. If you are searching for a Mercedes-Benz S420 A/C compressor or a Mercedes-Benz S500 compressor replacement, this part number is a direct application match.

This part cross-references DENSO Auto Parts 447100-2023 and UAC CO10376R for the same application.

Common Problems This Part Can Address

• Weak or inconsistent cabin cooling
• Noisy compressor operation
• Compressor seizure or failure to engage
• Loss of refrigerant system pressure from internal wear
• Poor A/C performance in Mercedes-Benz S-Class vehicles

Installation Notes and Tips

Verify the vehicle’s refrigerant specification, pulley configuration, and mounting style before installation. This compressor is listed with a serpentine belt pulley and bolt tangent mounting, so matching the existing system layout is important for proper fitment. Always inspect the A/C system for contamination, leaks, and related wear before installing a replacement compressor.

Quality Assurance

Denso is one of the major OE suppliers of A/C compressors, and this First Time Fit unit is manufactured and tested to OE-level standards for consistent performance and correct fit. Part number 471-1235 is engineered as a factory-new compressor replacement for the listed Mercedes-Benz applications.