Nissens 891534 A/C Compressor

Overview

This Nissens A/C compressor, part number 891534, is built to OE standards for demanding HVAC service. It is configured for R134A systems and uses an SD7H15 compressor design with a 6-groove serpentine pulley, clutch, and prefilled oil.

Compatible with Volvo VNL, Volvo VHD, Volvo VNM, and Volvo VN applications, this compressor is engineered for stable pumping performance, low noise, and reduced vibration. Part number 891534 is a direct-fit option for truck HVAC repairs that require the correct refrigerant and electrical connection setup.

Key Features

• OE-standard compressor construction from Nissens
• SD7H15 compressor type for heavy-duty A/C service
• R134A refrigerant and PAG 100 oil specification
• 6-groove serpentine pulley with clutch included
• 2-pin electrical connector and 12-volt operation
• O-rings included for sealing at the connection points

Product Details

Nissens designs this compressor with attention to the pulley, clutch, hub, bearing, and wobble plate to support consistent output under high-stress operating conditions. The result is a compressor intended for truck HVAC systems that need dependable refrigerant circulation and controlled noise characteristics. If you are replacing an A/C compressor on a Volvo VNL, Volvo VHD, Volvo VNM, or Volvo VN, part number 891534 provides the core specifications needed for a proper match.

This part cross-references UAC CO4494 and DENSO Auto Parts 4085 for the same application.

Common Repair Uses

• Restores weak or inconsistent cabin cooling
• Addresses compressor noise, vibration, or pulley wear
• Replaces a seized or non-engaging A/C compressor
• Corrects refrigerant circulation problems in the HVAC system
• Supports repair of leaking compressor seals or worn internal components

Installation Notes

Fits 2003-2016 Volvo VNL, N/A. Fits 2002-2010 Volvo VHD, N/A. Fits 2002-2010 Volvo VNM, N/A. Fits 2004 Volvo VN, N/A. The fitment notes state that the compressor is filled with shipping oil only and must be drained and refilled before installation. Verify refrigerant type, oil specification, connector style, and pulley configuration before service. Part number 891534 should be matched to the vehicle's HVAC requirements before charging the system.

Quality Assurance

Nissens manufactures compressors to OE standards and tests them for performance under high-stress conditions. The brand's component-level design focus supports durability and consistent operation in demanding commercial vehicle HVAC systems.