Nissens 891108 A/C Compressor

Nissens A/C Compressor for Mercedes-Benz

The Nissens 891108 A/C compressor is built to OE standards for dependable cabin cooling in select Mercedes-Benz applications. It is engineered for stable pumping performance, low noise, and reduced vibration, with critical components designed for durability under demanding operating conditions.

Compatible with R134A and R1234YF refrigerant systems, this compressor is oil filled and includes the clutch, O-rings, and a 2-pin connector configuration. It is a direct-fit HVAC service part for select Mercedes-Benz A220, CLA250, CLA35 AMG, CLA45 AMG, GLA250, GLA35 AMG, GLA45 AMG, GLB250, GLB35 AMG, and A35 AMG models.

Key Features

• OE-standard Nissens compressor construction
• Part number 891108 for select Mercedes-Benz HVAC systems
• Supports R134A and R1234YF refrigerants
• Compatible refrigerant oil type: PAG 46 YF
• Oil filled from the factory
• Clutch included
• 5-groove serpentine pulley design
• 6SES14C compressor type
• 2-pin electrical connector
• O-rings included for service installation

Detailed Description

Nissens 891108 is an A/C compressor designed for Mercedes-Benz vehicles that require a 6SES14C compressor with a 5-groove serpentine belt drive. The pulley, clutch, hub, bearing, and wobble plate are engineered to support consistent refrigerant flow while helping control noise and vibration. This makes it a practical replacement for Mercedes-Benz A220, CLA250, CLA35 AMG, CLA45 AMG, GLA250, GLA35 AMG, GLA45 AMG, GLB250, GLB35 AMG, and A35 AMG models.

This part cross-references A0008304102 and 4471508211 for the same application. Part number 891108 is also a useful reference when verifying the correct compressor for Mercedes-Benz HVAC service work.

What It Helps Fix

• Weak or inconsistent cabin cooling
• Compressor noise, vibration, or pulley-related operation issues
• Refrigerant circulation problems in the A/C system
• Failure of the original compressor clutch or internal pumping components
• HVAC performance loss in Mercedes-Benz A220, CLA250, GLA250, and related AMG models

Installation Notes and Tips

Fits 2019-2022 Mercedes-Benz A220, 2020-2022 Mercedes-Benz CLA250, 2020-2022 Mercedes-Benz CLA35 AMG, 2020-2022 Mercedes-Benz CLA45 AMG, 2021-2022 Mercedes-Benz GLA250, 2021-2022 Mercedes-Benz GLA35 AMG, 2021-2022 Mercedes-Benz GLA45 AMG, 2020-2022 Mercedes-Benz GLB250, 2021-2022 Mercedes-Benz GLB35 AMG, and 2020-2021 Mercedes-Benz A35 AMG. The compressor is filled with shipping oil only and must be drained and refilled with the correct PAG 46 YF oil before installation.

Verify refrigerant type, connector style, pulley groove count, and system cleanliness before service. Replace the compressor only after confirming the rest of the A/C system is free of contamination or debris.

Quality Assurance

Nissens manufactures compressors to OE-level standards and tests them for performance under high-stress conditions. The design focus on the pulley, clutch, hub, bearing, and wobble plate supports durable operation in Mercedes-Benz HVAC systems.