Four Seasons 57445 A/C Compressor

Overview of Four Seasons Reman Compressor 57445

The Four Seasons Reman Compressor 57445 is designed specifically for Nissan Altima models requiring a reliable A/C compressor replacement. This remanufactured unit supports R134a refrigerant and includes essential components such as the clutch and heat sensor switch for efficient HVAC system operation.

• Compatible refrigerant type: R134a
• Includes clutch and heat sensor switch
• Oil filled with PAG 100 compatible refrigerant oil
• Four-groove serpentine pulley with 4.75-inch diameter
• 12-volt coil with 1 wire lead
• Ear mount installation type
• Pin terminal type for electrical connection
• Pad mount suction port type
• Remanufactured compressor type Dkv14c
• Includes green O-rings (part numbers 24681 and 24661)

Four Seasons Reman Compressor Product Line Details

The Reman Compressor line by Four Seasons offers remanufactured A/C compressors that meet strict quality standards to restore proper air conditioning function. This product line focuses on providing reliable, cost-effective compressor replacements with included components such as clutches and switches to simplify installation and ensure compatibility with specific vehicle models like the Nissan Altima.

Detailed Product Description

The Four Seasons Reman Compressor 57445 is engineered for Nissan Altima vehicles using R134a refrigerant. It comes pre-filled with PAG 100 compatible oil to maintain lubrication and performance. The compressor features a 4-groove serpentine pulley with a 4.75-inch diameter, designed for smooth belt engagement. The clutch assembly is included, with a maximum diameter of 4.75 inches and a coil voltage of 12 volts, utilizing a single wire lead for electrical connection. The unit mounts via an ear mount system and uses a pad mount suction port for secure installation. The heat sensor switch is integrated to monitor compressor operation, enhancing system safety. Two green O-rings (part numbers 24681 and 24661) are included to ensure proper sealing during installation.

Common Applications and Issues Addressed

• Replacement for failing or noisy A/C compressors in Nissan Altima
• Restores proper refrigerant compression and circulation
• Resolves clutch engagement problems
• Fixes refrigerant leaks due to worn seals or O-rings
• Addresses overheating or electrical coil failures

Installation Notes and Tips

• Verify compatibility with Nissan Altima model year before installation
• Ensure the system is evacuated and recharged with R134a refrigerant
• Replace O-rings with those provided to prevent leaks
• Check serpentine belt condition and alignment on the 4-groove pulley
• Confirm electrical connections match pin terminal type and coil wiring

Quality Assurance and Warranty

This remanufactured compressor undergoes rigorous testing to meet OEM specifications for performance and durability. It includes essential components such as the clutch and heat sensor switch to facilitate proper function. While mounting hardware is not included, the product is backed by Four Seasons' quality standards. Please consult the warranty information provided by Four Seasons for coverage details.