8D0919578A 398 12VDC 5A 7Pin Quick Connect A/C Compressor Relay OEM Replacement for Climatronic System

Nominal Coil Voltage: 12VDCMaximum Load Capacity: 5A Resistive LoadConnector Type: 7-Pin Quick ConnectContact Configuration: Normally Open (NO)Contact Material: Silver Alloy (Ag Alloy)Operating Temperature Range: -40°C to +85°CPackage Contents: 1 x 8D0919578A 398 RelayThe 8D0919578A 398 relay is a precision-engineered OEM replacement component specifically designed for vehicles equipped with sophisticated Climatronic automatic climate control systems. This critical component serves as the control switch for your A/C compressor clutch, and its failure is a common cause of climate control system malfunctions in many European vehicles.Common Symptoms This Relay Addresses:Intermittent or complete A/C system failure,Compressor clutch not engaging properly,Erratic cooling performance,Climate control system error codes,A/C works only on certain settings or fan speeds,System functions when cool but fails during hot weather.Attention:Do not switch the contactswithout any load as the contact resistance may become increased rapidly.Do not use relays that exceedcoil ratings, contact ratings, and life expectancy, as doing so may result inRisk of overheating.

• Genuine OEM Replacement:Direct factory replacement for original part number 8D0919578A 398, specifically engineered for vehicles with Climatronic automatic climate control systems. Ensures perfect fit and seamless integration with your vehicle's electrical architecture.
• Precision Engineered For Climatronic:Designed with exact 12VDC/5A specifications required by the Climatronic system's compressor clutch circuit. Provides reliable switching performance that matches original equipment standards for consistent A/C operation.
• Effortless Installation:Features a standardized 7-pin quick-connect interface for plug-and-play installation. Most users can complete the replacement in minutes without special tools or technical expertise, saving time and repair costs.
• Premium Silver Alloy Construction:Built with normally open silver alloy (Ag alloy) contacts that offer superior electrical conductivity, reduced contact resistance, and enhanced durability for long-term reliability in demanding automotive environments.
• Complete Repair Solution:Package includes 1x 8D0919578A 398 relay unit. Effectively resolves common Climatronic system issues including intermittent cooling, compressor clutch failure to engage, and complete A/C system malfunctions.