Vemo V30-77-0013 HVAC Blower Motor Resistor - Front

Overview of Vemo HVAC Blower Motor Resistor V30-77-0013

The Vemo HVAC Blower Motor Resistor V30-77-0013 is designed for precise climate control in select Mercedes-Benz vehicles. Engineered to meet OEM specifications, this resistor ensures reliable operation of the blower motor in vehicles equipped with automatic climate control systems.

• Compatible with Mercedes-Benz models including 300SD, 300SE, 400SE, 400SEL, 500SEC, 500SEL, 600SEC, 600SEL, CL500, CL600, S320, S350, S420, S500, and S600
• Designed for OE number 140 821 8351
• Rated voltage of 12V for standard automotive electrical systems
• Compact dimensions: 65 mm width, 40 mm height, and 500 mm length
• Lightweight design at 0.210 kg for easy handling and installation

VEMO Brand Line and Product Quality

The VEMO brand line specializes in high-quality automotive electrical components, focusing on durability and precise fitment. This HVAC blower motor resistor is part of the VEMO product line, which is known for meeting strict OEM standards and providing reliable performance in climate control applications. The VEMO line supports professional repair and maintenance needs for European vehicles, including Mercedes-Benz.

Detailed Product Description

This HVAC blower motor resistor controls the speed of the blower motor by regulating electrical current, enabling multiple fan speed settings in vehicles with automatic climate control. The resistor's dimensions (65 mm width, 40 mm height, and 500 mm length) and 12V rating ensure compatibility with the specified Mercedes-Benz models. Its lightweight construction (0.210 kg) facilitates installation without adding unnecessary bulk. The resistor is designed to replace OE number 140 821 8351, ensuring a direct fit and proper function within the HVAC system.

Common Applications and Issues Addressed

• Restores proper blower motor speed control in Mercedes-Benz 300SD, 300SE, 400SE, and related models
• Resolves issues with blower motor stuck on one speed or not working at all
• Fixes intermittent blower motor operation in vehicles with automatic climate control
• Eliminates overheating or failure of the blower motor resistor component
• Improves overall HVAC system reliability and passenger comfort

Installation Notes and Tips

Ensure the vehicle is powered off and the battery is disconnected before installation. Locate the blower motor resistor in the HVAC housing, typically near the blower motor assembly. Remove the old resistor carefully, noting the connector and mounting points. Install the Vemo V30-77-0013 resistor by aligning it with the mounting holes and reconnecting the electrical connector securely. Verify proper operation of the blower motor at all speed settings after installation.

Quality Assurance and Warranty

Vemo products are manufactured to meet or exceed OEM standards, providing reliable performance and durability. This blower motor resistor undergoes rigorous quality control to ensure consistent function in Mercedes-Benz vehicles. Warranty information is available through authorized distributors and should be confirmed at the time of purchase.