Standard Motor Products RU345 HVAC Blower Motor Resistor

The Standard Motor Products RU345 is a direct-fit replacement blower motor resistor designed to restore proper HVAC fan speed control in your vehicle. This precision-engineered component controls the electrical current flowing from the fan switch to the blower motor, allowing you to adjust fan speeds for optimal heating and air conditioning performance.

Key Features:

• Direct-fit OEM replacement design for reliable installation
• Controls variable speed operation of HVAC blower motor
• Manufactured in IATF 16949-certified North American facility
• Tin-plated steel terminals for maximum electrical contact and corrosion resistance
• High-quality ceramic construction with copper electrical connectors
• Engineered to exceed OEM specifications for durability
• Rigorously tested for draw, resistance, and RPM performance
• Undergoes 48-hour load testing to ensure long service life

Standard Motor Products offers over 770 blower motor resistor applications, ensuring precise fit, form, and function that matches the original equipment. Each resistor is designed to withstand the high electrical currents and heat generated during HVAC operation, preventing common failure modes like melted connectors or burned resistors. Sold individually.