Hayden 3651 Engine Cooling Fan Controller

Reliable Engine Cooling with Hayden Fan Controller 3651

The Hayden Fan Controller 3651 offers adjustable activation control to optimize your vehicle's engine cooling system. Designed for compatibility with a wide range of makes and models, this electric fan controller ensures efficient temperature management without the need for a mounting bracket.

• Adjustable activation control for precise cooling regulation
• 25-amp amperage rating suitable for various electric fan setups
• Durable black plastic housing with a 1/8" NPT temperature probe
• Meets or exceeds OEM standards for reliable performance
• Compatible with numerous vehicles including Acura, BMW, Ford, Honda, Toyota, and Volkswagen

About the Hayden Fan Controller Product Line

The Hayden Fan Controller line focuses on electric fan accessories designed to provide dependable engine cooling solutions. This product line emphasizes adjustable control features and OEM-level quality, making it suitable for a broad range of automotive applications. The 3651 model continues this tradition by offering a plastic cover material and a compact design without a bracket, simplifying installation and maintenance.

Product Details and Specifications

The Hayden Fan Controller 3651 is engineered with a plastic cover and housing, providing lightweight durability. Its adjustable activation control allows users to set the fan engagement point based on engine temperature, monitored via the included 1/8" NPT temperature probe. Rated for 25 amps, this controller supports electric fans requiring moderate current draw. The black color finish blends discreetly within the engine bay. Designed without a bracket, it offers flexibility in mounting options depending on vehicle configuration.

Common Applications and Problem Solving

• Regulates electric fan operation to prevent engine overheating
• Replaces faulty or non-adjustable fan controllers in Acura, BMW, Ford, Honda, Toyota, and Volkswagen models
• Improves cooling efficiency in vehicles with aftermarket electric fans
• Helps maintain optimal engine temperature under heavy load or hot climates
• Prevents unnecessary fan operation, reducing electrical load and noise

Installation Notes and Tips

Installation of the Hayden Fan Controller 3651 requires proper placement of the 1/8" NPT temperature probe in the engine coolant system for accurate temperature readings. Since this model does not include a mounting bracket, ensure secure mounting using vehicle-specific hardware or custom brackets. Verify electrical connections meet amperage requirements and follow vehicle wiring diagrams for fan controller integration. Adjust the activation control to the desired temperature threshold after installation for optimal performance.

Quality Assurance and Warranty

The Hayden Fan Controller 3651 meets or exceeds OEM specifications, ensuring dependable operation and durability. Constructed with quality plastic materials and tested for electrical performance, this controller is designed for long-term use in demanding automotive environments. Warranty details are provided by the manufacturer and typically cover defects in materials and workmanship under normal use.