How Much Does It Cost to Replace Garage Door Sensors?

garage door sensor

Garage door safety sensors are vital for preventing accidents, ensuring your door doesn’t close on people or objects. If your garage door won’t close, or halts mid-operation, malfunctioning sensors could be the issue. Here’s what you need to know about the cost of replacing these essential components.

What Are Garage Door Safety Sensors?

sensor

Safety sensors, typically located 12 inches above the ground on each side of the door, use infrared beams to detect obstacles. If the beam is interrupted, the door stops closing immediately, protecting people and property. It is crucial that these sensors are compatible with the garage door motor for proper operation.

Signs Your Sensors Need Replacement

person using garage door remote
  • Door won’t close completely.

  • Blinking indicator lights on the sensors.

  • No obstruction, but the door still won’t close.

Cleaning and realigning the sensors may resolve these issues. However, if problems persist, replacement might be necessary. Additionally, issues like the door not closing or stopping mid-way could also be indicative of broken garage door springs.

Factors Affecting Replacement Costs

The cost of replacing garage door sensors can vary widely based on several key factors. First, the type and quality of the sensor play a significant role. Higher-end sensors with advanced features will naturally cost more than basic models. The brand of the sensor also matters; well-known brands like LiftMaster or Chamberlain might come with a higher price tag but often offer better reliability and warranties.

Another crucial factor is the complexity of the repair. If your garage door system requires additional electrical work or if the door tracks need adjustment, these can add to the overall cost. The location of your garage door can also influence the price, as labor rates can vary significantly from one region to another. On average, hiring a professional to install the sensors can range from $60 to $200 per hour, depending on your location and the professional’s rate.

Cost Breakdown for Sensor Replacement

  • Total Costs: On average, sensor replacement costs between $200 and $450, including parts and labor.

  • Basic Service Call: $129–210, covering diagnosis and adjustments.

  • New Sensors: $80–199 for parts alone.

  • Electrical Repairs (if required): $125–250 minimum fee, with $50–100/hour for additional work.

  • Installation Options: DIY vs. Professional: When installing garage door sensors, it is crucial to check and secure the mounting screws to ensure proper functioning.

Installation Options: DIY vs. Professional

When it comes to installing garage door sensors, homeowners have two main options: DIY installation or hiring a professional. DIY installation can be a cost-effective choice, especially if you have experience and knowledge of electronics. However, it requires a good understanding of the garage door system and the ability to correctly align the infrared beam. Mistakes in installation can lead to malfunctioning sensors, which could compromise the safety of your garage door.

On the other hand, hiring a professional ensures that the job is done correctly and safely. Professionals have the expertise to handle the wiring and alignment of the sensors, ensuring they function properly. This can provide peace of mind, knowing that your garage door safety sensors are installed correctly. The cost of hiring a professional can range from $129 to $250, depending on your location and the professional’s rate. While this might be more expensive upfront, it can save you from potential issues and additional costs down the line.

Ways to Save on Sensor Replacement

  • Check Warranties: Many brands like LiftMaster or Chamberlain offer warranties that may cover faulty sensors.

  • Bundle Repairs: Combine sensor replacement with other garage door repair services during the same visit to save on service fees.

  • Hire Professionals: While DIY is possible, professional installation ensures proper alignment and functionality.

Why Professional Installation Matters

Blue Jay Garage Doors Technician inspecting a garage door and garage door opener

Garage safety sensors must be correctly wired and aligned to function effectively. Hiring an expert ensures the job is done right, protecting your family and property.


For reliable garage door sensor replacement in Clarksville, TN, contact Blue Jay Garage Doors today! Call us at 931-330-2583 or book online at www.bluejaygaragedoors.com.

← Back to Blue’s Coaching Corner

IT’S TIME TO TAKE YOUR NEXT STEP

How Can We Help You?