Average Hourly Cost: The average hourly cost for replacing a blower motor relay in a furnace repair service is around $90 to $120 per hour. This cost may vary depending on the service provider and the complexity of the job.

Cost Breakdown: The cost of replacing a blower motor relay includes the cost of the part, the labor cost, and any additional costs associated with the repair. The cost of the part will depend on the type and quality of the part being used. The labor cost will depend on the complexity of the job. Additional costs may include any additional materials or tools needed to complete the repair.

Factors That May Affect the Cost: The cost of replacing a blower motor relay may be affected by several factors. The type and quality of the part being used, the complexity of the job, the location of the service provider, and the experience and expertise of the service provider can all affect the cost. Additionally, the cost may vary depending on the availability of the part and the cost of materials and tools.