Average Hourly Cost: The average hourly cost for replacing a sprinkler system rain sensor in the lawn sprinkler system contractor category is typically between $60 and $100 per hour, depending on the complexity of the job and the type and quality of the accessory.

Cost Breakdown: The cost of replacing a sprinkler system rain sensor includes the cost of the replacement part, the cost of labor, and any additional materials needed. The cost of the replacement part itself may vary depending on the type and quality of the accessory. The cost of labor typically includes the time spent diagnosing the problem, removing and replacing the rain sensor, and testing the system to ensure it is working properly.

Factors That May Affect the Cost: The complexity of the job, the type and quality of the accessory, the location, and the service provider can all affect the cost of replacing a sprinkler system rain sensor. For instance, a more complex job may require more time and materials, resulting in a higher cost. The type and quality of the accessory can also affect the cost, as higher quality parts typically cost more. Finally, the location and service provider can also affect the cost, as some service providers may charge more than others.