Configured replacement circuit board for Genie chain and belt-drive garage door opener models. Use this 38874R4.S replacement circuit board to get your garage door opener up and running quickly if you have determined your circuit board needs to be replaced.

• Compatible with models 4024, 4042 (IntelliG 1200, SilentMax 1200)
• If you have a wall console that is gray with black buttons you will also need to purchase wall console 39165R or the circuit board wall console kit 38875R4.S
• Genuine Genie replacement part
• Requires re-programming with the new board