








🚪 Upgrade your garage safety game with sensors that have your back!
The 820CB Replacement Garage Door Safety Sensor 2-Pack offers universal compatibility with Chamberlain, LiftMaster, and most Craftsman garage door openers manufactured after 1997. Featuring a low-profile design to reduce misalignment, these sensors automatically reverse the door upon obstruction, enhancing safety. The package includes all necessary mounting hardware and extension wire, backed by UL certification and a 1-year warranty.

| Recommended Uses For Product | Preventing accidents and reversing garage doors upon obstruction |
| Specification Met | UL |
| Size | 1 |
| UPC | 012381197460 |
| Global Trade Identification Number | 00012381197460 |
| Number of Pieces | 2 |
| Manufacturer | CHAMBERLAIN CORP |
| Part Number | 820CB |
| Item Weight | 10.2 ounces |
| Product Dimensions | 2.08 x 1.14 x 1.24 inches |
| Item model number | 820CB |
| Is Discontinued By Manufacturer | No |
| Style | Sensors |
| Item Package Quantity | 1 |
| Included Components | 2-sensors, mounting brackets, 18 in. of extension wire, instruction manual |
| Batteries Included? | No |
| Batteries Required? | No |
| Warranty Description | 1-year warranty |