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139.53975Private-label Craftsman / Sears identifier. Often maps to Chamberlain/LiftMaster Security+ eras — use learn-button color.
| Field | Value |
|---|---|
| Brand | Craftsman / Sears (Chamberlain-made eras common) |
| SKU | 139.53975 |
| Role | Garage door remote / accessory |
| Protocol | LiftMaster/Chamberlain learn-button eras (Billion Code / Security+ / 2.0) |
| Often confused with | 139.53675, 139.53681, 139.53990, 139.53671, 139.53684 |
| Hard stop | Match learn-button color / frequency era before buying a remote or keypad |
| Confirm | Learn-button color on the powerhead + old remote label |
| Lookup rule | Often maps to Chamberlain/LiftMaster Security+ eras — use learn-button color |
| Remote tip | Prefer learn-button color over sticker alone |
| Keypad tip | 878MAX covers most post-1993 Chamberlain-family openers |
Match learn-button color / frequency era before buying a remote or keypad
craftsman-139-53675 · craftsman-139-53681 · craftsman-139-53990 · craftsman-139.53671 · craftsman-139.53684 · craftsman-139.53991