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Technical
- Original manufacturers part,390 Mhz frequency, 9-volt battery operated, part number 976LM, Color: Grey
- Works with all Liftmaster, Sears and Chamberlain garage door openers, utilizing the 390 Mhz frequency. Circuit board rear panel numbers 41A5021-3, 41A5021-1, 41A5021-2, 41D4674-10, 41D4674-11, 41A5483-2, 41A5483, 41A5389-1 (Do not worry about the letter following your circuit board number it is used as a revision tool for inventory purposes) Sears numbers on rear or side panel 139.53661, 139.53661SRT, 139.53661SRT3, 139.53662, 139.53662SRT, 139.53662SRT2, 139.53663, 139.53663SRT, 139.53664, 139.53664SRT, 139.53664SRT2, 13953670, 139.53670SRT1, 139.53671, 139.53671SRT, 139.53671SRT3, 139.53672, 139.53672SRT, 139.53672SRT2, 139.53672SRT3, 139.53673, 139.53673SRT, 139.53673SRT3, 139.53674, 139.53674SRT1, 139.53674SRT2, 139.53675, 139.53675SRT1, 139.53675SRT2, 139.53677, 139.53677SRT, 139.53677SRT3, 13953910, 139.53914, 139.53954, 139.53961, 139.53961SRT, 139.53962, 139.53962SRT, 139.53962SRT1, 139.53963, 139.53963SRT, 139.53964, 139.53964SRT, 139.53966, 139.53966SRT, 139.53966SRT1, 139.53974, 139.53974SRT, 139.53975, 139.53975SRT, 139.539SRT1, 139.53976, 139.53976SRT, 139.53978, 139.53978SRT, 139.53978SRT1, 139.53982SRT, 139.53985, 139.53991, 139.53991SRT.
- Wireless Keypad, 9-volt battery, 1 year manufacturers warranty, mounting hardware, installation instructions.
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