Chamberlain B4545 and B4545T Garage Door Opener Parts Diagram and List - LiftMaster

Chamberlain B4545 and B4545T Garage Door Opener Parts Diagram and List - LiftMaster

The Chamberlain B4545 and B4545T garage door openers use a DC motor with a full belt rail assembly. This model has two lights, wifi and a camera. Use our parts diagram for reference with all available parts listed below. 

Chamberlain B4545 and B4545T Garage Door Opener Parts Diagram and List - LiftMaster
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The Chamberlain B4545 and B4545T garage door openers use a DC motor with a full belt rail assembly. This model has two lights, wifi and a camera. Use our parts diagram for reference with all available parts listed below. 

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  1. LiftMaster 891LM Remote Security+ 2.0, MyQLiftMaster 891LM Remote Security+ 2.0, MyQ
    Quick Shop
    LiftMaster 891LM Remote Security+ 2.0, MyQ
    SKU: 891LM
    Rating:
    80%
    Single-button remote for LiftMaster Security+ 2.0…
  2. LiftMaster 878MAX Wireless KeypadLiftMaster 878MAX Wireless Keypad
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    LiftMaster 878MAX Wireless Keypad
    SKU: 878MAX
    Rating:
    60%
    Compatible with LiftMaster garage door openers…
  3. LiftMaster 885LM Wireless Wall Control Security+ 2.0 MyQ LiftMaster 885LM Wireless Wall Control Security+ 2.0 MyQ
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    LiftMaster 885LM Wireless Wall Control Security+ 2.0 MyQ
    SKU: 885LM
    Rating:
    100%
    $38.34
    Wireless interior wall control for LiftMaster Security+…
  4. LiftMaster 893LM Security+ 2.0 RemoteLiftMaster 893LM Security+ 2.0 Remote
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    LiftMaster 893LM Security+ 2.0 Remote
    SKU: 893LM
    Rating:
    70%
    LiftMaster 893LM Security+ 2.0 3-button remote controls up…
  5. Chamberlain 41A7276 Wear Pads Square Rail (4)Chamberlain 41A7276 Wear Pads Square Rail (4)
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    Chamberlain 41A7276 Wear Pads Square Rail (4)
    SKU: 41A7276
    Rating:
    100%
    $9.67
    Genuine Chamberlain 41A7276 Wear Pads Square Rail (4) —…
  6. LiftMaster 883LMW Push Button Security+ 2.0 MyQLiftMaster 883LMW Push Button Security+ 2.0 MyQ
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    LiftMaster 883LMW Push Button Security+ 2.0 MyQ
    SKU: 883LMW
    Rating:
    60%
    $16.55
    Compatible with LiftMaster Security+ 2.0 openers (yellow…
  7. LiftMaster 4A1344 Light Socket LiftMaster 4A1344 Light Socket
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    LiftMaster 4A1344 Light Socket
    SKU: 4A1344
    Rating:
    100%
    $21.62
    OEM replacement lamp holder for LiftMaster 4A1344 Light…
  8. LiftMaster 877LM Security+ 2.0 Keyless EntryLiftMaster 877LM Security+ 2.0 Keyless Entry
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    LiftMaster 877LM Security+ 2.0 Keyless Entry
    SKU: 877LM
    $68.82
    Security+ 2.0 encrypted keypad with tri-band radio…
  9. LiftMaster 4A1008 Master Link KitLiftMaster 4A1008 Master Link Kit
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    LiftMaster 4A1008 Master Link Kit
    SKU: 4A1008
    Rating:
    100%
    $11.64
    OEM LiftMaster 4A1008 Master Link Kit for chain‑drive…
  10. LiftMaster 144C54M Belt Drive Square Rail Idler PulleyLiftMaster 144C54M Belt Drive Square Rail Idler Pulley
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    LiftMaster 144C54M Belt Drive Square Rail Idler Pulley
    SKU: 144C54M
    Rating:
    100%
    $9.15
    Compatible with LiftMaster belt drive garage door…
  11. Chamberlain 41C5141-2 Belt Drive Square Rail TrolleyChamberlain 41C5141-2 Belt Drive Square Rail Trolley
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    Chamberlain 41C5141-2 Belt Drive Square Rail Trolley
    SKU: 41C5141-2
    $55.82
    LiftMaster 41C5141-2 belt drive square rail trolley…
  12. LiftMaster 041D8071-4 Travel ModuleLiftMaster 041D8071-4 Travel Module
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    LiftMaster 041D8071-4 Travel Module
    SKU: 041D8071-4
    $60.56
    OEM LiftMaster 041D8071-4 Travel Module; restores accurate…
  13. LiftMaster 41B4103 Tensioner AssemblyLiftMaster 41B4103 Tensioner Assembly
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    LiftMaster 41B4103 Tensioner Assembly
    SKU: 41B4103
    Rating:
    100%
    $12.81
    Genuine LiftMaster 41B4103 Tensioner Assembly — direct…
  14. LiftMaster 041-0136 Safety Sensor KitLiftMaster 041-0136 Safety Sensor Kit
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    LiftMaster 041-0136 Safety Sensor Kit
    SKU: 041-0136
    Rating:
    93%
    $40.50
    LiftMaster 041-0136 Safety Sensor Kit (OEM) — infrared…
  15. LiftMaster 041A6689 Inner Trolley Shaft, Belt DriveLiftMaster 041A6689 Inner Trolley Shaft, Belt Drive
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    LiftMaster 041A6689 Inner Trolley Shaft, Belt Drive
    SKU: 041A6689
    $13.62
    Genuine LiftMaster 041A6689 Inner Trolley Shaft, Belt…
  16. LiftMaster 050DCTBMC Logic BoardLiftMaster 050DCTBMC Logic Board
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    LiftMaster 050DCTBMC Logic Board
    SKU: 050DCTB
    Rating:
    100%
    $154.99
    Genuine LiftMaster 050DCTBMC Logic Board — OEM…
  17. LiftMaster VKP1-LM MyQ Smart Garage Video KeypadLiftMaster VKP1-LM MyQ Smart Garage Video Keypad
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    LiftMaster VKP1-LM MyQ Smart Garage Video Keypad
    SKU: VKP1-LM
    $106.64
    Personalized Access: Create unique PIN codes and…
  18. LiftMaster 041-0155-000 Safety Sensor BracketsLiftMaster 041-0155-000 Safety Sensor Brackets
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    LiftMaster 041-0155-000 Safety Sensor Brackets
    SKU: 041-0155-000
    $22.99
    OEM replacement LiftMaster 041-0155-000 Safety Sensor…
  19. LiftMaster 178B34 Straight Door Arm SectionLiftMaster 178B34 Straight Door Arm Section
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    LiftMaster 178B34 Straight Door Arm Section
    SKU: 178B34
    $23.39
    Genuine LiftMaster 178B34 Straight Door Arm Section OEM…
  20. LiftMaster 837LMMC MyQ Remote LED LightLiftMaster 837LMMC MyQ Remote LED Light
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    LiftMaster 837LMMC MyQ Remote LED Light
    SKU: 837LMMC
    $104.73
    myQ Remote LED Light for added garage illumination;…
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