LiftMaster 41C4246 Wire Harness Kit
The LiftMaster 41C4246 is an internal wire harness replacement kit used in select LiftMaster and Chamberlain chain drive garage door openers from the late 1990s through mid-2000s production range.
The harness carries internal connections between opener components. Replacing a damaged harness can restore proper wiring integrity when connector ends, insulation, or wire routing have been damaged.
Compatible With
This harness is identified for various LiftMaster and Chamberlain chain drive garage door openers manufactured from 1997 to 2005. Compatibility should be confirmed by opener model and parts diagram.
- Select LiftMaster chain drive garage door openers manufactured 1997 to 2005
- Select Chamberlain chain drive garage door openers manufactured 1997 to 2005
- Commonly associated with LiftMaster/Chamberlain 1345 and 1355 style chain drive applications when confirmed
- Applications calling for 041C4246 or 41C4246 wire harness kit
- Compatible Chamberlain Group openers with matching connector layout and harness routing
Features & Specifications
| Feature / Specification | Details |
|---|
| Manufacturer | LiftMaster / Chamberlain |
| Product Type | Wire Harness Kit |
| Part Number | 41C4246 / 041C4246 |
| Application | Internal wire harness replacement |
| Compatible Operator Type | Select chain drive garage door openers |
| Typical Production Range | 1997 to 2005 |
| Notes | Verify connector layout and opener parts diagram. |
Also Known As / Related Part Numbers
These numbers and terms are commonly associated with this item. Related part numbers should be matched to the opener parts diagram before ordering.
- 41C4246
- 041C4246
- LiftMaster 41C4246
- Chamberlain 041C4246
- Wire harness kit
- Chain drive opener wire harness
Technician Note
If a wire harness has melted insulation, burn marks, or repeated failure, look for the cause before installing the new part. A shorted component, incorrect wiring, or power surge can damage a replacement harness.
Before Ordering, Confirm
- The opener is a compatible chain drive model made in the correct production range
- The original harness number or parts diagram calls for 41C4246
- Connector ends and routing match the original harness
- The logic board and internal terminals are not damaged
- Power is disconnected before removing the opener cover
Professional Advisory
This is an internal electrical component. Disconnect power before servicing the opener. If wiring damage involves line voltage, burned terminals, water intrusion, or unsafe operation, have the opener inspected by a qualified garage door technician.
Important Ordering Warnings
- Do not use this harness on belt drive or screw drive models unless the parts diagram specifically calls for it.
- The 1997 to 2005 production range matters; older or newer operators may use different harnesses.
- Similar connector shapes do not guarantee compatibility.
- A harness replacement will not fix a failed logic board or external wiring problem.
Questions & Answers
What openers use the LiftMaster 41C4246 harness?
The 41C4246 harness is used with select LiftMaster and Chamberlain chain drive garage door openers manufactured from 1997 to 2005.
Is 041C4246 the same part as 41C4246?
Yes. 041C4246 is the current formatted part number commonly associated with the older 41C4246 wire harness number.
Can a damaged harness stop the opener from working?
Yes. Broken, loose, or damaged internal wiring can interrupt signals or power flow, but the logic board, wall control, sensors, and external wiring should also be checked.
Does this fit belt drive openers?
It is listed for select chain drive openers. Belt drive models may use a different harness unless the parts diagram specifically calls for 41C4246.
What should I compare before ordering?
Compare the opener model, production date, original harness routing, connector ends, and parts diagram to make sure the harness is the correct one.
