Liftmaster 041C4246, WIRE HARNESS KIT
LiftMaster 041C4246 is a replacement internal wire harness kit used on select LiftMaster and Chamberlain chain drive residential garage door openers manufactured in the 1997-2005 range. The harness provides the factory connection path between internal opener components, so the exact connector style and wire routing are important. This kit is typically used when the original harness is damaged, brittle, cut, pinched under the cover, or no longer making a solid connection. It should be matched to the opener's drive type and parts diagram because similar-looking harnesses were used across chain drive, belt drive, and dual-light openers.
Compatible With
Common Compatible Models and Applications
- Various LiftMaster chain drive garage door openers manufactured approximately 1997-2005
- Various Chamberlain chain drive garage door openers manufactured approximately 1997-2005
- Openers where the parts diagram lists 041C4246 or 41C4246
Additional Model Families to Verify
- Select Sears Craftsman chain drive openers built by Chamberlain Group when the same harness is specified
- Older AC chain drive opener families with matching connector layout
Important Compatibility Notes
- For chain drive applications; do not confuse with belt drive harness 041C4253
- Not the same as dual-light harness 041B7418
- Connector shape and wire routing must match the original harness
Features and Specifications
| Feature / Specification | Details |
|---|
| Manufacturer | LiftMaster / Chamberlain Group |
| Product Type | Internal wire harness kit |
| Part Number | 041C4246 |
| Application | Garage door opener internal wiring repair |
| Compatible Operator Type | Select chain drive residential garage door openers |
| Approximate Generation | 1997-2005 |
| Related Number | 41C4246 |
| Notes | Match connector layout and parts diagram |
Also Known As / Related Part Numbers
- 041C4246
- 41C4246
- LiftMaster chain drive wire harness
- Chamberlain chain drive wire harness
Technician Note
If a harness has melted insulation or heat damage, find the cause before replacing it. A shorted accessory, damaged socket, failed board, or incorrect wiring can damage the replacement harness.
Before Ordering Checklist
- Confirm the opener is a chain drive model
- Check for 041C4246 or 41C4246 in the parts diagram
- Compare connectors and wire length to the original harness
- Inspect logic board terminals and light sockets
- Disconnect power before servicing the opener
Professional Advisory
Internal opener wiring should be handled carefully with power disconnected. If there is burning, arcing, water intrusion, or repeated electrical failure, use a qualified garage door technician.
Important Ordering Warnings
- Do not substitute belt drive or dual-light harnesses
- Do not splice damaged opener wiring to force a repair
- Not a replacement for external wall-control or safety-sensor wire
Product Questions and Answers
What type of opener uses 041C4246?
It is used on select LiftMaster and Chamberlain chain drive garage door openers, commonly from the 1997-2005 generation.
Is 041C4246 the same as 041C4253?
No. 041C4246 is associated with chain drive applications, while 041C4253 is associated with belt drive applications.
What should I compare before ordering?
Compare the old harness part number, connector ends, wire routing, and opener parts diagram.
Can a damaged harness cause intermittent operation?
Yes. A loose or damaged internal harness can cause unreliable electrical connections, but board or accessory problems can cause similar symptoms.
Is this the wire for wall controls or safety sensors?
No. This is an internal opener harness, not standard external low-voltage field wiring.
