041A7948 Product Details
The 041A7948 wire harness kit is an internal dual-light harness for select garage door opener motor heads. It is used when the original harness for the opener light circuit is damaged, missing, or being replaced during service.
Common Applications
Current LiftMaster references describe 041A7948 for use with various Chamberlain garage door openers that feature a dual light system. Use the opener model and replacement parts diagram to confirm this harness instead of choosing by appearance alone.
Features & Specifications
| Feature / Specification | Details |
|---|
| Manufacturer | LiftMaster / Chamberlain |
| Product Type | Dual light wire harness kit |
| Part Number | 041A7948 |
| Application | Internal garage door opener light harness replacement |
| Compatible Operator Type | Select residential Chamberlain dual-light garage door openers |
| Notes | Connector style, wire length, and routing must match the original harness |
Also Known As / Related Part Numbers
- 041A7948
- 41A7948
- Wire harness kit, dual light
Technician Note
Dead opener lights are not always caused by the harness. Before replacing it, check for damaged sockets, incorrect bulbs, failed relays on the logic board, or burned connector points.
Before Ordering
- Confirm the opener parts diagram calls for 041A7948.
- Compare the old harness connectors and wire routing.
- Use only with compatible dual-light opener heads.
- Inspect sockets and board terminals for heat damage.
- Disconnect power before removing the opener cover.
Professional Advisory
If wiring is brittle, melted, or repeatedly failing, the opener may have another electrical issue. Internal opener electrical work should be completed by a qualified garage door technician when damage is present.
Product Questions & Answers
What type of opener uses the 041A7948 harness?
It is used with select Chamberlain garage door openers that have a dual light system.
Is 041A7948 the same as every dual-light LiftMaster harness?
No. Several dual-light harnesses look similar, but connector style and routing can vary by model.
Can this part repair flickering opener lights?
It may help if the original harness is loose or damaged, but flickering can also come from bulbs, sockets, or board-related problems.
Does this harness include light sockets?
This listing is for the wire harness kit. Light sockets should be matched separately if the original sockets are damaged.
Why is the opener model number important for this part?
The model number confirms the correct replacement harness and helps avoid ordering a similar-looking part with the wrong connectors.
