Chamberlain 2C494-2, 2C494-1, 41C494-2 Wall Control Panel Liftmaster 041C0494-1
The 041C0494-2 wall control panel is a low-voltage interior wall station used to operate select Chamberlain, LiftMaster, and related Craftsman residential garage door openers from the older Security+ generation. Depending on the exact version, this control family may include a main door-control button and related light or lock functions that communicate with the opener through the wall control wiring. It is commonly replaced when the button is physically worn, the plastic housing is damaged, the opener only responds intermittently from the wall, or light/lock features stop working. Correct compatibility matters because newer Security+ 2.0 openers, many smart wall controls, and some basic push-button circuits use different control logic. Similar-looking wall controls may connect to the same two low-voltage wires but still not communicate properly with the opener.
Compatible With
- Select Chamberlain residential garage door openers using the older Security+ wall control platform
- Select LiftMaster residential garage door openers using the older Security+ wall control platform
- Select Craftsman / Sears residential garage door openers from the same Chamberlain-manufactured platform where the parts diagram lists the matching wall control
- Openers originally using 41C494-1, 041C0494-1, 41A5273-8, or closely related 2C494 wall control references
- Not for LiftMaster Security+ 2.0 yellow learn button models unless a parts diagram specifically confirms compatibility
Features and Specifications
| Manufacturer | LiftMaster / Chamberlain |
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| Product Type | Wall control panel |
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| Part Number | 041C0494-2 / 41C494-2 family |
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| Application | Residential garage door opener wall station replacement |
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| Compatible Operator Type | Select older Security+ Chamberlain, LiftMaster, and Craftsman residential garage door openers |
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| Security Technology | Older Security+ style applications; not Security+ 2.0 yellow learn button units |
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| Wiring | Low-voltage wall control wiring |
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| Notes | Suffix and related 2C494 numbers should be matched to the original part |
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Also Known As / Related Part Numbers
- 041C0494-1
- 41C0494-1
- 41C494-1
- 41A5273-8
- 2C494-1
- 2C494-2
- 041C0494-2
- 41C494-2
- Chamberlain wall control panel
- LiftMaster wall control panel
- Security+ wall control panel
- Related service/control numbers may vary by production version
Technician Note
When troubleshooting a wall station, separate the wall control from the wall-control wiring. A shorted wire, loose terminal, or damaged opener logic board can mimic a bad button. If a new wall control does not correct the symptom, inspect the wiring run and opener terminals before replacing more parts.
Before Ordering Checklist
- Match the original wall control number or the opener parts diagram.
- Confirm the opener is an older compatible Security+ style unit, not a newer Security+ 2.0 yellow learn button opener.
- Inspect low-voltage wall control wiring for staples, shorts, corrosion, or loose terminal screws.
- Confirm the opener operates normally from a compatible remote before assuming the wall control is the only issue.
- Compare the button style and functions needed, such as door control, light control, or lock function.
Professional Advisory
Wall controls use low-voltage wiring, but the garage door opener is still a powered moving machine. Disconnect power before servicing, and have a technician inspect the system if the door reverses incorrectly, moves unexpectedly, or has damaged safety sensors.
Important Ordering Warnings
- Not compatible with most newer Security+ 2.0 yellow learn button openers.
- Do not assume all two-wire wall controls are interchangeable.
- If the opener moves by itself or ignores safety reversal, stop using the operator and have it inspected.
Product Questions and Answers
Is 041C0494-2 the same as every 041C0494 wall control?
No. The 041C0494 family includes closely related wall control versions, but suffixes and related casting numbers can matter. Match the original part number and the opener's parts diagram before substituting.
What opener technology does this wall control fit?
It is commonly associated with select older Security+ residential garage door openers from Chamberlain, LiftMaster, and Craftsman. It should not be used as a yellow learn button Security+ 2.0 wall control replacement.
Why does the product title show 2C494-1 and 2C494-2?
Those are commonly referenced related numbers for this wall control family. They are useful when matching an old button assembly, but they should still be checked against the opener model and original part.
Can a bad wall control keep the garage door opener light on?
It can. A stuck light button, damaged wall station, shorted wall control wire, or control board problem can affect light behavior. If the symptom continues with the wall control disconnected, the problem may be elsewhere.
Should this part be installed by a homeowner or technician?
Low-voltage wall control replacement is usually straightforward, but a technician should inspect the opener if there are damaged wires, burned terminals, erratic movement, or any safety reverse problems.
