LiftMaster K71-10345 RPM Sensor Board for MT Commercial Operators
The LiftMaster K71-10345 is an RPM sensor board for select MT commercial door operators. It helps the operator monitor motor speed and movement feedback during operation.
Compatibility and Application
This sensor board is commonly listed for LiftMaster MT commercial door operator applications and commercial door operator electrical boxes. Match by part number and MT parts diagram before ordering.
Features and Specifications
| Feature / Specification | Details |
|---|
| Manufacturer | LiftMaster |
| Product Type | RPM sensor board |
| Part Number | K71-10345 |
| Application | Motor RPM sensing and movement feedback |
| Compatible Operator Type | Select LiftMaster MT commercial door operators |
| Electrical Function | Monitors motor revolutions per minute for operator control feedback |
| Notes | Not a receiver logic board or universal control board |
| Related Numbers | 71-10345, 7110345, 001A5834 |
Also Known As / Related Part Numbers
- K71-10345
- 71-10345
- 7110345
- 001A5834
- RPM sensor board MT only
Technician Note
RPM sensor complaints can be caused by the board, but also by wiring, connector problems, motor issues, limit problems, or operator control faults. Diagnose the complete system before replacing parts.
Before Ordering
- Confirm the operator is a LiftMaster MT commercial operator.
- Match K71-10345 against the original sensor board or parts diagram.
- Check the sensor harness and connector for damage.
- Confirm the fault is not caused by motor, brake, limit, or power issues.
- Plan for testing door travel and operator response after replacement.
Professional Advisory
Commercial operator electrical boxes can contain hazardous voltage. Diagnosis and replacement should be handled by a qualified commercial door technician.
Product Questions and Answers
What does the K71-10345 board do?
It provides RPM sensing feedback so the MT operator control system can monitor motor movement.
Is K71-10345 only for MT operators?
It is commonly listed as an MT-only RPM sensor board. Confirm the exact operator parts diagram before ordering.
Is this a radio receiver board?
No. It is an RPM sensor board, not a remote-control receiver or main residential logic board.
What other part numbers may be related?
Common related numbers include 71-10345, 7110345, and 001A5834.
Should I replace this board for every movement problem?
No. Movement faults should be diagnosed with wiring, motor, brake, limits, power, and control-board condition before replacing the sensor.
