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Small cylindrical DC motor with output shaft and wire connector

LAHDEK

LAHDEK Replacement Motor 6V 60Gcm 2200rpm for Xiaomi Mijia Roborock S50 S51

SKU CH-P2M7-C6F68

Replacement motor for Xiaomi Mijia Roborock S50 and S51 laser distance sensors, delivering 60 G·cm torque at 2200 rpm from 6 V DC

  • Compatible with Xiaomi Mijia and Roborock S50 S51
  • 6 V DC motor delivers 60 g·cm torque for reliable sensor drive
  • 2 200 rpm at maximum efficiency keeps laser distance unit spinning smoothly
  • 70 mA maximum efficiency current reduces power draw during operation
  • Brand-new replacement part restores original vacuum navigation performance

Compatible Laser-Distance Motor

This 6 V DC motor is built as a direct replacement for the laser distance sensor assembly in Xiaomi Mijia Roborock S50 and S51 robotic vacuum cleaners. It delivers 60 g·cm of torque at a maximum efficiency speed of 2200 rpm. The unit is supplied new and ready for home DIY installation.

Electrical Operating Limits

The motor draws a starting current of 0.35 A and settles to a maximum efficiency current of 70 mA while producing 10 g·cm of torque at peak efficiency. Operation outside the specified 6 V supply or the listed current range is not supported by the manufacturer data. No other voltage or speed ratings are provided.

Pre-Installation Checks

Verify that your robotic vacuum is a Xiaomi Mijia Roborock S50 or S51 before ordering, as fitment for other models is not confirmed. Confirm the existing laser distance sensor uses a plug-in power cord compatible with this motor. The package contains only the motor; no mounting hardware or additional connectors are included.

Highlights

  • Compatible with Xiaomi Mijia and Roborock S50 S51
  • 6 V DC motor delivers 60 g·cm torque for reliable sensor drive
  • 2 200 rpm at maximum efficiency keeps laser distance unit spinning smoothly
  • 70 mA maximum efficiency current reduces power draw during operation
  • Brand-new replacement part restores original vacuum navigation performance

Specifications

No published specifications for this item yet.

Questions about this item

Should I pick this motor for my S50 or S51 model?

This motor is compatible with both Xiaomi Mijia Roborock S50 and S51 units.

What does the 2200 rpm rating mean for my vacuum's laser sensor?

At maximum efficiency the motor spins at 2200 rpm, driving the laser distance sensor at its intended speed.

Does the 6 V DC spec limit which power board I can use?

The motor requires a 6 V DC supply; your robot's original laser sensor board already provides this voltage.

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