MyActuator RMD-FL-85-13-500 Frameless Inner-Rotor Motor
MyActuator · MPN RMD-FL-85-13-500 · Maglev ID mo-myactuator-rmd-fl-85-13-500
CN Maker in China, factory not confirmed unknown VERIFIED
85 mm inner-rotor frameless kit with 52 mm rotor bore for shoulder or hip joints driven through a harmonic or planetary reducer.
Specifications
| Peak torque | 3.9 Nm |
|---|---|
| Continuous torque | 1.3 Nm rated |
| Outer diameter | 85 mm stator OD |
| Axial length | 25 mm (stator height per drawing) |
| Voltage | 48 V |
| Mass | 460 g |
| Rated current | 9.4 A |
| Peak current | 28.2 A |
| Torque constant | 0.14 Nm/A |
| Rotor bore | 52 mm |
| Sensor | Hall+INC |
Who makes it
MakerMyActuator (Suzhou Micro Actuator Technology Co., Ltd.)
Based inChina
RoleBrand owner
MyActuator is in Maglev's actuator benchmark pool as CN003 (Kunshan/Suzhou, Dongguan manufacturing center, Fremont USA branch).
Landed cost in the US
CN
41.5%
TW
10%
VN
16.5%
IN
14%
JP
12.5%
KR
12.5%
DE
10%
MX
14%
US
0%
Total US duty on this part by where it is made (2026-10-29). Mexico shown before USMCA preference; qualifying goods enter duty free. Your factory choice, not the shipping port, sets the origin.
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Compliance
| HTS classification | 8501.31.40.00 typical, not a ruling |
|---|---|
| NDAA | unknown |
| Blue UAS | unknown |
| FCC | n/a |
Sources
- https://www.myactuator.com/fl-85-13detailsofficial spec sheet image: installation drawing and parameters
- https://www.robotshop.com/products/myactuator-rmd-fl-85-13-500-bldc-inner-rotor-frameless-motorprice and stock (RobotShop)
Record confidence: VERIFIED. VERIFIED means the maker's own documents; REPORTED means a credible third party; UNVERIFIED means a single weak source. Anything we could not confirm says unknown.