Product details

RS04

Motors & Drives

RobStride Dynamics Co., Ltd.

RS04

About this product

RobStride 04 is an integrated QDD motor module combining a motor, electronic drive and planetary reduction. The manufacturer presents this exact model for robotic joints and other motion-control applications. Its current specification-summary values retain rated-speed and required aluminum heat-sink qualifications.

Model
RS04
Category
Motors & Drives, Components, Actuators & Joint Modules

Product family: RobStride RS integrated motor modules

Specifications & evidence

Source-backed claims. Configuration, workload and evidence type matter when comparing products.

Back-emf

16.9Vrms/rpm ±10% Vrms/krpm

Manufacturer specification

Configuration: RS04; Manufacturer claim; not independently verified. Exact RobStride 04 English productParameters data from the public manufacturer application bundle; captured as JavaScript data, not mislabeled as rendered HTML. All peak/RMS, speed and voltage qualifiers retained. Thermal setup is not specified for these web-only ratings.

RS00
{name:"Back-EMF",value:"16.9Vrms/rpm ±10%"}

Baud rate

1MbpS

Manufacturer specification

Configuration: RS04; Manufacturer claim; not independently verified. Exact RobStride 04 English productParameters data from the public manufacturer application bundle; captured as JavaScript data, not mislabeled as rendered HTML. All peak/RMS, speed and voltage qualifiers retained. Thermal setup is not specified for these web-only ratings.

RS00
{name:"Baud Rate",value:"1MbpS"}

Communication method

CAN / CAN FD

Manufacturer specification

Configuration: RS04; Manufacturer claim; not independently verified. Exact RobStride 04 English productParameters data from the public manufacturer application bundle; captured as JavaScript data, not mislabeled as rendered HTML. All peak/RMS, speed and voltage qualifiers retained. Thermal setup is not specified for these web-only ratings.

RS00
{name:"Communication Method",value:"CAN / CAN FD"}

Drive method

FOC

Reported claim

Configuration: RS04; Manufacturer claim; not independently verified. Common specification explicitly applies to the RS models enumerated by the manufacturer summary.

RS00
Drive method: FOC

Electrical terminal interface

XT30 + GH1.25

Manufacturer specification

Configuration: RS04; Manufacturer claim; not independently verified. Exact RobStride 04 English productParameters data from the public manufacturer application bundle; captured as JavaScript data, not mislabeled as rendered HTML. All peak/RMS, speed and voltage qualifiers retained. Thermal setup is not specified for these web-only ratings.

RS00
{name:"Electrical Terminal Interface",value:"XT30 + GH1.25"}

Encoder resolution

14bit

Manufacturer specification

Configuration: RS04; Manufacturer claim; not independently verified. Exact RobStride 04 English productParameters data from the public manufacturer application bundle; captured as JavaScript data, not mislabeled as rendered HTML. All peak/RMS, speed and voltage qualifiers retained. Thermal setup is not specified for these web-only ratings.

RS00
{name:"Encoder Resolution",value:"14bit"}

Encoder type

Dual magnetic encoder

Manufacturer specification

Configuration: RS04; Manufacturer claim; not independently verified. Exact RobStride 04 English productParameters data from the public manufacturer application bundle; captured as JavaScript data, not mislabeled as rendered HTML. All peak/RMS, speed and voltage qualifiers retained. Thermal setup is not specified for these web-only ratings.

RS00
{name:"Encoder Type",value:"Dual magnetic encoder"}

Flange hole location

35.86 x 9 x 9 mm (M5)

Manufacturer specification

Configuration: RS04; Manufacturer claim; not independently verified. Exact RobStride 04 English productParameters data from the public manufacturer application bundle; captured as JavaScript data, not mislabeled as rendered HTML. All peak/RMS, speed and voltage qualifiers retained. Thermal setup is not specified for these web-only ratings.

RS00
{name:"Flange Hole Location",value:"35.86 x 9 x 9 mm (M5) "}

Gear material

Machined steel

Reported claim

Configuration: RS04; Manufacturer claim; not independently verified. Common specification explicitly applies to the RS models enumerated by the manufacturer summary.

RS00
Gear material: machined steel

Inductance

0.211mH ± 10%

Manufacturer specification

Configuration: RS04; Manufacturer claim; not independently verified. Exact RobStride 04 English productParameters data from the public manufacturer application bundle; captured as JavaScript data, not mislabeled as rendered HTML. All peak/RMS, speed and voltage qualifiers retained. Thermal setup is not specified for these web-only ratings.

RS00
{name:"Inductance",value:"0.211mH ± 10%"}

Insulation class

Class B

Reported claim

Configuration: RS04; Manufacturer claim; not independently verified. Common specification explicitly applies to the RS models enumerated by the manufacturer summary.

RS00
Insulation class: Class B

Line resistance

0.16Ω ± 10%

Manufacturer specification

Configuration: RS04; Manufacturer claim; not independently verified. Exact RobStride 04 English productParameters data from the public manufacturer application bundle; captured as JavaScript data, not mislabeled as rendered HTML. All peak/RMS, speed and voltage qualifiers retained. Thermal setup is not specified for these web-only ratings.

RS00
{name:"Line Resistance",value:"0.16Ω ± 10%"}

Magnetic encoder count

2

Reported claim

Configuration: RS04; Manufacturer claim; not independently verified. Exact RS04 row in manufacturer2026-07-13 specification summary. Rated torque requires the aluminum heat-sink conditions in the source; do not treat it as an uncooled continuous rating.

RS00
RS04 120 N·m Integrated QDD Actuator ¥1199 40 N·m / 35 N·m @ 50 rpm¹ 120 N·m 48 V 15–60 V 200 rpm ±10% 1420 g ±20 g 9:1 2

Mechanical installation hole location

106 x 10 x 6 mm (M4)

Manufacturer specification

Configuration: RS04; Manufacturer claim; not independently verified. Exact RobStride 04 English productParameters data from the public manufacturer application bundle; captured as JavaScript data, not mislabeled as rendered HTML. All peak/RMS, speed and voltage qualifiers retained. Thermal setup is not specified for these web-only ratings.

RS00
{name:"Mechanical Installation Hole Location",value:"106 x 10 x 6 mm (M4)"}

No-load speed

200 rpm ±10%

Reported claim

Configuration: RS04; Manufacturer claim; not independently verified. Exact RS04 row in manufacturer2026-07-13 specification summary. Rated torque requires the aluminum heat-sink conditions in the source; do not treat it as an uncooled continuous rating.

RS00
RS04 120 N·m Integrated QDD Actuator ¥1199 40 N·m / 35 N·m @ 50 rpm¹ 120 N·m 48 V 15–60 V 200 rpm ±10% 1420 g ±20 g 9:1 2

Operating humidity

5–85%

Reported claim

Configuration: RS04; Manufacturer claim; not independently verified. Common specification explicitly applies to the RS models enumerated by the manufacturer summary.

RS00
Operating humidity: 5–85%

Operating temperature

-20–50 ℃ °C

Reported claim

Configuration: RS04; Manufacturer claim; not independently verified. Common specification explicitly applies to the RS models enumerated by the manufacturer summary.

RS00
Operating temperature: -20–50 ℃

Peak torque

120 N·m

Reported claim

Configuration: RS04; Manufacturer claim; not independently verified. Exact RS04 row in manufacturer2026-07-13 specification summary. Rated torque requires the aluminum heat-sink conditions in the source; do not treat it as an uncooled continuous rating.

RS00
RS04 120 N·m Integrated QDD Actuator ¥1199 40 N·m / 35 N·m @ 50 rpm¹ 120 N·m 48 V 15–60 V 200 rpm ±10% 1420 g ±20 g 9:1 2

Phases

3

Reported claim

Configuration: RS04; Manufacturer claim; not independently verified. Common specification explicitly applies to the RS models enumerated by the manufacturer summary.

RS00
Phases: 3

Poles

42

Manufacturer specification

Configuration: RS04; Manufacturer claim; not independently verified. Exact RobStride 04 English productParameters data from the public manufacturer application bundle; captured as JavaScript data, not mislabeled as rendered HTML. All peak/RMS, speed and voltage qualifiers retained. Thermal setup is not specified for these web-only ratings.

RS00
{name:"Poles",value:"42"}

Rated torque

40 N·m / 35 N·m @ 50 rpm¹

Reported claim

Configuration: RS04; Manufacturer claim; not independently verified. Exact RS04 row in manufacturer2026-07-13 specification summary. Rated torque requires the aluminum heat-sink conditions in the source; do not treat it as an uncooled continuous rating.40N·m with345×345mm aluminum heat sink,35N·m with220×200mm aluminum heat sink; source row specifies50rpm.

RS00
¹ The RS04 rated torque is 40 N·m with a 345 mm × 345 mm aluminum heat sink, or 35 N·m with a 220 mm × 200 mm aluminum heat sink.

Rated voltage

48 V

Reported claim

Configuration: RS04; Manufacturer claim; not independently verified. Exact RS04 row in manufacturer2026-07-13 specification summary. Rated torque requires the aluminum heat-sink conditions in the source; do not treat it as an uncooled continuous rating.

RS00
RS04 120 N·m Integrated QDD Actuator ¥1199 40 N·m / 35 N·m @ 50 rpm¹ 120 N·m 48 V 15–60 V 200 rpm ±10% 1420 g ±20 g 9:1 2

Reduction ratio

9:1

Reported claim

Configuration: RS04; Manufacturer claim; not independently verified. Exact RS04 row in manufacturer2026-07-13 specification summary. Rated torque requires the aluminum heat-sink conditions in the source; do not treat it as an uncooled continuous rating.

RS00
RS04 120 N·m Integrated QDD Actuator ¥1199 40 N·m / 35 N·m @ 50 rpm¹ 120 N·m 48 V 15–60 V 200 rpm ±10% 1420 g ±20 g 9:1 2

Running direction

CW/CCW

Reported claim

Configuration: RS04; Manufacturer claim; not independently verified. Common specification explicitly applies to the RS models enumerated by the manufacturer summary.

RS00
Running direction: CW/CCW

Size

120 x 120 x 56 mm

Manufacturer specification

Configuration: RS04; Manufacturer claim; not independently verified. Exact RobStride 04 English productParameters data from the public manufacturer application bundle; captured as JavaScript data, not mislabeled as rendered HTML. All peak/RMS, speed and voltage qualifiers retained. Thermal setup is not specified for these web-only ratings.

RS00
{name:"Size",value:"120 x 120 x 56 mm"}

Storage temperature

-30–70 ℃ °C

Reported claim

Configuration: RS04; Manufacturer claim; not independently verified. Common specification explicitly applies to the RS models enumerated by the manufacturer summary.

RS00
Storage temperature: -30–70 ℃

Torque constant

2.1N.m/Arms N·m/Arms

Manufacturer specification

Configuration: RS04; Manufacturer claim; not independently verified. Exact RobStride 04 English productParameters data from the public manufacturer application bundle; captured as JavaScript data, not mislabeled as rendered HTML. All peak/RMS, speed and voltage qualifiers retained. Thermal setup is not specified for these web-only ratings.

RS00
{name:"Torque Constant",value:"2.1N.m/Arms"}

Voltage range

15–60 V

Reported claim

Configuration: RS04; Manufacturer claim; not independently verified. Exact RS04 row in manufacturer2026-07-13 specification summary. Rated torque requires the aluminum heat-sink conditions in the source; do not treat it as an uncooled continuous rating.

RS00
RS04 120 N·m Integrated QDD Actuator ¥1199 40 N·m / 35 N·m @ 50 rpm¹ 120 N·m 48 V 15–60 V 200 rpm ±10% 1420 g ±20 g 9:1 2

Weight

1420 g ±20 g

Reported claim

Configuration: RS04; Manufacturer claim; not independently verified. Exact RS04 row in manufacturer2026-07-13 specification summary. Rated torque requires the aluminum heat-sink conditions in the source; do not treat it as an uncooled continuous rating.

RS00
RS04 120 N·m Integrated QDD Actuator ¥1199 40 N·m / 35 N·m @ 50 rpm¹ 120 N·m 48 V 15–60 V 200 rpm ±10% 1420 g ±20 g 9:1 2

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