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Epson Robots

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SCARA 🇯🇵Japan ✓ Verified specs

Epson Robots

LS20-B

Epson's 20 kg heavy-payload SCARA with 800–1000 mm reach, featuring Residual Vibration Technology and an RC90-B controller. Suited for high-throughput palletizing, kitting, and large-part assembly.

Partial · 46%

Payload

20 kg

Reach

800 mm

Repeatability

±0.025 mm

Full specifications

Performance

How much it lifts, how far it reaches, how precisely it repeats.

Payload

Maximum mass the robot can carry at the wrist flange, including the gripper/tool. Higher means it can handle heavier parts.

20 kg
88th pct in class
Reach

Maximum horizontal distance from the base axis to the wrist — defines the size of the work area. Higher means a larger envelope.

800 mm
69th pct in class
Repeatability

How close the robot returns to the same taught point on repeated tries (ISO 9283, ±). Lower is better — tighter precision.

0.025 mm
4th pct in class
Axes (DOF)

Number of independently driven joints / degrees of freedom. 6 is standard for articulated arms; 4 for SCARA/palletizers; 7 adds elbow redundancy.

4

Physical

Size, mass and how it mounts.

Robot weight

Mass of the manipulator (arm) without controller. Lighter eases mounting and mobile use; heavier often means stiffer/higher payload.

48 kg
Mounting

Orientations the robot can be installed in (floor, ceiling/inverted, wall, tilted, mobile base).

floor

Power & controller

Electrical supply and the control cabinet that drives it.

Power supply

Required input voltage / phase for the controller.

AC 200-240 V Single Phase
Power draw

Typical operating power consumption. Lower is more efficient.

2,400 W
0th pct in class
Controller

The control cabinet / unit that runs the robot.

RC90-B

Environment

Conditions it can operate in — dust, water, temperature, cleanliness.

IP rating (arm)

Ingress protection of the body against dust/water (IEC 60529). First digit = dust, second = water. Higher resists harsher environments.

IP20
0th pct in class
Operating temp

Ambient temperature range for normal operation.

5 to 40 °C

Safety

Standards met and collaborative-operation capability.

Collaborative

Whether the robot is designed to work safely next to people without fencing (power-and-force-limited).

No
Safety standards

Certified safety standards (ISO 10218-1, ISO/TS 15066) and functional-safety level (PLd/PLe, SIL2/3).

ISO 10218-1

Control & software

Programming, languages and ecosystem.

Programming

How the robot is taught: pendant, hand-guiding (lead-through), block/flow-chart, scripting, offline simulation.

teach-pendant, offline-sim
Languages

Native robot programming language(s) — e.g. KRL (KUKA), RAPID (ABB), URScript (UR), INFORM (Yaskawa).

SPEL+
Offline programming

Whether programs can be built and validated offline in a digital twin before deployment.

Yes

Connectivity & I/O

Signals, fieldbuses and tooling interfaces.

Fieldbus

Industrial networks supported for PLC/cell integration (PROFINET, EtherNet/IP, EtherCAT, Modbus TCP, CC-Link, etc.).

PROFINET, EtherNet/IP, EtherCAT

Specifications sourced from Epson Robots official datasheet ↗. Specs last verified 2026-06-23.

Frequently asked questions

What is the payload of the Epson Robots LS20-B? +

The Epson Robots LS20-B has a maximum payload of 20 kg.

What is the reach of the Epson Robots LS20-B? +

The Epson Robots LS20-B has a maximum reach of 800 mm (0.80 m).

What is the repeatability of the Epson Robots LS20-B? +

The Epson Robots LS20-B has a pose repeatability of ±0.025 mm (ISO 9283), making it highly accurate for precision work.

How many axes does the Epson Robots LS20-B have? +

The Epson Robots LS20-B is a 4-axis scara robot.

What is the Epson Robots LS20-B used for? +

The Epson Robots LS20-B is typically used for assembly, pick-and-place, palletizing, machine-tending.

What controller does the Epson Robots LS20-B use? +

The Epson Robots LS20-B runs on the RC90-B controller.

What is the IP rating of the Epson Robots LS20-B? +

The Epson Robots LS20-B arm carries an IP20 ingress-protection rating.

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