Nachi Robotics SRA120EL-01

The Nachi SRA120EL-01 is a six-axis articulated industrial robot in the SRA series, configured as a long-arm spot-welding robot. It has a 120 kg payload, a 3,099 mm reach and ±0.15 mm position repeatability, and is floor mounted.

Source checked29/29 values · 2026-10-25Nachi RoboticsIndustrial robot
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120 kg payloadR 3,0996-AXIS ARMREPEATABILITY ±0.15 mm01,0002,000mmSRA120EL-01 · SIDE ELEVATIONReach envelope to scale · pose schematic
Payload
120kg
Reach
3,099mm
Repeatability
±0.15mm
Axes
6
Weight
985kg

Specification

1 source
Categoryindustrial robot
Operating temp min0 °C
Operating temp max45 °C

Joints

NameRange min (°)Range max (°)Max speed (°/s)
Axis 1-180180115
Axis 2-6060105
Axis 3-127.7150113
Axis 4-360360
Axis 5-135135
Axis 6-360360

Motion range per axis

arc = published range
Axis 1
-180° / 180°115°/s
Axis 2
-60° / 60°105°/s
Axis 3
-127.7° / 150°113°/s
Axis 4
720°
Axis 5
-135° / 135°
Axis 6
720°

Quick answers

What is the payload of the Nachi Robotics SRA120EL-01?
120 kg, per SRA120EL (nachirobotics.com).
What is the reach of the Nachi Robotics SRA120EL-01?
3099 mm, per SRA120EL (nachirobotics.com).
What is the repeatability of the Nachi Robotics SRA120EL-01?
±0.15 mm, per SRA120EL (nachirobotics.com).
How many axes does the Nachi Robotics SRA120EL-01 have?
6, per SRA120EL (nachirobotics.com).
How much does the Nachi Robotics SRA120EL-01 weigh?
985 kg, per SRA120EL (nachirobotics.com).

Study notes

  • The document's long-arm table lists SRA120EL-01, SRA133L-01 and SRA168L-01; this record uses the SRA120EL-01 column.
  • SRA series robots use Nachi FD controllers, which are not present in the reference controller list.
  • SRA120EL-01 allowable static load torque is 687 N·m on axes 4 and 5 and 353 N·m on axis 6.
  • SRA120EL-01 allowable moment of inertia is 60 kg·m² on axes 4 and 5 and 30 kg·m² on axis 6.
  • The table lists a forem "1" load of 45 kg (90 kg at maximum).
  • Sound level is stated as 79.6 dB(A) under JB-Z 873-1 (ISO 11201) at maximum payload and speed.
  • Applications listed are machine tending, material handling, palletizing, spot welding and dispensing.

Safety

  • Permitted installation height is not more than 1,000 m above sea level; use at higher altitude affects the permitted temperature.
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