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FANUC SR-20iA

The FANUC SR-20iA is a 4-axis SCARA robot with a 20 kg maximum wrist load and a 1100 mm reach. It is used for assembly and packaging tasks and is compatible with the R-30iB Compact Plus controller. Cables and pipes are routed internally, and I/O, 24 VDC, solenoid valves and air lines are integrated in the arm.

Source checked19/19 values · 2026-10-25FANUCScara robot
Hover to measure reach
R 1,100 mmPAYLOAD 20 kg1 mm = 0.13999999999999999 pxSR-20iA · TOP VIEWReach to scale · J1 ±145°
Payload
20kg
Reach
1,100mm
IP rating
IP20
Axes
4
Weight
64kg

Specification

2 sources
Categoryscara robot

Joints

NameRange min (°)Range max (°)Max speed (°/s)
J1-145145440
J2-145145500
J4-7207201,700

Motion range per axis

arc = published range
J1
-145° / 145°440°/s
J2
-145° / 145°500°/s
J4
1,440°1,700°/s

Quick answers

What is the payload of the FANUC SR-20iA?
20 kg, per SR-20iA (fanucamerica.com).
What is the reach of the FANUC SR-20iA?
1100 mm, per SR-20iA (fanucamerica.com).
How many axes does the FANUC SR-20iA have?
4, per SR-20iA (fanucamerica.com).
How much does the FANUC SR-20iA weigh?
64 kg, per SR-20iA (fanucamerica.com).
What is the IP rating of the FANUC SR-20iA?
IP20, per SR-20iA (fanucamerica.com).

Study notes

  • Controller series is R-30iB Plus.
  • Repeatability is ±0.020 mm on J1 and J2, ±0.01 mm on J3, and ±0.005° on J4.
  • J3 is a linear axis with 300 mm standard stroke (450 mm option) and 2800 mm/s maximum speed.
  • J4 allowable inertia is 0.45 kg·m²; push force is 250 N.
  • Internally routed cables/pipes; I/O, 24 VDC, solenoid valves and air lines are integrated in the arm.
  • Programming uses the iRProgrammer web interface; an optional teach pendant is available.
  • The R-30iB Compact Plus controller supports iRVision, iRPickTool and conveyor tracking.
  • Food-grade and washdown environmental options are available for the SR-20iA.
  • IP65 environmental option is available.
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