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X-RSB120AU

X-RSB Series

High speed motorized rotary stages with built-in controllers

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X-RSB120AU

120 mm Diameter | Medium Torque | Motor Up

Starting Price: $3,534

Standard Lead Time: 1-5 Days

Purchase Options

Add KX14A accessory kit  (+ $173)

North America, 48 V. Powers multiple axes

  • 1 x PS14S-48V37: Power Supply, 48 V 3.75 A
  • 1 x X-DC02: Data Cable, 2 ft (0.6 m), X-Series Products
  • 1 x X-USBDC: USB to Serial Converter Cable, M8 Female Plug, X-Series Products

Total Price

$3,702 (USD) *

Add PTB2 accessory  (+ $5)

Power Supply Not Included

  • 1 x PTB2: Power Terminal Block, 2 Pin, 5 mm Pitch, for Custom Power Supply

Total Price

$3,534 (USD) *

* These are our direct prices in USD to customers in North America. If you are in Canada, click the Canadian flag icon at the top right of the page to see CAD prices. If you are in a country outside North America where we have an exclusive distributor, please check with the distributor for pricing. Distributor prices might be slightly higher to factor in shipping and import fees. Click here for a list of Zaber's Distributors.

Download Datasheet

X-RSB120AU Specifications

Microstep Size (Default Resolution) 0.005625° (98.173 µrad)
Built-in ControllerYes Icon
Range 360°
Accuracy (unidirectional) 0.28° (4.886000 mrad)
Repeatability < 0.001° (< 0.017 mrad)
Backlash < 0.25° (< 4.362 mrad)
Maximum Speed 3000°/s (500 rpm)
Minimum Speed 0.003434°/s (59.934 µrad/s)
Speed Resolution 0.003434°/s (59.934 µrad/s)
Encoder TypeNo Icon
Communication Interface RS-232
Communication Protocol Zaber ASCII (Default), Zaber Binary
Data Cable Connection Locking 4-pin M8
Maximum Continuous Torque 250 N⋅cm (354.0 oz⋅in)
Maximum Centered Load 500 N (112.1 lb)
Maximum Moment (Transverse) 2000 N⋅cm (2832.2 oz⋅in)
Stage Top Dimension 120 mm (4.724")
Radial Error Motion +/- 3 µm (+/- 0.000118")
Axial Error Motion < 3 µm (< 0.000118")
Tilt Error Motion +/- 0.0014° (+/- 24.43 µrad)
Bearing Plane Offset 20 mm (0.787")
Power Supply 24 - 48 VDC
Power Plug 2-pin Screw Terminal
Maximum Current Draw 2000 mA
Angular Motion Per Motor Rev 72°
Motor Steps Per Rev 200
Motor Type Stepper (2-phase)
Motor Rated Current 2100 mA/phase
Inductance 7.2 mH/phase
Default Resolution 1/64 of a step
Mechanical Drive System Synchronous belt
Limit or Home Sensing Magnetic home sensor
Manual ControlYes Icon
Axes of Motion 1
LED IndicatorsYes Icon
Mounting Interface Kinematic with M2.5 and M6 threaded holes
Operating Temperature Range 0 - 50 °C
CE CompliantYes Icon
Vacuum CompatibleNo Icon
Weight 2.04 kg (4.497 lb)

Specification Charts & Notes

Thrust or torque is a function of speed. The values given above are maximums. These values cannot both be achieved simultaneously (i.e. at maximum speed, the unit will not produce maximum thrust).

Torque Speed Performance

Typical Accuracy

Acceleration