Edition 2020 Feb. 18
Micro Planetary Gearheads
0,88 mNm
For combination with Brushless DC-Motors
Series 03A
Housing material 03Aplastic
Geartrain material steel
Recommended max. input speed for:
– continuous operation 15 000 min-1
Backlash, at no-load ≤ 4 °
Bearings on output shaft bronze
Shaft load, max.:
– radial (2 mm from mounting face) ≤ 0,1 N
– axial ≤ 0,2 N
Shaft press fit force, max. ≤ 1 N
Shaft play
– radial (2 mm from mounting face) ≤ 0,07 mm
– axial ≤ 0,15 mm
Operating temperature range - 20 ... + 60 °C
03A
ø0,8 ø3,4
3±0,5
±0,002
L2±0,2 L1±0,3
For more combinations see table.
Example of combination with 0308...B.
Scale enlarged Note: These gearheads are available only with motors mounted.
For notes on technical data and lifetime performance
refer to “Technical Information”. © DR. FRITZ FAULHABER GMBH & CO. KG
Specifications subject to change without notice.
Technical data
Number of gear stages 2 3
Continuous torque mNm 0,28 0,88
Intermittent torque mNm 0,42 1,32
Mass without motor, ca. g 0,2 0,18
Efficiency, max. - -
Direction of rotation, drive to output = = Reduction ratio
(exact) 25:1 125:1
L2 [mm] = length without motor 6,0 6,0
L1 [mm] = length with motor 0308A...B 12,6 12,6
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