HARDWARE / PRODUCTAdded 23 Aug 2026

RH Mini Actuator

Harmonic Drive
RH Mini Actuator

The RH Mini Series is a DC servo actuator that incorporates Harmonic Drive® precision gears, a high-performance brush DC servomotor, and an incremental encoder.

Key figurescomparable across the catalogue

Mass
0.09 kg

Normalised to common units so this product can be compared with others in its category. The supplier's own wording is below.

As published by the supplier

Mass
0.09 kg (RH-5A)
Mass (2)
0.3 kg (RH-8D)
Mass (3)
0.5 kg (RH-11D)
Mass (4)
0.77 kg (RH-14D)
Maximum momentary torque (RH-5A)
0.39 N·m
Rated torque (RH-5A)
0.16 N·m
Max. rotational speed (RH-5A)
180 rpm
Rated rotational speed (RH-5A)
88 rpm

About

The RH Mini Series is a DC servo actuator designed for highly demanding industrial servo systems. It integrates Harmonic Drive® precision gears, a high-performance brush DC servomotor, and an incremental encoder to provide precision motion control and high torque capacity in very compact packages. Key features include zero backlash, high torque, high positional accuracy, and a compact, lightweight design. It also boasts high power, high precision bearings, and high stiffness, making it suitable for applications requiring robust and accurate motion control. The series is available in various sizes (5, 8, 11, 14) and offers options for encoder resolution and output type.

Documentation

Need the full ICD, test reports or a specific revision? Ask the supplier directly.

Source: www.harmonicdrive.net ↗

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