1 4
Hobber

Hobber HAT/HATF-25 Actuator

$3,100.00
Version
Brake
Gear Ratio

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Product Information


Application Scenarios

Humanoid Robots
Robotic Arms
Exoskeletons
Quadruped Robots
AGV Vehicles
ARU Robots

Technical Specifications

Parameter Value
Gear Ratio
Gear Ratio 51 / 81 / 101 / 121 / 161
AC 220V Ratings
Peak Torque (AC) 121 N.m (51) / 169 N.m (81) / 194 N.m (101) / 207 N.m (121) / 217 N.m (161)
Rated Torque (AC) 68.5 N.m (51) / 107 N.m (81) / 133 N.m (101) / 133 N.m (121) / 133 N.m (161)
Maximum Speed (AC) 94 rpm (51) / 59 rpm (81) / 48 rpm (101) / 40 rpm (121) / 30 rpm (161)
Rated Speed (AC) 49 rpm (51) / 31 rpm (81) / 25 rpm (101) / 21 rpm (121) / 16 rpm (161)
Maximum Current (AC) 6.90 Amps (51) / 6.07 Amps (81) / 5.58 Amps (101) / 4.97 Amps (121) / 3.92 Amps (161)
Rated Current (AC) 3.90 Amps (51) / 3.84 Amps (81) / 3.83 Amps (101) / 3.20 Amps (121) / 2.40 Amps (161)
Torque Constant (AC) 17.54 N.m/Amps (51) / 27.86 N.m/Amps (81) / 34.74 N.m/Amps (101) / 41.62 N.m/Amps (121) / 55.38 N.m/Amps (161)
Motor Phase‑to‑Phase Resistance (AC) 3.55 Ohms (20°C)
Motor Phase‑to‑Phase Inductance (AC) 10 mH
Motor Back‑EMF Constant (AC) 40 Vrms/krpm
DC 48V Ratings
Peak Torque (DC) 121 N.m (51) / 169 N.m (81) / 194 N.m (101) / 207 N.m (121) / 217 N.m (161)
Rated Torque (DC) 64 N.m (51) / 100 N.m (81) / 125 N.m (101) / 133 N.m (121) / 133 N.m (161)
Maximum Speed (DC) 69 rpm (51) / 43 rpm (81) / 35 rpm (101) / 29 rpm (121) / 22 rpm (161)
Rated Speed (DC) 49 rpm (51) / 31 rpm (81) / 25 rpm (101) / 21 rpm (121) / 16 rpm (161)
Maximum Current (DC) 26.96 Amps (51) / 23.71 Amps (81) / 21.83 Amps (101) / 19.44 Amps (121) / 15.32 Amps (161)
Rated Current (DC) 14.26 Amps (51) / 14.03 Amps (81) / 14.06 Amps (101) / 12.49 Amps (121) / 9.39 Amps (161)
Torque Constant (DC) 4.49 N.m/Amps (51) / 7.13 N.m/Amps (81) / 8.89 N.m/Amps (101) / 10.65 N.m/Amps (121) / 14.17 N.m/Amps (161)
Motor Phase‑to‑Phase Resistance (DC) 0.13 Ohms (20°C)
Motor Phase‑to‑Phase Inductance (DC) 0.36 mH
Motor Back‑EMF Constant (DC) 10.5 Vrms/krpm
Encoder & Positioning
Encoder Type Absolute Encoder
Encoder Resolution (Per Revolution) 2^23 (8,388,608) or 2^17 (131,072) bit
Encoder Multi-Revolution Counter 2^16 (65,536) bit
Unidirectional Positioning Accuracy ≤60 Arcsec (51) / ≤50 Arcsec (81) / ≤50 Arcsec (101) / ≤40 Arcsec (121) / ≤40 Arcsec (161)
Repeat Positioning Accuracy ≤10 Arcsec (all ratios) — Default values, customizable to ≤15 Arcsec upon request
Mechanical Properties
Tilt Stiffness 38 × 10^4 N.m/rad
Torsional Stiffness 3.4 × 10^4 N.m/rad (51/81) / 4.6 × 10^4 N.m/rad (101/121/161)
Rotor Moment of Inertia (Without Brake) 2.1 × 10⁻⁴ kg·m²
Rotor Moment of Inertia (With Brake) 2.2 × 10⁻⁴ kg·m²
Mass (Without Brake) 3.6 Kg
Mass (With Brake) 4.2 Kg
Number of Motor Poles 16
Ambient Conditions
Ambient Conditions Operating temp: 0~40°C / Storage: ‑20~60°C / Humidity: 20~80% RH (non‑condensing) / Vibration: 24.5 m/s² (10~400 Hz) / Free from dust, metal particles, corrosive/flammable gases, oil mist / Indoor use, avoid direct sunlight / Altitude below 1000 m
Safety & Insulation
Safety Certification CE certified
Insulation Resistance 100 MΩ or higher (DC 500 V)
Dielectric Strength AC 1500 V / 1 min
Insulation Class Class F
Protection Rating
Protection Rating Fully enclosed type (IP65)