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field · keyvaluesource sentencesourceEvidenceRetrieved · Changed
Reduction ratioreduction_ratio
value
51 / 81 / 101 / 121
source sentenceGear Ratio 51 / 81 / 101 / 121
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Peak torquepeak_torque
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
100 N.m (51) / 158 N.m (81) / 195 N.m (101) / 235 N.m (121)
source sentencePeak Torque 100 N.m (51) / 158 N.m (81) / 195 N.m (101) / 235 N.m (121)
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Rated torquerated_torque
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
54 N.m (51) / 85 N.m (81) / 106 N.m (101) / 127 N.m (121)
source sentenceRated Torque 54 N.m (51) / 85 N.m (81) / 106 N.m (101) / 127 N.m (121)
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Max speedmax_speed
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
78 rpm (51) / 49 rpm (81) / 40 rpm (101) / 33 rpm (121)
source sentenceMaximum Speed 78 rpm (51) / 49 rpm (81) / 40 rpm (101) / 33 rpm (121)
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Rated speedrated_speed
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
59 rpm (51) / 37 rpm (81) / 30 rpm (101) / 25 rpm (121)
source sentenceRated Speed 59 rpm (51) / 37 rpm (81) / 30 rpm (101) / 25 rpm (121)
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Peak currentpeak_current
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
27.98 Arms (51) / 27.84 Arms (81) / 27.55 Arms (101) / 27.72 Arms (121)
source sentenceMaximum Current 27.98 Arms (51) / 27.84 Arms (81) / 27.55 Arms (101) / 27.72 Arms (121)
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Rated currentrated_current
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
14.05 Arms (51) / 13.93 Arms (81) / 13.93 Arms (101) / 13.93 Arms (121)
source sentenceRated Current 14.05 Arms (51) / 13.93 Arms (81) / 13.93 Arms (101) / 13.93 Arms (121)
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Torque constanttorque_constant
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
3.84 N.m/Arms (51) / 6.10 N.m/Arms (81) / 7.61 N.m/Arms (101) / 9.12 N.m/Arms (121)
source sentenceTorque Constant 3.84 N.m/Arms (51) / 6.10 N.m/Arms (81) / 7.61 N.m/Arms (101) / 9.12 N.m/Arms (121)
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Encoder typeencoder_type
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
Absolute BISS‑C Protocol
source sentenceEncoder Type Absolute BISS‑C Protocol
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Encoder resolutionencoder_resolution
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
Single‑turn 2° (1048576), Multi‑turn 2° (4096)
source sentenceEncoder Resolution (Output) Single‑turn 2° (1048576), Multi‑turn 2° (4096)
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Torsional stiffnesstorsional_stiffness
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
3.4 × 10⁶ N.m/rad (51/81) / 4.6 × 10⁶ N.m/rad (101/121)
source sentenceTorsional Stiffness 3.4 × 10⁶ N.m/rad (51/81) / 4.6 × 10⁶ N.m/rad (101/121)
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Weightweight
valuemeasured at With or without brake without brake · Reduction ratio 51 / 81 / 101 / 121
as printed 2.43 Kg2.43 kg
source sentenceMass (Without Brake) 2.43 Kg
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Weightweight
valuemeasured at With or without brake with brake · Reduction ratio 51 / 81 / 101 / 121
as printed 2.54 Kg2.54 kg
source sentenceMass (With Brake) 2.54 Kg
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Sampling ratesampling_rate
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
8k kHz
source sentenceSampling Frequency 8k kHz
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Protocolprotocol
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
EtherCAT (CIA402) / CANopen (CIA402) / CAN‑FD / 485‑Modbus
source sentenceCommunication Protocol EtherCAT (CIA402) / CANopen (CIA402) / CAN‑FD / 485‑Modbus
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Insulation classinsulation_class
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
Class F
source sentenceInsulation Class Class F
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
IP ratingip_rating
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
IP40
source sentenceProtection Rating IP40
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Reduction ratioreduction_ratio
value
51 / 81 / 101 / 121
source sentenceGear Ratio 51 / 81 / 101 / 121
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Peak torquepeak_torque
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
100 N.m (51) / 158 N.m (81) / 195 N.m (101) / 235 N.m (121)
source sentencePeak Torque 100 N.m (51) / 158 N.m (81) / 195 N.m (101) / 235 N.m (121)
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Rated torquerated_torque
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
54 N.m (51) / 85 N.m (81) / 106 N.m (101) / 127 N.m (121)
source sentenceRated Torque 54 N.m (51) / 85 N.m (81) / 106 N.m (101) / 127 N.m (121)
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Max speedmax_speed
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
78 rpm (51) / 49 rpm (81) / 40 rpm (101) / 33 rpm (121)
source sentenceMaximum Speed 78 rpm (51) / 49 rpm (81) / 40 rpm (101) / 33 rpm (121)
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Rated speedrated_speed
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
59 rpm (51) / 37 rpm (81) / 30 rpm (101) / 25 rpm (121)
source sentenceRated Speed 59 rpm (51) / 37 rpm (81) / 30 rpm (101) / 25 rpm (121)
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Peak currentpeak_current
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
27.98 Arms (51) / 27.84 Arms (81) / 27.55 Arms (101) / 27.72 Arms (121)
source sentenceMaximum Current 27.98 Arms (51) / 27.84 Arms (81) / 27.55 Arms (101) / 27.72 Arms (121)
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Rated currentrated_current
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
14.05 Arms (51) / 13.93 Arms (81) / 13.93 Arms (101) / 13.93 Arms (121)
source sentenceRated Current 14.05 Arms (51) / 13.93 Arms (81) / 13.93 Arms (101) / 13.93 Arms (121)
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Torque constanttorque_constant
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
3.84 N.m/Arms (51) / 6.10 N.m/Arms (81) / 7.61 N.m/Arms (101) / 9.12 N.m/Arms (121)
source sentenceTorque Constant 3.84 N.m/Arms (51) / 6.10 N.m/Arms (81) / 7.61 N.m/Arms (101) / 9.12 N.m/Arms (121)
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Encoder typeencoder_type
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
Absolute BISS‑C Protocol
source sentenceEncoder Type Absolute BISS‑C Protocol
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Encoder resolutionencoder_resolution
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
Single‑turn 2° (1048576), Multi‑turn 2° (4096)
source sentenceEncoder Resolution (Output) Single‑turn 2° (1048576), Multi‑turn 2° (4096)
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Torsional stiffnesstorsional_stiffness
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
3.4 × 10⁶ N.m/rad (51/81) / 4.6 × 10⁶ N.m/rad (101/121)
source sentenceTorsional Stiffness 3.4 × 10⁶ N.m/rad (51/81) / 4.6 × 10⁶ N.m/rad (101/121)
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Weightweight
valuemeasured at With or without brake without brake · Reduction ratio 51 / 81 / 101 / 121
as printed 2.43 Kg2.43 kg
source sentenceMass (Without Brake) 2.43 Kg
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Weightweight
valuemeasured at With or without brake with brake · Reduction ratio 51 / 81 / 101 / 121
as printed 2.54 Kg2.54 kg
source sentenceMass (With Brake) 2.54 Kg
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Sampling ratesampling_rate
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
8k kHz
source sentenceSampling Frequency 8k kHz
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Protocolprotocol
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
EtherCAT (CIA402) / CANopen (CIA402) / CAN‑FD / 485‑Modbus
source sentenceCommunication Protocol EtherCAT (CIA402) / CANopen (CIA402) / CAN‑FD / 485‑Modbus
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Insulation classinsulation_class
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
Class F
source sentenceInsulation Class Class F
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
IP ratingip_rating
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
IP40
source sentenceProtection Rating IP40
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Pole countpole_count
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
as printed 1616
source sentenceNumber of Motor Poles 16
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Dielectric strengthdielectric_strength
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
AC 1500 V / 1 min
source sentenceDielectric Strength AC 1500 V / 1 min
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Pole countpole_count
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
as printed 1616
source sentenceNumber of Motor Poles 16
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Dielectric strengthdielectric_strength
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
AC 1500 V / 1 min
source sentenceDielectric Strength AC 1500 V / 1 min
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Brakebrake
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
≥2 N.m
source sentenceHolding Brake (Motor Side) ≥2 N.m
sourcehttps://aifitlab.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Brakebrake
valuemeasured at Reduction ratio 51 / 81 / 101 / 121
≥2 N.m
source sentenceHolding Brake (Motor Side) ≥2 N.m
sourcehttps://robotopian.com/products/hobber-hag-25-actuator · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
specs 40, 40 shown
Source documents.
2 sources the values were read from
2 documents
DownloadSource files are not published yet: which documents may be published is undecided.
No change
2026-08-28first collected · 2 sources
Next update2026-10-01
Change history kept
Build a joint around this part.
Put a motor, a reducer and an encoder into the slots to see whether they combine.
Check joint combinationsJOINT · HAG-25 · A · Joint Actuation
StatusNeeds checking
- Missing specs for the joint check
- No verdict: the specification keys it needs are not settled
To settle before a verdict
Supplier.
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HobberHobber
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