Data captured: · Published: · Update delayed: this release is over 8 days old.
Photograph of the part · from aifitlab.com
1 / 1
1 / 1specs 22evidence [n]sources 1
8Reduction ratio
1
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field · keyvaluesource sentencesourceEvidenceRetrieved · Changed
Nominal voltagenominal_voltage
valuemeasured at Reduction ratio 8:1
as printed 36V36 V
source sentenceNominal Voltage 36V
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Rated torquerated_torque
valuemeasured at Reduction ratio 8:1
as printed 7.5N·m7.5 N·m
source sentenceNominal Torque 7.5N·m
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Stall torquestall_torque
valuemeasured at Reduction ratio 8:1
as printed 22N·m22 N·m
source sentenceStall Torque 22N·m
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Rated speedrated_speed
valuemeasured at Reduction ratio 8:1
as printed 110RPM110 r/min
source sentenceNominal Speed (after reduction) 110RPM
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Rated currentrated_current
valuemeasured at Reduction ratio 8:1
as printed 7A7 A
source sentenceNominal Current 7A
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Stall currentstall_current
valuemeasured at Reduction ratio 8:1
as printed 22A22 A
source sentenceStall Current 22A
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Winding resistancewinding_resistance
valuemeasured at Reduction ratio 8:1
as printed 0.67Ω0.67 Ω
source sentencePhase Resistance 0.67Ω
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Winding inductancewinding_inductance
valuemeasured at Reduction ratio 8:1
as printed 0.45mH0.45 mH
source sentencePhase Inductance 0.45mH
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Torque constanttorque_constant
valuemeasured at Reduction ratio 8:1
as printed 1N·m/A1 N·m/A
source sentenceTorque Constant 1N·m/A
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Pole pairspole_pairs
valuemeasured at Reduction ratio 8:1
as printed 21Pairs21 pairs
source sentenceNumber of Pole Pairs 21Pairs
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Reduction ratioreduction_ratio
value
as printed 8:18
source sentenceGear Ratio 8:1
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Backlashbacklash
valuemeasured at Reduction ratio 8:1
as printed 15arcmin15 arcmin
source sentenceReducer Gear Backlash 15arcmin
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Weightweight
valuemeasured at With or without driver without Driver · Reduction ratio 8:1
as printed 378g0.378 kg
source sentenceMotor Weight (without driver) 378g
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Weightweight
valuemeasured at With or without driver with Driver · Reduction ratio 8:1
as printed 396g0.396 kg
source sentenceMotor Weight (with driver) 396g
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Axial loadaxial_load
valuemeasured at Reduction ratio 8:1
as printed 225N225 N
source sentenceMax Axial Load 225N
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Radial loadradial_load
valuemeasured at Reduction ratio 8:1
as printed 900N900 N
source sentenceMax Radial Load 900N
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Noise levelnoise_level
valuemeasured at Reduction ratio 8:1
<60dB
source sentenceNoise <60dB
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Protocolprotocol
valuemeasured at Reduction ratio 8:1
CAN & RS485
source sentenceCommunication Protocol CAN & RS485
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Operating voltage rangeoperating_voltage_range
valuemeasured at Reduction ratio 8:1
24-40V
source sentenceVoltage Range 24-40V
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Speed constantspeed_constant
valuemeasured at Reduction ratio 8:1
as printed 6.67rpm/V6.67 rpm/V
source sentenceSpeed Constant 6.67rpm/V
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Dimensions (without driver)dimensions_without_driver
valuemeasured at Reduction ratio 8:1
Ø92×44mm
source sentenceSize (without driver) Ø92×44mm
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Dimensions (with driver)dimensions_with_driver
valuemeasured at Reduction ratio 8:1
Ø92×55mm
source sentenceSize (with driver) Ø92×55mm
sourcehttps://aifitlab.com/products/haitai-ht8108-j8-2e-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
specs 22, 22 shown
Source documents.
1 source the values were read from
1 documents
DownloadSource files are not published yet: which documents may be published is undecided.
No change
2026-08-28first collected · 1 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 · HT8108-J8-2E · 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
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