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specs 52evidence [n]sources 4
345Reduction ratio
1
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field · keyvaluesource sentencesourceEvidenceRetrieved · Changed
Storage temperaturestorage_temperature
valuemeasured at Reduction ratio 1/345
-30℃～80℃
source sentenceStorage Temperature Range -30℃～80℃
sourcehttps://aifitlab.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Ambient temperatureambient_temperature
valuemeasured at Reduction ratio 1/345
-20℃～60℃
source sentenceOperating Temperature Range -20℃～60℃
sourcehttps://aifitlab.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Weightweight
valuemeasured at Reduction ratio 1/345
as printed 74.5± 1g0.0745 kg
source sentenceWeight 74.5± 1g
sourcehttps://aifitlab.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Reduction ratioreduction_ratio
value
as printed 1/345345
source sentenceGear Ratio 1/345
sourcehttps://aifitlab.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Stall currentstall_current
valuemeasured at Rated voltage 12V · Reduction ratio 1/345
as printed 2.4A@12V2.4 A
source sentenceStall current 2.4A@12V
sourcehttps://aifitlab.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Rated currentrated_current
valuemeasured at Rated voltage 12V · Reduction ratio 1/345
as printed 600mA@12V0.6 A
source sentenceRated current 600mA@12V
sourcehttps://aifitlab.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Storage temperaturestorage_temperature
valuemeasured at Reduction ratio 1/345
-30°C to 80°C
source sentenceStorage Temperature Range -30°C to 80°C
sourcehttps://rcdrone.top/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Ambient temperatureambient_temperature
valuemeasured at Reduction ratio 1/345
-20°C to 60°C
source sentenceOperating Temperature Range -20°C to 60°C
sourcehttps://rcdrone.top/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Weightweight
valuemeasured at Reduction ratio 1/345
as printed 74.5 ± 1g0.0745 kg
source sentenceWeight 74.5 ± 1g
sourcehttps://rcdrone.top/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Reduction ratioreduction_ratio
value
as printed 1/345345
source sentenceGear Ratio 1/345
sourcehttps://rcdrone.top/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Stall currentstall_current
valuemeasured at Rated voltage 12V · Reduction ratio 1/345
as printed 2.4A @ 12V2.4 A
source sentenceStall current 2.4A @ 12V
sourcehttps://rcdrone.top/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Rated currentrated_current
valuemeasured at Rated voltage 12V · Reduction ratio 1/345
as printed 600mA @ 12V0.6 A
source sentenceRated current 600mA @ 12V
sourcehttps://rcdrone.top/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Storage temperaturestorage_temperature
valuemeasured at Reduction ratio 1/345
-30℃～80℃
source sentenceStorage Temperature Range -30℃～80℃
sourcehttps://robotopian.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Ambient temperatureambient_temperature
valuemeasured at Reduction ratio 1/345
-20℃～60℃
source sentenceOperating Temperature Range -20℃～60℃
sourcehttps://robotopian.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Weightweight
valuemeasured at Reduction ratio 1/345
as printed 74.5± 1g0.0745 kg
source sentenceWeight 74.5± 1g
sourcehttps://robotopian.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Reduction ratioreduction_ratio
value
as printed 1/345345
source sentenceGear Ratio 1/345
sourcehttps://robotopian.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Stall currentstall_current
valuemeasured at Rated voltage 12V · Reduction ratio 1/345
as printed 2.4A@12V2.4 A
source sentenceStall current 2.4A@12V
sourcehttps://robotopian.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Rated currentrated_current
valuemeasured at Rated voltage 12V · Reduction ratio 1/345
as printed 600mA@12V0.6 A
source sentenceRated current 600mA@12V
sourcehttps://robotopian.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Storage temperaturestorage_temperature
valuemeasured at Reduction ratio 1/345
-30℃~80℃
source sentenceStorage Temperature Range -30℃~80℃
sourcehttps://www.zennixtek.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Ambient temperatureambient_temperature
valuemeasured at Reduction ratio 1/345
-20℃~60℃
source sentenceOperating Temperature Range -20℃~60℃
sourcehttps://www.zennixtek.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Weightweight
valuemeasured at Reduction ratio 1/345
as printed 74.5± 1g0.0745 kg
source sentenceWeight 74.5± 1g
sourcehttps://www.zennixtek.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Reduction ratioreduction_ratio
value
as printed 1/345345
source sentenceGear Ratio 1/345
sourcehttps://www.zennixtek.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Stall currentstall_current
valuemeasured at Rated voltage 12V · Reduction ratio 1/345
as printed 2.4A@12V2.4 A
source sentenceStall current 2.4A@12V
sourcehttps://www.zennixtek.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Rated currentrated_current
valuemeasured at Rated voltage 12V · Reduction ratio 1/345
as printed 600mA@12V0.6 A
source sentenceRated current 600mA@12V
sourcehttps://www.zennixtek.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
No-load speedno_load_speed
valuemeasured at Rated voltage 12V · Reduction ratio 1/345
0.133sec/60°(75RPM)@12V
source sentenceNo load speed 0.133sec/60°(75RPM)@12V
sourcehttps://aifitlab.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Torque constanttorque_constant
valuemeasured at Reduction ratio 1/345
20.8kg. cm/A
source sentenceKT 20.8kg. cm/A
sourcehttps://aifitlab.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Winding resistancewinding_resistance
valuemeasured at Reduction ratio 1/345
as printed 1.2 Ω1.2 Ω
source sentenceTerminal resistance 1.2 Ω
sourcehttps://aifitlab.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Bus ID rangebus_id_range
valuemeasured at Reduction ratio 1/345
0-253
source sentenceID range 0-253
sourcehttps://aifitlab.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Angular position resolutionangular_position_resolution
valuemeasured at Reduction ratio 1/345
as printed 0.088°(360°/4096)0.088 °
source sentenceResolution [deg/pulse] 0.088°(360°/4096)
sourcehttps://aifitlab.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
No-load speedno_load_speed
valuemeasured at Rated voltage 12V · Reduction ratio 1/345
0.133sec/60° (75RPM) @ 12V
source sentenceNo load speed 0.133sec/60° (75RPM) @ 12V
sourcehttps://rcdrone.top/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
No-load currentno_load_current
valuemeasured at Rated voltage 12V · Reduction ratio 1/345
as printed 330mA @ 12V0.33 A
source sentenceRunning current (at no load) 330mA @ 12V
sourcehttps://rcdrone.top/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Torque constanttorque_constant
valuemeasured at Reduction ratio 1/345
20.8kg.cm/A
source sentenceKT 20.8kg.cm/A
sourcehttps://rcdrone.top/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Winding resistancewinding_resistance
valuemeasured at Reduction ratio 1/345
as printed 1.2 Ω1.2 Ω
source sentenceTerminal resistance 1.2 Ω
sourcehttps://rcdrone.top/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Bus ID rangebus_id_range
valuemeasured at Reduction ratio 1/345
0-253
source sentenceID range 0-253
sourcehttps://rcdrone.top/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Angular position resolutionangular_position_resolution
valuemeasured at Reduction ratio 1/345
as printed 0.088° (360°/4096)0.088 °
source sentenceResolution [deg/pulse] 0.088° (360°/4096)
sourcehttps://rcdrone.top/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
No-load speedno_load_speed
valuemeasured at Rated voltage 12V · Reduction ratio 1/345
0.133sec/60°(75RPM)@12V
source sentenceNo load speed 0.133sec/60°(75RPM)@12V
sourcehttps://robotopian.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Torque constanttorque_constant
valuemeasured at Reduction ratio 1/345
20.8kg. cm/A
source sentenceKT 20.8kg. cm/A
sourcehttps://robotopian.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Winding resistancewinding_resistance
valuemeasured at Reduction ratio 1/345
as printed 1.2 Ω1.2 Ω
source sentenceTerminal resistance 1.2 Ω
sourcehttps://robotopian.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Bus ID rangebus_id_range
valuemeasured at Reduction ratio 1/345
0-253
source sentenceID range 0-253
sourcehttps://robotopian.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Angular position resolutionangular_position_resolution
valuemeasured at Reduction ratio 1/345
as printed 0.088°(360°/4096)0.088 °
source sentenceResolution [deg/pulse] 0.088°(360°/4096)
sourcehttps://robotopian.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
No-load speedno_load_speed
valuemeasured at Rated voltage 12V · Reduction ratio 1/345
0.133sec/60°(75RPM)@12V
source sentenceNo load speed 0.133sec/60°(75RPM)@12V
sourcehttps://www.zennixtek.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Winding resistancewinding_resistance
valuemeasured at Reduction ratio 1/345
as printed 1.2 Ω1.2 Ω
source sentenceTerminal resistance 1.2 Ω
sourcehttps://www.zennixtek.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Bus ID rangebus_id_range
valuemeasured at Reduction ratio 1/345
0-253
source sentenceID range 0-253
sourcehttps://www.zennixtek.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Angular position resolutionangular_position_resolution
valuemeasured at Reduction ratio 1/345
as printed 0.088°(360°/4096)0.088 °
source sentenceResolution [deg/pulse] 0.088°(360°/4096)
sourcehttps://www.zennixtek.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Stall torquestall_torque
valuemeasured at Rated voltage 12V · Reduction ratio 1/345
as printed 50kg.cm@12V4.903 N·m
source sentencePeak stall torque 50kg.cm@12V
sourcehttps://aifitlab.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Stall torquestall_torque
valuemeasured at Rated voltage 12V · Reduction ratio 1/345
as printed 50kg.cm @ 12V4.903 N·m
source sentencePeak stall torque 50kg.cm @ 12V
sourcehttps://rcdrone.top/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Stall torquestall_torque
valuemeasured at Rated voltage 12V · Reduction ratio 1/345
as printed 50kg.cm@12V4.903 N·m
source sentencePeak stall torque 50kg.cm@12V
sourcehttps://robotopian.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Stall torquestall_torque
valuemeasured at Rated voltage 12V · Reduction ratio 1/345
as printed 50kg.cm@12V4.903 N·m
source sentencePeak stall torque 50kg.cm@12V
sourcehttps://www.zennixtek.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Bearing typebearing_type
valuemeasured at Reduction ratio 1/345
Ball bearings
source sentenceBearing Ball bearings
sourcehttps://aifitlab.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-08-28Changed —
Bearing typebearing_type
valuemeasured at Reduction ratio 1/345
Ball bearings
source sentenceBearing Ball bearings
sourcehttps://rcdrone.top/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Bearing typebearing_type
valuemeasured at Reduction ratio 1/345
Ball bearings
source sentenceBearing Ball bearings
sourcehttps://robotopian.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
Bearing typebearing_type
valuemeasured at Reduction ratio 1/345
Ball bearings
source sentenceBearing Ball bearings
sourcehttps://www.zennixtek.com/products/feetech-hl-3950-c001-servo-motor · Distributor page
EvidenceSourced
Retrieved · Changed2026-09-01Changed —
specs 52, 52 shown
Source documents.
4 sources the values were read from
4 documents
rcdrone.top/products/feetech-hl-3950-c001-servo-motorDistributor page · 14 valuesRetrieved 2026-09-01
aifitlab.com/products/feetech-hl-3950-c001-servo-motorDistributor page · 13 valuesRetrieved 2026-08-28
robotopian.com/products/feetech-hl-3950-c001-servo-motorDistributor page · 13 valuesRetrieved 2026-09-01
zennixtek.com/products/feetech-hl-3950-c001-servo-motorDistributor page · 12 valuesRetrieved 2026-09-01
DownloadSource files are not published yet: which documents may be published is undecided.
No change
2026-08-28first collected · 4 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 · HL-3950-C001 · B · Motors
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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