Data captured: · Published: · Update delayed: this release is over 8 days old.
Series reference image, not this exact model · from mosrac.cn
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1 / 1specs 32evidence [n]sources 2
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2.5 WRated power
0.012 N·mRated torque
0.025 N·mPeak torque
1
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field · keyvaluesource sentencesourceEvidenceRetrieved · Changed
Rated powerrated_power
value
as printed 2.52.5 W
source sentence额定输出功率 (W) 3.7 7.8 2.5
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u14-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Rated torquerated_torque
value
as printed 0.0120.012 N·m
source sentence额定转矩(N.m) 0.004 0.005 0.012
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u14-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Peak torquepeak_torque
value
as printed 0.0250.025 N·m
source sentence瞬时最大转矩 (N.m) 0.008 0.015 0.025
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u14-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Rated currentrated_current
value
as printed 0.40.4 A
source sentence额定电流 (A) 0.2 0.33 0.4
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u14-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Peak currentpeak_current
value
as printed 0.90.9 A
source sentence瞬时最大电流 (A) 0.4 1.5 0.9
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u14-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Rated speedrated_speed
value
as printed 20002000 r/min
source sentence额定转速 (rpm) 9000 15000 2000
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u14-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Max speedmax_speed
value
as printed 48004800 r/min
source sentence最高转速 (rpm) 14000 18000 4800
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u14-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Torque constanttorque_constant
value
as printed 0.030.03 N·m/A
source sentence转矩参数 (Nm/A) 0.02 0.0156 0.03
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u14-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Rotor inertiarotor_inertia
value
as printed 0.000480.48 g·cm²
source sentence转子转动惯量(kg.cm 2 ) 0.00015 0.0002 0.00048
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u14-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Back-EMF constantback_emf_constant
value
as printed 1.771.77 V/krpm
source sentence反电势系数(Vrms/KRPM) 1.18 0.94 1.77
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u14-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Winding inductancewinding_inductance
value
as printed 0.950.95 mH
source sentence线电感(mH) 0.9 0.43 0.95
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u14-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Pole pairspole_pairs
value
as printed 55
source sentence极对数(2P) 5 5 5
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u14-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Weightweight
value
as printed 0.0150.015 kg
source sentence重量(kg) 0.015 0.015 0.015
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u14-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Rated voltagerated_voltage
value
as printed 1212 V
source sentence直流电压 (VDC) 直流电压 (VDC) 24 24 12
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Rated powerrated_power
valuemeasured at Rated voltage 12
as printed 2.52.5 W
source sentence额定功率 (W) 额定功率 (W) 3.7 7.8 2.5
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Rated torquerated_torque
valuemeasured at Rated voltage 12
as printed 0.0120.012 N·m
source sentence额定转矩 (N.m) 额定转矩 (N.m) 0.004 0.005 0.012
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Peak torquepeak_torque
valuemeasured at Rated voltage 12
as printed 0.0250.025 N·m
source sentence最大转矩 (N.m) 最大转矩 (N.m) 0.008 0.015 0.025
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Rated currentrated_current
valuemeasured at Rated voltage 12
as printed 0.40.4 A
source sentence额定电流 (A) 额定电流 (A) 0.2 0.33 0.4
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Peak currentpeak_current
valuemeasured at Rated voltage 12
as printed 0.90.9 A
source sentence最大电流 (A) 最大电流 (A) 0.4 1.5 0.9
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Rated speedrated_speed
valuemeasured at Rated voltage 12
as printed 20002000 r/min
source sentence额定转速 (rpm) 额定转速 (rpm) 9000 15000 2000
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Max speedmax_speed
valuemeasured at Rated voltage 12
as printed 48004800 r/min
source sentence最高转速 (rpm) 最高转速 (rpm) 14000 18000 4800
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Torque constanttorque_constant
valuemeasured at Rated voltage 12
as printed 0.030.03 N·m/A
source sentence转矩参数 (Nm/A) 转矩参数 (Nm/A) 0.02 0.0156 0.03
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Moment of inertiamoment_of_inertia
valuemeasured at Rated voltage 12
as printed 0.000480.48 g·cm²
source sentence转动惯量( kg.cm²) 转动惯量( kg.cm²) 0.00015 0.0002 0.00048
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Back-EMF constantback_emf_constant
valuemeasured at Rated voltage 12
as printed 1.771.77 V/krpm
source sentence反电势系数 (V/Krpm) 反电势系数 (V/Krpm) 1.18 0.94 1.77
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Winding resistancewinding_resistance
valuemeasured at Rated voltage 12
as printed 8.28.2 Ω
source sentence线电阻 (ohms@20℃) 线电阻 (ohms@20℃) 15.6 4.5 8.2
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Winding inductancewinding_inductance
valuemeasured at Rated voltage 12
as printed 0.950.95 mH
source sentence线电感 (mH) 线电感 (mH) 0.9 0.43 0.95
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Pole pairspole_pairs
valuemeasured at Rated voltage 12
as printed 55
source sentence极对数 (2P) 极对数 (2P) 5 5 5
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Weightweight
valuemeasured at Rated voltage 12
as printed 0.0150.015 kg
source sentence重量 (kg) 重量 (kg) 0.015 0.015 0.015
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Cogging torquecogging_torque
valuemeasured at Rated voltage 12
as printed 0.2 (参考值)0.2 mN·m
source sentence齿槽转矩(mN.m) 齿槽转矩(mN.m) 0.2 (参考值) 0.2 (参考值) 0.2 (参考值)
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Overall dimensionsoverall_dimensions
valuemeasured at Rated voltage 12
10
source sentence尺寸(mm) L1(铁芯高度) 5 6.5 10
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Overall dimensionsoverall_dimensions
valuemeasured at Rated voltage 12
11
source sentence尺寸(mm) L2(转子高度) 5.4 7.1 11
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Overall dimensionsoverall_dimensions
valuemeasured at Rated voltage 12
14
source sentence尺寸(mm) L3(整体高度) 8 10 14
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u14-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
specs 32, 32 shown
Source documents.
2 sources the values were read from
2 documents
mosrac.cn/products/frameless_dd_motor/u14-series.htmlMaker's document · 19 valuesRetrieved 2026-08-25
mosrac.cn/uploads/pdf/lists/u14-torque-motor-catalog.pdfMaker's document · 13 valuesRetrieved 2026-08-25
DownloadSource files are not published yet: which documents may be published is undecided.
No change
2026-08-25first collected · 2 sources
Next update2026-10-01
Change history kept
Build a joint around this part.
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Check joint combinationsJOINT · U1414 · B · Motors
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