Data captured: · Published: · Update delayed: this release is over 8 days old.
Series reference image, not this exact model · from mosrac.cn
1 / 1
1 / 1specs 34evidence [n]sources 2
No verified public price. Request a quotation from the seller.
502.6 WRated power
1.6 N·mRated torque
12.5 ARated current
1
Added to this browser's cart — no account, no contact details.
The prices here are distributors' listed figures, so this page does not take payment — a quote comes back with the real terms.
Shipping · lead time[value]
Specs.
Check before you order.
field · keyvaluesource sentencesourceEvidenceRetrieved · Changed
Rated powerrated_power
value
as printed 502.6502.6 W
source sentence额定输出功率 (W) 502.6 660 1162
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u94-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
Rated torquerated_torque
value
as printed 1.61.6 N·m
source sentence额定转矩(N.m) 1.6 2.1 3.7
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u94-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
Rated currentrated_current
value
as printed 12.512.5 A
source sentence额定电流 (A) 12.5 16.5 28
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u94-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
Rated speedrated_speed
value
as printed 30003000 r/min
source sentence额定转速 (rpm) 3000 3000 3000
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u94-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
No-load speedno_load_speed
value
as printed 45004500 r/min
source sentence空载转速 (rpm) 4500 4500 4500
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u94-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
Peak torquepeak_torque
value
as printed 4.84.8 N·m
source sentence最大转矩 (N.m) 4.8 6.3 9
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u94-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
Peak currentpeak_current
value
as printed 37.537.5 A
source sentence最大电流(A) 37.5 49.5 70
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u94-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
Winding resistancewinding_resistance
value
as printed 0.150.15 Ω
source sentence线电阻(ohms@20℃) 0.15 0.1 0.055
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u94-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
Winding inductancewinding_inductance
value
as printed 0.260.26 mH
source sentence线电感(mH) 0.26 0.17 0.11
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u94-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
Torque constanttorque_constant
value
as printed 0.1280.128 N·m/A
source sentence转矩常数(Nm/A) 0.128 0.127 0.132
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u94-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
Back-EMF constantback_emf_constant
value
8.1
source sentence反电势常数 (Vrms/Krpm) 8.1 8.3 8.9
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u94-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
Pole pairspole_pairs
value
as printed 1111
source sentence极对数(2P) 11 11 11
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u94-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
Moment of inertiamoment_of_inertia
value
as printed 0.71710 g·cm²
source sentence转动惯量(kg.cm 2 ) 0.71 1.0 1.808
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u94-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
Weightweight
value
as printed 0.3940.394 kg
source sentence重量(kg) 0.394 0.534 0.89
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u94-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
Overall dimensionsoverall_dimensions
value
10
source sentence尺寸(mm) L1(铁芯高度) 10 14.5 27
sourcehttps://www.mosrac.cn/uploads/pdf/lists/u94-torque-motor-catalog.pdf · p.1 · Maker's document
EvidenceSourced
Retrieved · Changed2026-09-03Changed —
Rated voltagerated_voltage
value
as printed 4848 V
source sentence直流电压 (VDC) 直流电压 (VDC) 48 48 48
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Rated powerrated_power
valuemeasured at Rated voltage 48
as printed 502.6502.6 W
source sentence额定功率 (W) 额定功率 (W) 502.6 660 1162
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Rated torquerated_torque
valuemeasured at Rated voltage 48
as printed 1.61.6 N·m
source sentence额定转矩 (Nm) 额定转矩 (Nm) 1.6 2.1 3.7
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Peak torquepeak_torque
valuemeasured at Rated voltage 48
as printed 4.84.8 N·m
source sentence最大转矩 (Nm) 最大转矩 (Nm) 4.8 6.3 9
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Rated currentrated_current
valuemeasured at Rated voltage 48
as printed 12.512.5 A
source sentence额定电流 (Arms) 额定电流 (Arms) 12.5 16.5 28
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Peak currentpeak_current
valuemeasured at Rated voltage 48
as printed 37.537.5 A
source sentence最大电流 (Arms) 最大电流 (Arms) 37.5 49.5 70
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Rated speedrated_speed
valuemeasured at Rated voltage 48
as printed 30003000 r/min
source sentence额定转速 (rpm) 额定转速 (rpm) 3000 3000 3000
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
No-load speedno_load_speed
valuemeasured at Rated voltage 48
as printed 45004500 r/min
source sentence空载转速 (rpm) 空载转速 (rpm) 4500 4500 4500
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Torque constanttorque_constant
valuemeasured at Rated voltage 48
as printed 0.1280.128 N·m/A
source sentence转矩常数 (Nm/A) 转矩常数 (Nm/A) 0.128 0.127 0.132
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Moment of inertiamoment_of_inertia
valuemeasured at Rated voltage 48
as printed 0.71710 g·cm²
source sentence转动惯量( kg.cm²) 转动惯量( kg.cm²) 0.71 1 1.808
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Back-EMF constantback_emf_constant
valuemeasured at Rated voltage 48
as printed 8.18.1 V/krpm
source sentence反电势常数 (V/KRPM) 反电势常数 (V/KRPM) 8.1 8.3 8.9
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Winding resistancewinding_resistance
valuemeasured at Rated voltage 48
as printed 0.150.15 Ω
source sentence线电阻 (ohms@20℃) 线电阻 (ohms@20℃) 0.15 0.1 0.055
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Winding inductancewinding_inductance
valuemeasured at Rated voltage 48
as printed 0.260.26 mH
source sentence线电感 (mH) 线电感 (mH) 0.26 0.17 0.11
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Pole pairspole_pairs
valuemeasured at Rated voltage 48
as printed 1111
source sentence极对数 (2P) 极对数 (2P) 11 11 11
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Weightweight
valuemeasured at Rated voltage 48
as printed 0.3940.394 kg
source sentence重量 (kg) 重量 (kg) 0.394 0.534 0.89
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Cogging torquecogging_torque
valuemeasured at Rated voltage 48
as printed 48 (参考值)48 mN·m
source sentence齿槽转矩(mN.m) 齿槽转矩(mN.m) 48 (参考值) 63 (参考值) 111(参考值)
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Overall dimensionsoverall_dimensions
valuemeasured at Rated voltage 48
10
source sentence尺寸(mm) L1(铁芯高度) 10 14.5 27
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Overall dimensionsoverall_dimensions
valuemeasured at Rated voltage 48
11
source sentence尺寸(mm) L2(转子高度) 11 15.5 28
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
Overall dimensionsoverall_dimensions
valuemeasured at Rated voltage 48
19.9
source sentence尺寸(mm) L3(整体高度) 19.9 24.5 37.9
sourcehttps://www.mosrac.cn/products/frameless_dd_motor/u94-series.html · Maker's document
EvidenceSourced
Retrieved · Changed2026-08-25Changed —
specs 34, 34 shown
Source documents.
2 sources the values were read from
2 documents
mosrac.cn/products/frameless_dd_motor/u94-series.htmlMaker's document · 19 valuesRetrieved 2026-08-25
mosrac.cn/uploads/pdf/lists/u94-torque-motor-catalog.pdfMaker's document · 15 valuesRetrieved 2026-09-03
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.
Put a motor, a reducer and an encoder into the slots to see whether they combine.
Check joint combinationsJOINT · U9419 · 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
Supplier.
WRC 2026 Beijing exhibitors, and other suppliers.
This supplier's parts 159Supplier page
Alternatives in preparation
Keep this part in your BOM.
When the BOM opens, you can collect parts and send one enquiry.