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© 2026 Upwash LLC·Patent US 2026/0062150 A1·Engineering aid, not for safety-critical or certification use.

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Motors›T-Motor AT2820-1250

T-Motor AT2820-1250

The T-Motor AT2820-1250 is a 1,250 kv motor with a 35.2 × 63.5 mm stator, weighing 141 g and rated to 70 A.

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Specifications

Identity

BrandT-Motor
ModelT-Motor AT2820-1250
kv1,250

Electrical

Max A70
Phase resistance16 mΩ
Poles14
Maker cells—
Curve pack3S

Mechanical

Weight0.31 lb
Stator35.2×63.5
Stator length63.5 mm

Limits

Max power—
MotorT-Motor AT2820-1250This page
Propeller10x5.5MR
BatteryTattu 1100mAh 11.4V 60C 3S1P Lipo Battery Pack with XT30 Plug
Throttle%
Charge%
Rotors
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Open in the calculator

Performance

Pairings
Download CSV
ThrottleRPMThrust (lb)Power (W)Current (A)Efficiency (%)g/W
30 %4,6680.26 lb24 W1.854.94.95
40 %6,0690.46 lb44 W3.465.24.76
50 %7,4030.70 lb72 W5.671.74.44
60 %8,6550.98 lb108 W8.675.64.11
70 %9,8101.28 lb153 W12.477.93.81
80 %10,8561.60 lb204 W16.9793.54
90 %11,7831.90 lb261 W22.179.23.31
100 %12,2852.08 lb296 W25.679.13.18

Related

Same maker

  • T-Motor AM480 KV600
  • T-Motor AM480 KV650
  • T-Motor AM480 KV900
  • T-Motor AM60 KV1550
  • T-Motor AM60 KV1880
  • T-Motor AM670 KV480

Paired with

  • 7.4x7.5C
  • 9x4
  • 10x5.5MR
  • 12x6
  • Tattu 1100mAh 11.4V 60C 3S1P Lipo Battery Pack with XT30 Plug

Same class

  • AXI 2808/16 GOLD LINE V3 1820kV
  • AXI 2808/16 GOLD LINE V3 LONG 1820kV
  • AXI 2808/20 GOLD LINE V3 1490kV
  • AXI 2808/20 GOLD LINE V3 LONG 1490kV
  • AXI 2808/24 GOLD LINE V3 1190kV
  • AXI 2808/24 GOLD LINE V3 LONG 1190kV
See all
Fast modelComputed 2026-10-03prom-rs/0.6.2Validation

The curves here are the Fast model, which every account and every visitor runs without limit. An account also runs the Full model, which solves a database propeller from its measured blade geometry.

Engineering aid — ThrustLab results are physics-based estimates, not certified data. Always bench-test and independently validate before committing a real build to flight. Not for safety-critical or certification use.