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D83L91 320kv 15kw Compact Water-Cooled Brushless Outrunner DC Motor

D83L91 Water-cooled 180kv 15kw Brushless Outrunner Motor

The Hobiba D83L95-180KV represents the pinnacle of high-voltage, high-efficiency design in the D83L95 series. With the lowest KV rating of 180 and support for 10-20S systems (37-84V), it is engineered for premium applications where maximum efficiency, torque, and operation at extreme voltages are required. Achieving up to 90% efficiency and 15.6kW peak power, this motor is the ultimate choice for top-tier electric skateboards, high-end industrial drives, and advanced UAV platforms that demand the most reliable, cool-running, and powerful performance available in its class.

Peak Power: 15.6 kW
Peak Torque: 15.2 N·m
Max Speed: 15,960 RPM
Cooling Method: Air/Water-Cooled (Integrated Heatsink Fins)
Weight: 1.91 kg

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System Types:
All
Kv:
151-200
Controller Type:
Sensorless
Maximum Voltage:
60V
Maximum Continuous Current:
< 120A

Outrunner Motor RC Motor Brushless DC Motor Water-Cooled Motor

Features

Specification

Dyno Tested Data

Dimension

Key Features

Ultimate High-Voltage Platform: 180KV motor designed for 10-20S LiPo systems (37-84V), enabling powerful and efficient high-voltage architectures.
Peak Series Efficiency: Achieves up to 90% efficiency, the highest in the D83L95 series, for optimal performance and thermal management.
Exceptional Power & Torque: Delivers 15.6kW peak power and 15.2 N·m torque, offering brutal acceleration and top-end speed.
Professional-Grade Performance: Designed for the most demanding applications where reliability, smoothness, and peak efficiency are non-negotiable.
Premium Outrunner Benefits: Combines high torque, smooth operation, and excellent heat dissipation characteristics.
Comprehensive Performance Data: Supported by dyno testing to verify its elite performance claims.

Parameter	Specification
Model Number	D83L95-180KV
Motor Type	Brushless Outrunner
Construction	24N20P
Kv (RPM/V)	180
Voltage Range	37 - 84 VDC (10-20S LiPo)
Peak Power	15.6 kW
Peak Torque	15.2 N·m
Peak Current	270 A
Max. Speed	15,960 RPM
Efficiency	Up to 90%
Weight	1.91 kg
Dimensions (Dia. x Length)	D82.8 x L95 mm
Shaft Diameter	12 mm
Lead Wires	6 AWG x 300mm
Design Life	10,000 hours

Dyno-Testing-D83L95-180Kv at 50V
Item No.	C_Voltage (V)	C_Current (A)	C_Input Power(W)	M_Voltage (V)	M_Current (A)	M_Input Power(W)	M_Efficiency (%)	M_Speed (rpm)	M_Torque (N*m)	M_Output Power(W)
0	49.549999	43.919998	2176.320068	36.349998	37.25	2165.159912	80.933769	8679	1.928004	1752.345459
1	49.27	73.379997	3615.419922	35.82	64.419998	3583	85.028282	8081	3.600004	3046.563232
2	49.040001	100.68	4936.569824	35.459999	91.220001	4873.47998	85.136108	7561	5.240004	4149.091309
3	48.77	128.100006	6247.600098	35.150002	118.650002	6097.859863	84.171249	7050	6.952004	5132.64502
4	48.5	151.529999	7347.970215	34.900002	140.820007	6989.660156	83.784058	6632	8.432004	5856.220703
5	48.25	174.949997	8438.919922	34.630001	164.600006	7898.390137	81.83551	6232	9.904004	6463.687988
6	48.049999	193.199997	9281.730469	34.419998	182.720001	8530.5	79.866325	5910	11.008004	6812.996582

Other references：

Dyno-Testing-D83L95-80Kv at 50V
Item No.	C_Voltage (V)	C_Current (A)	C_Input Power(W)	M_Voltage (V)	M_Current (A)	M_Input Power(W)	M_Efficiency (%)	M_Speed (rpm)	M_Torque (N*m)	M_Output Power(W)
0	49.130001	23.42	1143.439941	36.200001	19.530001	1109.170044	90.055786	3754	2.49	998.871765
1	49.060001	25.700001	1251.599976	36.099998	21.48	1213.359985	89.968758	3704	2.758001	1091.644897
2	49.02	27.370001	1331.26001	36.049999	23	1293.040039	89.695923	3663	2.963001	1159.804199
3	48.98	28.52	1385.140015	36	24	1345.609985	89.643906	3639	3.102001	1206.257324
4	48.939999	30.52	1479.400024	35.93	25.799999	1437.76001	89.16684	3593	3.339001	1282.005127
5	48.900002	32.049999	1551.560059	35.880001	27.17	1509.469971	88.863846	3559	3.527001	1341.373047
6	48.869999	33.830002	1635.02002	35.830002	28.76	1590.829956	88.573296	3520	3.746001	1409.050537
7	48.830002	35.400002	1708.359985	35.799999	30.16	1662.180054	88.089851	3483	3.934001	1464.211914
8	48.82	37.099998	1788.800049	35.759998	31.67	1739.430054	87.610649	3448	4.136001	1523.926025
9	48.779999	38.799999	1868.170044	35.709999	33.18	1814.560059	87.220039	3411	4.342	1582.660034
10	48.740002	40.349998	1939.23999	35.66	34.57	1884.130005	86.756447	3376	4.531001	1634.604248
11	48.639999	42	2013.199951	35.57	36.07	1957.5	86.105896	3334	4.731001	1685.522949
12	48.599998	43.549999	2084.300049	35.529999	37.470001	2023.439941	85.744217	3300	4.920001	1734.982666

Dyno-Testing-D83L95-120Kv at 50V
Item No.	C_Voltage (V)	C_Current (A)	C_Input Power(W)	M_Voltage (V)	M_Current (A)	M_Input Power(W)	M_Efficiency (%)	M_Speed (rpm)	M_Torque (N*m)	M_Output Power(W)
0	49.700001	36.009998	1789.199951	36.18	30.620001	1770.670044	81.575668	5616	2.456004	1444.435913
1	49.580002	48.110001	2384.659912	35.970001	41.689999	2354.25	84.059067	5393	3.504004	1978.960571
2	49.450001	60.32	2982.48999	35.77	53.18	2933.060059	84.764122	5179	4.584004	2486.182617
3	49.349998	71.830002	3543.870117	35.66	64.239998	3469.199951	84.680779	4988	5.624004	2937.745605
4	49.23	83.5	4109.209961	35.529999	75.790001	4012.330078	83.966316	4793	6.712004	3369.005859
5	49.130001	94.540001	4642.899902	35.419998	86.800003	4514.470215	82.803871	4619	7.728004	3738.156006
6	49.029999	104.540001	5123.830078	35.34	96.980003	4966.640137	81.344376	4461	8.648005	4040.08252
7	48.919998	115.68	5656.22998	35.220001	108.300003	5459.629883	79.646263	4286	9.688004	4348.391113

D83L95-Dyno-Tester-200Kv at 45V
Item No.	C_Voltage (V)	C_Current (A)	C_Input Power(W)	M_Voltage (V)	M_Current (A)	M_Input Power(W)	M_Efficiency (%)	M_Speed (rpm)	M_Torque (N*m)	M_Output Power(W)
0	44.639999	49.360001	2203.47998	32.630001	41.650002	2189.100098	79.548996	8697	1.912004	1741.407227
1	44.330002	82.400002	3651.919922	32.07	71.989998	3609.449951	84.414803	8064	3.608004	3046.909912
2	44.049999	113.699997	5007.220215	31.639999	102.480003	4923.379883	84.253914	7502	5.280004	4148.140137
3	43.75	143.240005	6266.689941	31.27	130.009995	5983.109863	84.726196	6979	6.936004	5069.26123
4	43.450001	170.059998	7387.549805	30.959999	156.660004	6932.600098	83.396088	6535	8.448004	5781.51709
5	43.119999	197.660004	8521.200195	30.620001	183.339996	7720.680176	82.472389	6090	9.984004	6367.429688
6	42.830002	225.26001	9269.799805	30.32	202.339996	8287.05957	80.181511	5764	11.008004	6644.689453