You are here: Home » Products » Electric Motors » All » D107L125 Water-Cooled Electric Marine Engine 230kv 15kw Brushless DC Motor

D107L125 Water-Cooled Electric Marine Engine 230kv 15kw Brushless DC Motor

The D107L125-WC-230KV motor is a high-performance power core designed specifically for high-speed water sports and compact marine propulsion systems. Featuring an advanced 12-slot 10-pole (12N10P) magnetic circuit design and precision winding (3T), it achieves exceptional power density within a compact 107mm diameter structure. Delivering up to 21 N·m of peak torque and 18 kW of robust power with a maximum speed of 13,524 RPM, it provides rapid acceleration and ultimate speed performance. Thanks to a unique sealing configuration, the motor is IP68 certified, ensuring reliable power delivery not only in permanent underwater operation but also in dusty environments, under various demanding conditions.

• Peak Power: 18 kW • Peak Torque: 21.0 N·m • Max Speed: 13,524 RPM
• Protection Rating: IP68 • Weight: 4.1 kg

Quantity:
Availability:





Inquire Add to Basket

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

Brushless DC Motor 18kW Brushless Motor High Speed Marine Motor Waterproof IP68 Motor Jetski Motor 230KV Motor

Features

Specification

Dyno Tested Data

Dimension

Key Features

High Efficiency & Thermal Management: Achieves over 90% efficiency with a combined water and air cooling system for sustained high-power operation.
Dynamic Performance: Delivers rapid acceleration and smooth torque output for responsive control.
Robust & Submersible: Features a CNC-machined aluminum housing with IP68 protection for permanent underwater use.
Professional Integration: Includes high-current 6AWG cables and connectors for reliable, easy installation.

Typical Applications

Personal Watercraft (Jetski) / High-Speed Boats
Jet Surfboards
Jet Pumps / Power Surfboards (Jetboard)
Various High-Performance Electric Watercraft

Item	Specification
Model	D107L125-230Kv
Working Voltage Range	6-14S (20-58.8V)
Max. Free Speed	13,524 rpm
Speed Constant (Kv)	230
Torque Constant (Kt)	0.048694 N·m/A
No Load Current (at 8.4V)	3.2 A
Max. Output Power	17.5 kW
Peak Torque (at 60% duty)	20 N·m
Peak Current	430 A
Rating Power	14.2 kW
Rating Torque	13.5 N·m
Max. Motor Efficiency	90.0%
Weight	4.1 kg
Configuration	12N/10P
Cooling Solution	Water Cooling + Air Cooling
Dimension (Dia. x Length)	D107 x L125 mm
Max. Working Temperature	120ºC
Insulation Voltage & Leak Current	AC500V / 10mA / 3s
Shaft Output	D15 x L30 mm
Lead Wires Extension	6AWG x 300mm
Connector	10.0mm Plug
Life Span	8,000 H

D107L125 230Kv 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)	Synthesis Efficiency (%)
0	44.14	105.27	4644.93	33.55	91.50	4578.79	85.92	9544	3.94	3933.94	84.69
1	43.88	132.34	5806.01	33.10	115.40	5709.45	87.45	9211	5.18	4992.79	85.99
2	43.64	157.17	6858.18	32.70	138.34	6725.38	88.05	8913	6.34	5921.47	86.34
3	43.45	176.55	7669.76	32.40	156.88	7503.12	87.91	8690	7.25	6596.00	86.00
4	43.25	199.92	8645.78	32.07	179.86	8430.64	87.91	8433	8.39	7411.22	85.72
5	43.10	217.54	9374.67	31.83	197.23	9103.23	87.53	8249	9.22	7968.25	85.00
6	42.90	239.36	10265.68	31.53	218.49	9864.92	87.59	8020	10.29	8640.67	84.17