35kv D107L165 Waterproof & Watercooled Electric DC Motor 30kw

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Product Description

📊Basic Information
Model NO.
D107L165-WC-35Kv
Excitation Mode
Permanent Magnet
Function
Driving
Casing Protection
Closed Type
Number of Poles
10
Structure
Brushless
Certification
ISO9001
Housing
CNC Black Anodizing Aluminum
Motor Type
Permanent Magnet DC Motor
Configuration
12 Slots/10 Poles
Shaft Dimension
D15*L30mm
Working Voltage
20s-52s (72V-220V)
Nominal Power
5000W~15kw
Rated Torque
35 N*M
Cooling Solution
Water Cooling + Air Cooling
Max Rpm
2500 Rpm
Weight
6.5kg
Life Span
8000 Hrs
🚀Product Applications
Application
Suitable for low rpm high torque gearless use:
  • Boat engines
  • Electric Outboard conversion
  • Underwater thrusters
  • Industrial and marine propulsion

Working voltage from 48V to 160V, compatible with various propeller designs.

📈Dyno Tester Report (D107L165 at 35Kv)
Item C_Voltage (V) C_Current (A) Input Power (W) M_Efficiency (%) Speed (rpm) Torque (N*m) Output Power (W)
072.3816.441178.290.0025003.921028.3
172.3327.431947.292.8424216.981770.7
272.2838.522693.793.24234710.012461.8
372.2449.683409.792.80228113.003105.4
472.2061.524131.691.95221916.043727.4
572.1673.854843.990.86216019.094317.7
672.1286.705560.989.56210422.144877.4
772.0999.276253.988.20205125.085386.9
📝Product Description
Product View

Featuring an advanced 10-pole encapsulated core and 107mm diameter at 165mm length, this series of compact DC motors delivers high torque up to 55 N.M with a maximum output power of 30KW.

IP68 Waterproof Design: Tested according to ingress protection classes, these motors can be operated permanently underwater and are ideal for dusty or harsh environments.

1. Voltage: 72V-220V DC
2. Power: 5000W-15KW
3. Max Speed: 8000 rpm
4. Rated Torque: 35N*m
5. Efficiency: >88%
⚙️Technical Parameters
Variants D107L165-160 D107L165-120 D107L165-106 D107L165-85
kV (RPM/V)16012010685
Voltage Range20-58.8V25-75.6V32-84V36-109V
Max Power (KW)31.028.028.030.0
Rating Torque28.0 N*M28.0 N*M29.0 N*M30.0 N*M
Peak Current (A)1000715625500
Max Efficiency91%92%92%93%
Weight6.2kg6.3kg6.3kg6.1kg
Specs Chart
🔧Other Related Motors
Motor 1
Motor 2
Motor 3
📐Motor Drawings & Wiring
Drawing 1
Drawing 2
Wiring Diagram
📦Packaging & Delivery
Package Size
42.00cm * 35.00cm * 21.00cm
Package Gross Weight
8.000kg
Frequently Asked Questions
What is the waterproof rating of this motor?
The motor is tested to IP68 standards, meaning it can be operated permanently underwater and in extremely dusty environments.
What cooling methods does the D107L165 series support?
This motor features a dual cooling solution: Water Cooling combined with Air Cooling for maximum thermal management during high-power operation.
What is the expected life span of the motor?
The motor is designed for durability with an estimated working life span of approximately 8,000 hours under normal operating conditions.
Can I use this motor for an electric boat conversion?
Yes, it is specifically designed for boat engines, electric outboard conversions, and underwater thrusters due to its high torque and gearless design.
What is the peak power output of this motor?
While the nominal power is between 5kW and 15kW, the motor can achieve a maximum output power of up to 30kW-32kW depending on the specific variant and cooling efficiency.
Are custom shaft options available?
Yes, the motor supports various shaft configurations including Keyway, Splined, Threaded, Stepped, and Tapped designs to suit your specific assembly requirements.

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