Your Professional Electric Thruster Supplier
Our goal is to be your true partner in Electric Thruster field in China.HELI was founded in 2016 and has professional experience in precision core components and intelligent system, such as underwater power system and intelligent drilling system.We have own research institute located in Tianjin, with a building area of over 2000 square meters and more than 50 large equipment units, with a total value of over 15 million yuan. HELI's R&D and production team with a wide range of technical fields covering various disciplines, including mechanical, electrical, hydrodynamic analysis, intelligent control, communication and IOT.
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Compact UUV ThrusterCompact UUV thrusters integrate high-power-density brushless motors, built-in drive electronics, and streamlined hydrodynamic nozzles into a modular footprint engineered for space-constrained
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High-Power-Density UUV ThrusterDesigned for deep-sea autonomous and remote-operated vehicles, this high-power-density UUV thruster delivers maximum thrust within a compact envelope, integrating advanced electromagnetic topology
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Long-Endurance UUV ThrusterEngineered for extended underwater missions, this high-efficiency propulsion system delivers sustained thrust output while minimizing electrical energy consumption, ensuring maximum operational range
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Deep-Sea UUV ThrusterEngineered for demanding subsea robotic platforms, this deep-sea UUV thruster integrates a handmade high-slot-fill brushless DC motor, a magnetically coupled non-contact transmission architecture,
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High-Efficiency UUV ThrusterEngineered for demanding subsea deployment, this high-efficiency unmanned underwater vehicle thruster delivers optimized hydrodynamic thrust while minimizing electrical power consumption to extend
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High-Thrust UUV Propulsion ThrusterEngineered for demanding subsea robotics, the High-Thrust UUV Propulsion Thruster delivers heavy-duty vectored thrust and precise speed control for unmanned underwater vehicles operating in deep or
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Compact ROV Underwater ThrusterEngineering-grade compact underwater thruster engineered for micro and observation-class remotely operated vehicles requiring high thrust-to-weight ratios and dependable subsea endurance. Built
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Deep-Water ROV ThrusterEngineered for extreme subsea environments, this brushless DC propulsion unit delivers high thrust-to-weight ratios and reliable hydrodynamic performance down to 6000 meters. Built with hard-anodized
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High-Speed ROV Underwater ThrusterEngineered for rapid response and high-speed maneuvering, this high-speed ROV underwater thruster delivers high thrust-to-weight ratios through an optimized hydrodynamic nozzle and a high-torque
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Heavy-Duty ROV Underwater ThrusterEngineered for demanding subsea intervention and deep-water work-class robotic operations, this heavy-duty industrial electric thruster delivers high-thrust vectoring performance, robust pressure
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High-Efficiency ROV Underwater ThrusterEngineered for work-class and inspection-class underwater robotic systems, this high-efficiency ROV thruster delivers optimized hydrodynamic performance, continuous multi-directional vector control,
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High-Thrust ROV Underwater Propulsion ThrusterThe high-thrust ROV underwater propulsion thruster is a heavy-duty subsea actuator engineered to deliver continuous high-output vectored thrust for observation-class and work-class unmanned
Industrial grade underwater thruster series, magnetic coupling sealing structure.The underwater thruster combined with the core components produced by our company, it has great advantages in stability and durability.
The standard design and oil compensation structure design are suitable for thrusters in marine environments at different depths.
Why Choose Us
Well quality control systerm
We have separate QC team to proceed the in-line and final-line inspection in house, which gurantee the quality meet your required standard. You can appoint your own qc or 3rd party to inspect the goods as well pirior to shipment.
Fast delivery date
Since we've been engaged in this filed for over than 10 years, our workers are much experienced and sufficient. Plus our good managements, we can expediate the delivery to 7 days for shipment if you have the urgent orders.
24 hours response
For your calls, we'll give you the answers right away. For any of your messages and emails, we will reply to you within 24 hours.
Our certificate
Weapon and equipment quality management system certification certificate, energy management system certification certificate.
Advantages of Electric Thruster




1. We have installed power isolation, over-current protection and over-temp. protection for the built-in driver. A ramp linear processing is performed on the control signal. These upgrades allow the thruster to switch directions frequently and quickly. This point is very suitable for ROV underwater Thruster.
2. Voltage fluctuation range can be +-15%, and operation within this range is feasible.
3. Long-life with 3000 hours of continuous running.
4. Our thruster adopt magnetically coupled drive structure, is the one that magnet array fitted inside the propeller hub is driven by the one attached inside the housing of the thruster, so as to realize non-contact and leakless.
This technology will produce ratchet effect in case of overload, avoiding damage to core components caused by high current when something wrapping the propeller.
5. DC brushless motor is handmade by HELI, with high slot filling rate, high precision and good quality. And high power density allows the thruster to provide a relatively large thrust within a small volume.
6. We have already added capacitors internally, effectively reducing BEMF's damage.
7. Oil-filled pressure compensation structure can balance the pressure inside and outside the cabin, allowing the thruster to adapt to different ocean depths, even full ocean depth. If the water depth exceeds 1500m, we recommend that customers choose the oil filled version to ensure stability and make maintenance more convenient.
8. RPM open-loop and closed-loop options are available
Applications of Electric Thruster
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Industry |
Top ROV Applications |
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Offshore Energy (Wing, Oil and Gas, Hydroelectric) |
General Visual Inspection |
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Military |
Submarine Rescue |
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Oceanography and Marine Science |
Coral and Marine Life Observation |
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Inshore Infrastructure (Tanks, Dams, and Waterways) |
Condition Assessment and Monitoring |
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Search and Rescue |
Drowned Victim Recovery |
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Commercial Diving and Salvage |
Attaching and releasing hooks for equipment installation and recovery |
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Aquaculture |
Equipment and infrastructure monitoring |
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Nuclear Decommissioning |
Fuel Rod Management |
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Underwater Exploration |
General Visual Observation |
Product Description
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Rated power |
1KW |
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Rated voltage |
48~300VDC |
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Max RPM |
2500r/min |
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Thrust |
20kg thrust forward |
20kg thrust reverse |
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Propeller rotation direction |
CW |
CCW |
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Propeller material |
SS |
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Housing |
AL alloy |
TI alloy |
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Sealing method |
Magnetically coupled |
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Depth rating |
850m |
1500m |
3000m |
6000m |
Full sea depth |
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Signal power |
12VDC(+-5%), <=250mA |
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Control mode |
Analog voltage (0~+5V forward; 0~-5V reverse) |
CAN BUS |
PPM |
RS485 |
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Feedback mode |
Pulse |
Analog voltage |
CAN BUS |
PPM |
RS485 |
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Temp. |
Storage temp. -40~70℃ |
Service temp. -5~40℃ |
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Drive |
Built-in |
External |
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Delivery
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Selling units |
Single item |
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Single package size |
18.8X12.2X9.9 cm |
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Single gross weight |
3.000 KG |
Lead Time
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Quantity (sets) |
1 - 1 |
> 1 |
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Lead time (days) |
15 |
To be negotiated |
Packaging & Shipping
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The package size of 168cm board |
3 different plywood box: |
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The package size of 210 cm board |
3 different plywood box: |

FAQ
As one of the most professional electric thruster manufacturers and suppliers in China, we're featured by quality products and good price. Please rest assured to buy discount electric thruster for sale here and get quotation from our factory. Contact us for customized service.


