HTD Series Pipe Propeller Selection Table
Model | Thrust | Power/voltage | Weight | Size |
HTD06A | Forward thrust 6.6kg | Power 500W | In air: 1,1~1.8kg | Diameter 100mm |
Backward thrust 3kg | Voltage 48~300VDC | In water: 0.7~1.1kg | Length 186~214mm | |
HTD06B | Forward thrust 6.6kg | Power 450W | In air: 1,1~1.8kg | Diameter 116mm |
Backward thrust 6.6kg | Voltage 48~300VDC | In water: 0,7~1.1kg | Length 184~213mm | |
HTD08A | Forward thrust 8,4kg | Power 580W | In air: 1,1~2.0kg | Diameter 116mm |
Backward thrust 5,1kg | Voltage 48~300VDC | In water: 0,8~1.4kg | Length 186~213mm | |
HTD08B | Forward thrust 8,2kg | Power 450W | In air: 1,2~1.9kg | Diameter 130mm |
Backward thrust 6,2kg | Voltage 48~300VDC | In water: 0,9~1.4kg | Length 186~213mm | |
HTD09B | Forward thrust 9kg | Power 500W | In air: 1,7~2,1kg | Diameter 135mm |
Backward thrust 9kg | Voltage 24~300VDC | In water: 1,2~1,6kg | Length 190~228mm | |
HTD10A | Forward thrust 10,7kg | Power 500W | In air: 1,6~2.0kg | Diameter 134mm |
Backward thrust 6,5kg | Voltage 24~300VDC | In water: 1,1~1,5kg | Length 201~238mm | |
HTD15B | Forward thrust 15kg | Power 950W | In air: 2,2~2.9kg | Diameter 146mm |
Backward thrust 15kg | Voltage 48~300VDC | In water: 1,3~1.7kg | Length 232~270mm | |
HTD18B | Forward thrust 18kg | Power 1,1KW | In air: 2,2~3.2kg | Diameter 158mm |
Backward thrust 18kg | Voltage 48~300VDC | In water: 1,4~2.2kg | Length 241~280mm | |
HTD19A | Forward thrust 19kg | Power 1.1KW | In air: 2.2~3.3kg | Diameter 158mm |
Backward thrust 10kg | Voltage 48~300VDC | In water: 1.4~2.2kg | Length 243~280mm | |
HTD20B | Forward thrust 20kg | Power 1KW | In air: 2.7~3.1kg | Diameter 173mm |
Backward thrust 20kg | Voltage 48~300VDC | In water: 1.6~2.0kg | Length 244~280mm | |
HTD25A | Forward thrust 25kg | Power 1.25KW | In air: 3.5~4.6kg | Diameter 190mm |
Backward thrust 13kg | Voltage 72~300VDC | In water: 2.0~3.0kg | Length 226~254mm | |
HTD28B | Forward thrust 28kg | Power 1.4KW | In air: 5.0~6.0kg | Diameter 217mm |
Backward thrust 28kg | Voltage 110~300VDC | In water: 3.5~4.3kg | Length 269~301mm | |
HTD40B | Forward thrust 41kg | Power 1.4KW | In air: 7.5~8.8kg | Diameter 285mm |
Backward thrust 41kg | Voltage 110~300VDC | In water: 4.4~5.1kg | Length 273~305mm | |
HTD48A | Forward thrust 48kg | Power 2.3KW | In air: 6.0~8.3kg | Diameter 235mm |
Backward thrust 24kg | Voltage 72~600VDC | In water: 4.0~5.1kg | Length 294~356mm | |
HTD48B | Forward thrust 48kg | Power 2.2KW | In air: 6.8~9.1kg | Diameter 242mm |
Backward thrust 48kg | Voltage 72~600VDC | In water: 3.7~5.2kg | Length 294~356mm | |
HTD88B | Forward thrust 88kg | Power 6.5KW | In air: 10.4~12.6kg | Diameter 254mm |
Backward thrust 88kg | Voltage 260~330VDC | In water: 7.8~9.3kg | Length 366~487mm | |
HTD110B | Forward thrust 115kg | Power 6.5KW | In air: 13.3~15.5kg | Diameter 297mm |
Backward thrust 115kg | Voltage 260~330VDC | In water: 8.5~10.0kg | Length 366~487mm | |
HTD120A | Forward thrust 122kg | Power 6.5KW | In air: 12.6~16.3kg | Diameter 323mm |
Backward thrust 60kg | Voltage 260~600VDC | In water: 8.6~10.4kg | Length 366~487mm | |
HTD130A | Forward thrust 132kg | Power 6.5KW | In air: 14.0~17.4kg | Diameter 358mm |
Backward thrust 70kg | Voltage 260~330VDC | In water: 8.9~10.7kg | Length 366~487mm | |
HTD150A | Forward thrust 150kg | Power 5.5KW | In air: 20.0~28.8kg | Diameter 466mm |
Backward thrust 85kg | Voltage 260~330VDC | In water: 12.8~17.5kg | Length 433~576mm | |
HTD160B | Forward thrust 166kg | Power 14.3KW | In air: 18.3~23.0kg | Diameter 340mm |
Backward thrust 166kg | Voltage 300VDC | In water: 13.3~16.2kg | Length 472~609mm | |
HTD230A | Forward thrust 230kg | Power 14.3KW | In air: 24.9~35.8kg | Diameter 410mm |
Backward thrust 131kg | Voltage 300VDC | In water: 16.9~25.2kg | Length 472~609mm | |
HTD240B | Forward thrust 240kg | Power 12.8KW | In air: 37.0~44.1kg | Diameter 400mm |
Backward thrust 240kg | Voltage 300VDC | In water: 22.0~27.0kg | Length 499~647mm | |
HTD350B | Forward thrust 350kg | Power 19KW | In air: 61.7~70.0kg | Diameter 501mm |
Backward thrust 350kg | Voltage 600VDC | In water: 40.7~47.4kg | Length 613~800mm |
Product Features
● Optional speed open-loop and speed closed-loop, speed closed-loop is more conducive to achieving high consistency performance of multiple products.
● Optional ± 5V analog voltage signal, PWM signal controls motor rotation direction and speed, optional pulse signal and 0-5V analog voltage feedback motor speed.
●RS485 and CAN communication methods can be selected to control the direction and speed of motor rotation, and users can customize the product communication address and terminal resistance value through software commands.
●You can choose between the ultra long life version and the low-noise version, which support optimization of performance indicators such as thrust weight and efficiency, and support customization of higher voltage power supply.
●Built in over temperature, current limiting, and stall protection functions, supporting users to reset the protection function through program commands.
HTD19A thruster
| HTD20B thruster
|
Balanced performance, commonly used light duty ROV. | Balanced performance, equal forward and reverse thrust, commonly used lightweight operational ROV. |
HTD25A thruster
| HTD28B thruster
|
Large depth and high reliability, commonly used for operational ROV (high voltage level version). | Large depth and high reliability, commonly used for operational ROV (high voltage level version). |
HTD40B thruster
| HTD48A thruster
|
Large depth and high reliability, commonly used for operational ROV (high voltage level version). | Large depth and high reliability, commonly used for operational ROV (high voltage level version). |
HTD48B thruster
| HTD88B thruster
|
Large depth and high reliability, commonly used for operational ROV (high voltage level version). | Large depth, high reliability, commonly used for large ROV or as a large AUV booster. |
Product Parameters
Model | Thrust | RPM/ Power /Voltage | Control method | RPM control | Size |
HTD19A thruster | Forward Thrust 19kg | 2600r/min | ① ± 5V analog voltage | ① 0~5V analog voltage | Diameter 158mm |
HTD20B thruster | Forward Thrust 20kg | 2500 r/min | ① ± 5V analog voltage | ① 0~5V analog voltage | Diameter 173mm |
HTD25A thruster | Forward Thrust 25kg | 1850r/min | ① ± 5V analog voltage | ① 0~5V analog voltage | Diameter 190mm |
HTD28B thruster | Forward Thrust 28kg | 1300r/min | ① ± 5V analog voltage | ① 0~5V analog voltage | Diameter 217mm |
HTD40B thruster | Forward Thrust 41kg | 830r/min | ① ± 5V analog voltage | ① 0~5V analog voltage | Diameter 285mm |
HTD48A thruster | Forward Thrust 48kg | 1900r/min | ① ± 5V analog voltage | ① 0~5V analog voltage | Diameter 235mm |
HTD48B thruster | Forward Thrust 48kg | 2000r/min | ① ± 5V analog voltage | ① 0~5V analog voltage | Diameter 242mm |
HTD88B thruster | Forward Thrust 88kg | 1600r/min | ① ± 5V analog voltage | ① 0~5V analog voltage | Diameter 254mm |
Note: Excluding connector dimensions, relevant dimensions can be found in the connector selection table. | |||||
HTD19A thruster | ||||||
Material | Environment | Driving | Pressure | Depth rating | Weight in air & water | Connector model |
Aluminum alloy | Freshwater | Built in | Shell | 0~850m | 2.3kg/In water:1.5kg | 48~90VDC(Micro 16-core)/120~300VDC(Micro 8-core) |
Titanium alloy | Seawater | Built in | Shell | 0~1500m | 2.6kg/In water:1.7kg | 48~90VDC(Micro 16-core)/120~300VDC(Micro 8-core) |
Aluminum alloy | Freshwater | Extemal | Shell | 0~850m | 2.2kg/In water:1.4kg | 48~90VDC(Micro 16-core)/120~300VDC(Micro 16-core) |
Titanium alloy | Seawater | Extemal | Shell | 0~1500m | 2.5kg/In water:1.6kg | 48~90VDC(Micro 16-core)/120~300VDC(Micro 16-core) |
Titanium alloy | Seawater | Extemal | Oil filled seal | 0~6000m | 3.2kg/In water:2.1kg | 48~90VDC(Micro-oil 16 cores)/120~300VDC(Micro-oil 16 cores) |
Titanium alloy | Seawater | Extemal | Oil filled seal | Full ocean depth | 3.3kg/In water:2.2kg | 48~90VDC(Standard-oil 16 core)/120~300VDC(Standard-oil 8-core) |
HTD20B thruster | ||||||
Material | Environment | Driving | Pressure | Depth rating | Weight in air & water | Connector model |
Aluminum alloy | Freshwater | Built in | Shell | 0~850m | 2.8kg/In water:1.6kg | 48~120VDC(Micro 16-core)/150~300VDC(Micro 8-core) |
Titanium alloy | Seawater | Built in | Shell | 0~1500m | 3.1kg/In water:2.0kg | 48~120VDC(Micro 16-core)/150~300VDC(Micro 8-core) |
Aluminum alloy | Freshwater | Extemal | Shell | 0~850m | 2.7kg/In water:1.6kg | 48~120VDC(Micro 16-core)/150~300VDC(Micro 16-core) |
Titanium alloy | Seawater | Extemal | Shell | 0~1500m | 2.9kg/In water:1.8kg | 48~120VDC(Micro 16-core)/150~300VDC(Micro 16-core) |
Titanium alloy | Seawater | Extemal | Oil filled seal | 0~6000m | 3.0kg/In water:1.9kg | 48~120VDC(Standard-oil 16 core)/150~300VDC(Micro-oil 16 cores) |
Titanium alloy | Seawater | Extemal | Oil filled seal | Full ocean depth | 3.1kg/In water:2.0kg | 48~120VDC(Standard-oil 16 core)/150~300VDC(Micro-oil 16 cores) |
HTD25A thruster | ||||||
Material | Environment | Driving | Pressure | Depth rating | Weight in air & water | Connector model |
Aluminum alloy | Freshwater | Built in | Shell | 0~850m | 3.7kg/In water:2.2kg | 72~120VDC(Micro 16-core)/150~300VDC(Micro 8-core) |
Titanium alloy | Seawater | Built in | Shell | 0~1500m | 4.4kg/In water:2.9kg | 72~120VDC(Micro 16-core)/150~300VDC(Micro 8-core) |
Aluminum alloy | Freshwater | Extemal | Shell | 0~850m | 3.5kg/In water:2.0kg | 72~120VDC(Micro 16-core)/150~300VDC(Micro 16-core) |
Titanium alloy | Seawater | Extemal | Shell | 0~1500m | 4.3kg/In water:2.8kg | 72~120VDC(Micro 16-core)/150~300VDC(Micro 16-core) |
Titanium alloy | Seawater | Extemal | Oil filled seal | 0~6000m | 4.6kg/In water:3.0kg | 72~120VDC(Standard-oil 16 core/150~300VDC(Micro-oil 16 cores) |
Titanium alloy | Seawater | Extemal | Oil filled seal | Full ocean depth | 4.6kg/In water:3.0kg | 72~120VDC(Standard-oil 16 core)/150~300VDC(Micro-oil 16 cores) |
HTD28B thruster | ||||||
Material | Environment | Driving | Pressure | Depth rating | Weight in air & water | Connector model |
Aluminum alloy | Freshwater | Built in | Shell | 0~850m | 5.3kg/In water:3.8kg | 110~300VDC(Micro 8-core) |
Titanium alloy | Seawater | Built in | Shell | 0~1500m | 6.2kg/In water:4.6kg | 110~300VDC(Micro 8-core) |
Aluminum alloy | Freshwater | Extemal | Shell | 0~850m | 5.0kg/In water:3.5kg | 110~300VDC(Micro 16-core) |
Titanium alloy | Seawater | Extemal | Shell | 0~1500m | 5.8kg/In water:4.3kg | 110~300VDC(Micro 16-core) |
Titanium alloy | Seawater | Extemal | Oil filled seal | 0~6000m | 6.0kg/In water:4.3kg | 110~300VDC(Micro-oil 16 cores) |
Titanium alloy | Seawater | Extemal | Oil filled seal | Full ocean depth | 6.0kg/In water:4.3kg | 110~300VDC(Standard-oil 8-core) |
HTD40B thruster | ||||||
Material | Environment | Driving | Pressure | Depth rating | Weight in air & water | Connector model |
Aluminum alloy | Freshwater | Built in | Shell | 0~850m | 7.8kg & 4.6kg | 110~300VDC(Micro 8-core) |
Titanium alloy | Seawater | Built in | Shell | 0~1500m | 9.3kg & 6.1kg | 110~300VDC(Micro 8-core) |
Aluminum alloy | Freshwater | Extemal | Shell | 0~850m | 7.5kg & 4.4kg | 110~300VDC(Micro 16-core) |
Titanium alloy | Seawater | Extemal | Shell | 0~1500m | 9.0kg & 5.9kg | 110~300VDC(Micro 16-core) |
Titanium alloy | Seawater | Extemal | Oil filled seal | 0~6000m | 8.8kg & 5.1kg | 110~300VDC(Micro-oil 16 cores) |
Titanium alloy | Seawater | Extemal | Oil filled seal | Full ocean depth | 8.8kg & 5.1kg | 110~300VDC(Standard-oil 8-core) |
HTD48A thruster | ||||||
Material | Environment | Driving | Pressure | Depth rating | Weight in air & water | Connector model |
Aluminum alloy | Freshwater | Built in | Shell | 0~850m | 6.5kg & 4.1kg | 72~120VDC(Micro 12 core) / 150~300VDC(Micro 8-core) |
Titanium alloy | Seawater | Built in | Shell | 0~1500m | 7.5kg & 5.1kg | 72~120VDC(Micro 12 core) / 150~300VDC(Micro 8-core) |
Aluminum alloy | Freshwater | Extemal | Shell | 0~850m | 6.0kg & 4.0kg | 72~300VDC(Micro 16-core) |
Titanium alloy | Seawater | Extemal | Shell | 0~1500m | 7.0kg & 5.0kg | 72~300VDC(Micro 16-core) |
Titanium alloy | Seawater | Extemal | Oil filled seal | 0~6000m | 8.3kg & 5.0kg | 72~300VDC(Micro-oil 16 cores) |
Titanium alloy | Seawater | Extemal | Oil filled seal | Full ocean depth | 8.3kg & 5.0kg | 72~300VDC(Standard-oil 8-core) |
HTD48B thruster | ||||||
Material | Environment | Driving | Pressure | Depth rating | Weight in air & water | Connector model |
Aluminum alloy | Freshwater | Built in | Shell | 0~850m | 7.3kg & 4.2kg | 72~120VDC(Micro 12 core) / 150~300VDC(Micro 8-core) |
Titanium alloy | Seawater | Built in | Shell | 0~1500m | 8.3kg & 5.2kg | 72~120VDC(Micro 12 core) / 150~300VDC(Micro 8-core) |
Aluminum alloy | Freshwater | Extemal | Shell | 0~850m | 6.8kg & 3.7kg | 72~300VDC(Micro 16-core) |
Titanium alloy | Seawater | Extemal | Shell | 0~1500m | 7.8kg & 4.7kg | 72~300VDC(Micro 16-core) |
Titanium alloy | Seawater | Extemal | Oil filled seal | 0~6000m | 9.1kg & 4.7kg | 72~300VDC(Micro-oil 16 cores) |
Titanium alloy | Seawater | Extemal | Oil filled seal | Full ocean depth | 9.1kg & 4.7kg | 72~300VDC(Standard-oil 8-core) |
HTD88B thruster | ||||||
Material | Environment | Driving | Pressure | Depth rating | Weight in air & water | Connector model |
Aluminum alloy | Freshwater | Built in | Shell | 0~850m | 12.3kg/In water:8.1kg | 260~330VDC(Micro 12 core) |
Titanium alloy | Seawater | Built in | Shell | 0~1500m | 12.3kg & 8.1kg | 260~330VDC(Micro 12 core) |
Aluminum alloy | Freshwater | Extemal | Shell | 0~850m | 13.8kg & 9.6kg | 260~330VDC(Micro 12 core) |
Titanium alloy | Seawater | Extemal | Shell | 0~1500m | 10.4kg & 7.8kg | 260~330VDC(Micro 16-core) |
Titanium alloy | Seawater | Extemal | Oil filled seal | 0~6000m | 11.2kg & 8.6kg | 260~330VDC(Micro 16-core) |
Titanium alloy | Seawater | Extemal | Oil filled seal | Full ocean depth | 12.6kg & 9.3kg | 260~330VDC(Micro-oil 16 cores) |
Note: The weight change of the oil filling compensation product is affected by the length of the oil pipe. For every 0.1 meter increase in the oil pipe, there is a weight gain of 45g in the air and 16g in the water.Waterproof connector configuration (relevant parameters can be found in the connector selection table). | ||||||
HTD19A thruster


HTD20B thruster


HTD25A thruster


HTD28B thruster


HTD40B thruster


HTD48A thruster


HTD48B thruster


HTD88B thruster


Wiring Instruction
Product end connector interface External optional connector interface

Built in 6–core | ±5V Analog voltage control | PWM control | CAN control | RS485/422 control |
Item | Definition | Definition | Definition | Definition |
1 | PGND | PGND | PGND | PGND |
2 | +VDC | +VDC | +VDC | +VDC |
3 | SGND | SGND | SGND | SGND |
4 | +12VDC | +12VDC | +12VDC | +12VDC |
5 | ±5VDC | PWM | CANH | RS485/422–A |
6 | FB | FB | CANL | RS485/422–B |
Built in 8–core | ±5V Analog voltage control | PWM control | CAN control | RS485/422 control |
Item | Definition | Definition | Definition | Definition |
1 | PGND | PGND | PGND | PGND |
2 | +VDC | +VDC | +VDC | +VDC |
3 | SGND | SGND | SGND | SGND |
4 | +12VDC | +12VDC | +12VDC | +12VDC |
5 | ±5VDC | PWM | CANH | RS485/422–A |
6 | FB | FB | CANL | RS485/422–B |
7 | PGND | PGND | PGND | PGND |
8 | +VDC | +VDC | +VDC | +VDC |
Built in 12–core | ±5V Analog voltage control | PWM control | CAN control | RS485/422 control |
Item | Definition | Definition | Definition | Definition |
1–4 | PGND | PGND | PGND | PGND |
5–8 | +VDC | +VDC | +VDC | +VDC |
9 | SGND | SGND | SGND | SGND |
10 | +12VDC | +12VDC | +12VDC | +12VDC |
11 | ±5VDC | PWM | CANH | RS485/422–A |
12 | FB | FB | CANL | RS485/422–B |
External 16-core | ±5V Analog voltage control | PWM control | CAN control | RS485/422 control |
Item | Definition | Definition | Definition | Definition |
1–5 | PGND | PGND | PGND | PGND |
6–10 | +VDC | +VDC | +VDC | +VDC |
11 | SGND | SGND | SGND | SGND |
12 | +12VDC | +12VDC | +12VDC | +12VDC |
13 | ±5VDC | PWM | CANH | RS485/422–A |
14 | FB | FB | CANL | RS485/422–B |
15 | NC | NC | NC | NC |
16 | NC | NC | NC | NC |
8-core external | 12-core external | 16-core external | |||
Item | Definition | Item | Definition | Item | Definition |
1 | U | 1–2 | U | 1–3 | U |
2 | V | 3–4 | V | 4–6 | V |
3 | W | 5–6 | W | 7–9 | W |
4 | +5VDC | 7 | +5VDC | 10 | +5VDC |
5 | Ha | 8 | Ha | 11 | Ha |
6 | Hb | 9 | Hb | 12 | Hb |
7 | Hc | 10 | Hc | 13 | Hc |
8 | GND | 11 | GND | 14 | GND |
/ | / | 12 | NC | 15 | NTC1 |
/ | / | / | / | 16 | NTC2 |
Connector Options
MCBH6M/8M |
|
MCBH6F/8F | |
MCBHRA6M/8M | |
MCBHRA6F/8F | |
MCBH12M/16M | |
MCBH12F/16F | |
BH6M/8M | |
BH6F/8F | |
BH12M/16M Standard 12/16 pin male socket | |
BH12F/16F | |
MCPBOF6M/8M | |
MCPBOF12M/16M | |
PBOF6M/8M | |
PBOF6F/8F | |
5187K67/9579K69 | |
5187K67/9579K69 | |
5187K69/9579K71 | |
MCDLS-F | |
DLSA-F | |
DLSB-F |


















