CubeMars DW15 Underwater Thruster
CubeMars DW15 Underwater Thruster
Product Description
The CubeMars DW15 underwater thruster is a high-performance propulsion system designed specifically for deep-diving remotely operated vehicles (ROVs) and autonomous underwater vehicles (AUVs).
Rated at 48 V, it delivers a maximum static thrust of ≥15 kgf and is engineered to operate reliably in underwater environments down to approximately 350 meters. The thruster features a precision-cast aluminum alloy housing, a dual-chamber independent sealing structure, and a low-friction dynamic shaft seal. Combined with high-thermal-conductivity potting material and efficient water-cooling heat dissipation, the DW15 ensures stable, maintenance-friendly operation even under high hydrostatic pressure and demanding mission profiles.
Core Specifications
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Dimensions: Φ130.6 × 174.5 mm
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Weight (in air): 1260 g
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Maximum Static Thrust: 15 kgf
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Continuous Rated Power: 750 W
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Operating Depth: 0–350 m
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Cable specification: TPU φ8mm, 3×16 AWG, 1.5M
Product Highlights
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Deep-Dive Capability: Validated for operation down to ~350 m—ideal for underwater inspection, survey, and sensor deployment missions
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High Thrust Output: Delivers ≥15 kgf static thrust, meeting the propulsion demands of medium-to-large ROVs/AUVs
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Robust & Durable Construction: Precision aluminum alloy housing + dual independent seal chambers + low-drag dynamic shaft seal effectively resist sand, silt, and seawater ingress, enhancing long-term reliability
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Advanced Thermal Management: Internal high-conductivity potting compound combined with ambient water cooling enables sustained full-load operation without overheating
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Integration-Friendly Design: Optimized for rapid integration with ROV/USV platforms, reducing maintenance frequency and improving mission reliability
Packaging Contents
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DW15 Underwater Thruster ×1
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Certificate of Conformance ×1







| PRODUCT PARAMETERS | |||
| Parameter | Value | Parameter | Value |
| Rated power | 750W | Main shaft sealing method | Low-resistance dynamic seal |
| Rated voltage | 48V | Main body structure | Two-stage sealing chamber |
| Maximum mooring thrust | ≥15kgf | Cable specifications | TPU(Glossy) φ8mm- 3*16AWG- 1.5M |
| Applicable water depth | 0-350M | Driver | External |
| Material of the nozzle | POM | Applications | Unmanned surface vehicle, Electric surfboard, ROV,etc. |
| Material of the propeller | Aluminum alloy | Weight | 1300g(in the air) 735g(in the water) |
| Material of the shell | Aluminum alloy | Environmental conditions | 0-50°C(Storage) 0-40°C(Operating ) |
| Propeller specifications | φ106mm | Usage tips | Rinse with clean water promptly after use. |
| Motor rotor pole number | 28P | Recommended ESC matching | TW-40A-12S |





