Yantai Haiyun Diving Equipment Co., Ltd
Yantai Haiyun Diving Equipment Co., Ltd
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Umbilicals for Sale

Our umbilicals, a core offering of our diver umbilical for sale, are available with a choice of air hoses, pneumo hoses, communication cables, data transmission cables, hot water hoses, and protective armor. Compatible with surface gas control panels and real-time monitoring systems, SEAM umbilical diving equipment support seamless communication with the surface, depth tracking, and emergency response, making them a versatile and comprehensive choice for diver umbilical for sale. Our umbilical diving equipments ensure reliable performance in offshore energy, salvage, and industrial diving operations, enabling teams to operate safely and efficiently.

SEAM—Confidence in Underwater Engineering.

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Types of Umbilicals for Sale

We deliver equivalent quality of umbilical diving equipment at market-leading prices, with full customization available.

How to Choose the Right 2-Part, 3-Part, 4-Part or 5-Part Diving Umbilical

The correct umbilical configuration depends on what must be transferred between the surface station and the diver. A basic system may only require breathing air and communication, while more complex commercial diving operations can also require pneumo depth measurement, video transmission or hot-water supply. Use the comparison below when evaluating a diving umbilical for sale for your surface-supplied diving system.

ModelUMB002UMB021UMB003UMB031UMB004UMB005
Configuration2-Part2-Part3-Part3-Part4-Part5-Part
Breathing Air Hose7.5 mm bore; 500 PSI / 35 bar working pressure; 2000 PSI / 140 bar minimum burst pressure; #6 JIC3/8 in / 9.5 mm bore; 500 PSI / 35 bar working pressure; 2000 PSI / 140 bar minimum burst pressure; #6 JIC7.5 mm bore; 500 PSI / 35 bar; #6 JIC3/8 in / 9.5 mm bore; 500 PSI / 35 bar; #6 JIC3/8 in / 9.5 mm bore; 500 PSI / 35 bar; #6 JIC3/8 in / 9.5 mm bore; 500 PSI / 35 bar; #6 JIC
Pneumo Hose5 mm bore; 400 PSI / 27.5 bar; #4 JIC1/4 in / 6 mm bore; 400 PSI / 27.5 bar; #4 JIC1/4 in / 6 mm bore; 400 PSI / 27.5 bar; #4 JIC1/4 in / 6 mm bore; 400 PSI / 27.5 bar; #4 JIC
Communication2 × 0.5 mm² screened pairs2 × 0.5 mm² screened pairs2 × 0.5 mm² screened pairs2 × 0.5 mm² screened pairs2 × 0.5 mm² screened pairs2 × 0.5 mm² screened pairs
VideoIntegrated video cable with RG-59 coax and 12 × #20 AWG conductorsIntegrated video cable with RG-59 coax and 12 × #20 AWG conductors
Hot Water1/2 in / 12.5 mm hot-water hose; 500 PSI / 35 bar
Total Weight330 kg/km377 kg/km418.5 kg/km487 kg/km667 kg/km
Recommended Selection ScenarioSelect when the system only requires breathing air and diver communication and a 7.5 mm breathing-air hose matches the required configuration.Select when only breathing air and communication are required but the system specification calls for a larger 3/8-inch breathing-air hose.Suitable when breathing air, communication and a dedicated pneumo hose for depth measurement are required, using the smaller air- and pneumo-hose configuration.Select when the operation requires air, communication and pneumo functions together with 3/8-inch breathing-air and 1/4-inch pneumo hoses.Recommended when surface personnel also need video transmission for underwater inspection, monitoring or recording in addition to air, communication and pneumo functions.



Which Umbilical Configuration Does Your Diving System Need?

  • Choose a 2-part umbilical when air and communication are the only required services.
    UMB002 and UMB021 both combine a breathing-air hose with a communication cable. The main selection difference is the breathing-air hose size: UMB002 uses a 7.5 mm nominal bore, while UMB021 uses a 3/8-inch / 9.5 mm nominal bore. The required hose specification should therefore be confirmed against the diving system before ordering.

  • Choose a 3-part umbilical when pneumo depth measurement is also required.
    UMB003 and UMB031 add a separate pneumo hose to the breathing-air and communication lines. UMB003 combines a 7.5 mm air hose with a 5 mm pneumo hose, while UMB031 uses a 3/8-inch / 9.5 mm air hose and a 1/4-inch / 6 mm pneumo hose.

  • Choose UMB004 when underwater video must be integrated into the diver's lifeline.
    In addition to breathing air, pneumo and communication, UMB004 incorporates a video cable with RG-59 coax and electrical conductors for camera and lighting connections. This configuration is suitable when surface teams require real-time visual monitoring or recording during underwater work.

  • Choose UMB005 when the diving system also requires hot-water delivery.
    UMB005 adds a 1/2-inch hot-water hose to the air, pneumo, communication and video lines. It is the most comprehensive configuration among these six models and is designed for professional surface-supplied diving operations where hot-water supply is required in cold-weather conditions.

Before specifying an umbilical, confirm the required breathing-air hose size, pneumo line, communication system, video equipment, hot-water requirement, fittings, operating length and termination arrangement. SEAM can then match the appropriate model and configuration to the surface control system and intended diving operation.


Benefits of Our Umbilicals

  • Industry-leading quality, as trusted commercial diving equipment suppliers,  we ensure our SEAM Umbilicals boast industry-leading quality, a signature of our diver umbilical for sale, featuring high tensile strength and flexibility, as well as wear, oil, and corrosion resistance.

  • Highly customizable: Customizable parts, lengths, and printing are all available, making our diver umbilical for sale adaptable to the most specific project requirements.

  • Quick Response Service: Rapid response to inquiries, samples, and technical support.

  • SEAM diver umbilical are trusted by professionals for reliability, adaptability, and excellent value in demanding underwater environments.

Yantai Haiyun Diving Equipment Co., Ltd.
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