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Safety and Survival Systems International (3Si) Group

Crew Protection and Safeguarding Solutions for Marine Operations

Safety and Survival Systems International (3Si) Group designs and manufactures a large portfolio of global marine safety products and services to support the offshore and renewable industries.

Saxon Wharf,
Lower York Street,
SO14 5QF Southampton,
United Kingdom

Saxon Wharf,
Lower York Street,
SO14 5QF Southampton,
United Kingdom

3Si Lead Image-

Safety and Survival Systems International (3Si) provides a complete portfolio of global marine safety products and services to support the offshore and renewables industries.

3Si has decades of combined industry expertise and is positioned as a globally trusted provider by leading manufacturers and brands in safety products.

The company is committed to serving its customers with expert advice and solutions, from simple supply, to bespoke products and systems. All products are fully supported by the company’s global service network.

SOLAS regulation liferafts for offshore power sites

The Ocean SOLAS commercial liferaft range is approved by SOLAS and MED Ship’s Wheel and is manufactored under the ISO 9001-accredited quality system. It has been developed by Ocean Safety to ensure its durable quality, with lower liferaft ownership costs.

The range includes davit launch, self-righting, throw-over, open-reversible and compact models, to suit customer’s specific requirements. 3Si also provides advice on bespoke solutions from cradle assembly to complete release systems.

United States Coast Guard (USCG) / SOLAS regulation liferafts and inflatable buoyant apparatus (IBAs) are available in a range of sizes to suit all applications and installations, including the space-saving low-profile version. The USCG range is supported by Revere’s global service network.

SOLAS and industrial lifejackets for offshore and renewable industries

The firm is constantly working to increase personal safety and is well aware that lifejackets need to be worn for long periods of time, often over large overalls. This is why the group develops products that are suitable for constant wear and can be fully integrated with automatic identification systems (AIS).

3Si supplies a wide range of lifejackets, including SOLAS and workwear options.

Drysuits and survival suits for all marine power applications

3Si Group company Typhoon International has more than 70 years of technical expertise in the manufacture of long-lasting dry and survival suits that are designed to be used in adverse conditions. The suits include SOLAS-approved variants, which all feature the latest material technology and are designed to increase the chances of survival at sea.

The company’s in-house manufacturing capability enables flexibility when designing products and is able to produce marine workwear according to a customer’s precise needs. This includes made-to-measure dry suits or extras such as pockets, custom zips and logos.

Handheld devices and on-board systems for the energy market

3Si offers a selection of electronics, including handheld devices and on-board systems from the world’s leading brands. This can take the form of simple supply to full product integration.

Personal AIS and personal locator beacons (PLB), to category one cables (CAT 1) and category two cables (CAT 2), are fully supported by the firm’s global service network.

Expert product advice for offshore windfarm personnel

3Si’s safety products are supported by a network of global service stations that operate with a flexible approach to customer service, offering competitive solutions and product expertise in safety and survival.

3Si service a wide range of products, including liferafts, lifejackets, survival suits, EPIRBs and man overboard systems.

Liferaft hire and servicing to support offshore platforms

The company’s liferaft hire division and fully managed servicing plans are designed to find a solution to suit every customer.

3Si allows for a reduction in operation costs, as well as cost predictability, while it also offers assurance that liferafts are up to date, serviced and in-line with industry regulations.

The company provides liferaft hire, exchange and fully managed servicing plans, which covers a full range of Ocean SOLAS commercial liferafts, including 130-person covered and open-reversible models.

Equipment Hire

The 3Si Group recognises that minimising capital expenditure and reducing operating costs are crucial in today’s offshore industry, and the company’s liferaft hire branch are committed to offering customers the best and most economical solution to meet their unique needs and expectations.


3Si’s Challenger lifejackets have been optimised for use in the most critical and demanding commercial environments, and are manufactured to ensure compliance with SOLAS and MED Ship’s Wheel requirements.

Ocean SOLAS Liferafts

3Si's Ocean SOLAS range of commercial liferafts is fully compliant with the latest SOLAS and MED Ship's Wheel standards.


3Si operates a global independent service network that operates with a flexible approach, providing excellent customer service, competitive solutions and product expertise in a comprehensive range of safety and survival applications.

Survival Suits

The 3Si Group’s range of hard-wearing drysuits and survival suits ensure that personnel are protected in extreme environments for continued use, and the group’s subsidiary Typhoon International possesses more than 70 years’ experience and industry expertise in the creation of high-quality safety solutions.

Marine Safety Solutions

Safety and Survival Systems International (3Si) and its group companies are trusted providers in the global marine safety market, grounded in more than 200 years of experience.

Safety and Survival Systems International (3Si) Group

Saxon Wharf

Lower York Street

SO14 5QF


United Kingdom