About us

J+S Ltd

We deliver robust and cost-effective solutions to customers' requirements across all military markets, in civil maritime markets and the offshore energy business.

Expertly combining comprehensive engineering development with production since 1956.

Approaching technology insertion with innovation to provide solutions to equipment obsolescence.

Working within a mature support infrastructure to ensure the continued availability of complex equipment operating in demanding environments.

From the naval, land and air-based military to the oil and gas or renewable energy sectors, customers rely on our creative engineering solutions; in-service support of complex systems and low volume production of bespoke or niche items.


Products

Acoustic Transducers

Acoustic Transducers

Supported by a broad range of acoustic transducer engineering skills and manufacturing capabilities. we offer a catalogue of proprietary transducer pr...

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AUV's - Navigation

AUV's - Navigation

Development of a navigation solution to meet the most demanding AUV requirements. Utilising spread spectrum technology results in high accuracy and lo...

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AUV's - Remote Deployable Sensors

AUV's - Remote Deployable Sensors

Remote Deployable Sensors (RDS) can be interrogated by AUV's for data downloading or can be linked to shore by fibre optic cable or radio modem.

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AUV's - Sonar

AUV's - Sonar

J & S Marine has developed a range of collision avoidance and mapping sonars specifically designed for AUV use. Offering fast updates by the use of el...

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Bespoke Transducers

Bespoke Transducers

Our expertise and products include state of the art composites and ceramics very thin line arrays. digital hydrophones. low noise devices and HF senso...

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Cable Splicing

Cable Splicing

We have designed equipment and developed fully qualified methodologies for the splicing and jointing of power and signal cables

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Cable Termination

Cable Termination

Subsea cables are often required to withstand considerable loads. and this includes the connection between the cable and the equipment. The design of ...

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cable terminations

cable terminations

Applying extensive experience in the designs of moulds and mould tools for cable connectors. we use thermoplastic injection moulding techniques to pro...

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Combat Systems Highway Interface Unit

Combat Systems Highway Interface Unit

The CSH Interface Unit provides off the shelf CSH to Ethernet connectivity using open Defence Standards and reduces development through the provision ...

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Communication Unit

Communication Unit

The Communication Unit (CU) implements the low level Combat System Highway protocols of Def Stan 00-19 and has a Ethernet Interface implementing the D...

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Composite Cable Connectivity Solution

Composite Cable Connectivity Solution

J+S were asked to investigate a connection solution for the EMEC (European Marine Energy Centre) wave & tidal test facility in Orkney. and propose a s...

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Continental Shelf EDB

Continental Shelf EDB

The composite material Electrical Distribution Box (EDB) is designed specifically for shallower waters. Its key features include: High integrity...

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Conventional Depth Sounders

Conventional Depth Sounders

Its design incorporates COTS components and an open architecture. thus reducing through life support costs and effort. Operation and maintenance are s...

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Custom Moulding

Custom Moulding

Applying extensive experience in the designs of moulds and mould tools for cable connectors. we use thermoplastic injection moulding techniques to pro...

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Custom Moulding Applications

Custom Moulding Applications

The range of applications includes: bend restrictors. flexible transducer array mats. penetrators. and multi-way cable harnesses. We are able to relia...

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Decoy Launch System

Decoy Launch System

The J+S decoy launch system has been designed as a fast response ship-borne decoy system and can fire all existing NATO Standard 130mm decoys – also k...

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Depth Sounder Design

Depth Sounder Design

The ES800 echo sounder is a state of the art military depth sounder. designed. developed and manufactured by J+S. It has been accepted into service by...

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Divers - Navigation

Divers - Navigation

Provision of systems for combined sonar and navigation solutions for mine warfare diver operations in very shallow water.

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Divers - Sonar

Divers - Sonar

Provision of mine detection and sea bed mapping sonars specifically designed for diver hand held systems. Electronic scanning provides fast updates an...

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Double Barrier Pressure Vessels

Double Barrier Pressure Vessels

This electronics housing is a versatile, robust pressure vessel for use in harsh subsea environments. Utilising a combination of COTS components and o...

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Echo Sounder Development

Echo Sounder Development

Its design incorporates COTS components and an open architecture. thus reducing through life support costs and effort. Operation and maintenance are s...

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Echo Sounder Manufacture

Echo Sounder Manufacture

Its design incorporates COTS components and an open architecture. thus reducing through life support costs and effort. Operation and maintenance are s...

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Echo Sounders

Echo Sounders

The ES800 echo sounder is a state of the art military depth sounder. designed. developed and manufactured by J+S. It has been accepted into service by...

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Electrical Distribution Box

Electrical Distribution Box

Our EDB comes in a range of sizes and configurations. It has been fully tested and qualified for use in mission critical applications. The two basic c...

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Electrical Jumper Cable Assemblies

Electrical Jumper Cable Assemblies

We manufacture electrical “jumper” cable assemblies. These jumpers can range in length from 1 metre to hundreds of metres and provide the power and co...

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electro-hydraulic jumper assemblies

electro-hydraulic jumper assemblies

We manufacture electrical “jumper” cable assemblies. These jumpers can range in length from 1 metre to hundreds of metres and provide the power and co...

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Energy System -  Umbilical Breakout Devices (UBD)

Energy System - Umbilical Breakout Devices (UBD)

The J & S Marine Umbilical Breakout Devices (UBD's) are a commercial range of high -reliability, long- term seawater enclosures designed specifically ...

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Energy System - Jumper Manufacture and Repair

Energy System - Jumper Manufacture and Repair

J & S Marine designs, manufacture and test jumper assemblies to suit customers' individual requirements. All industry standard connector arrangements ...

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Energy System - Subsea Umbilical Termination Units

Energy System - Subsea Umbilical Termination Units

J & S Marine designs, manufactures and installs a range of approved and qualified Subsea Umbilical Termination Units (SUTU) and Electrical Distributio...

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Energy System -Cable and Splicing and Repair

Energy System -Cable and Splicing and Repair

J & S Marine designs, manufactures and installs fully thermoplastic and mechanical pressure balanced splices for all control systems umbilical cable a...

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News

J+S raise a total of £6,175 for North Devon Hospice

J+S raise a total of £6,175 for North Devon Hospice

Barnstaple based J+S have shown their support for the North Devon Hospice this year after raising over £6,000 for the charity. Since May 2012, J+S ...

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Building Refit Programme underway at Barnstaple

Building Refit Programme underway at Barnstaple

The renovations will offer a more efficient manufacturing environment for the expanding business with additional open plan offices, meeting rooms, and...

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J+S exhibit at Canada’s premier Defence and Security show

J+S exhibit at Canada’s premier Defence and Security show

Building on their success in export activity to Canada, Barnstaple based engineering firm J+S Ltd has recently exhibited at CANSEC, Canada’s largest d...

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J+S target Offshore Wind Market

J+S target Offshore Wind Market

Barnstaple and Aberdeen based engineering firm J+S recently returned from exhibiting at the Global Offshore Wind Conference and Exhibition at the Exce...

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Record Results from J+S

Record Results from J+S

Barnstaple and Aberdeen based J+S Limited has reported record results for the year ended 30 September 2011. Sales were up 27.7% on the prior year to ...

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J+S Present Low Profile Array paper at UDT conference

J+S Present Low Profile Array paper at UDT conference

J+S has recently presented a technical paper at Underwater Defence Technology (UDT), on the Low Profile Array (LPA), a 16mm diameter passive acoustic ...

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J+S Looks East

J+S Looks East

J+S has recently exhibited at two major exhibitions in the Far East. In late May the Defence team displayed their products at IMDEX a major show and c...

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Barnstaple company recognised at major national manufacturing awards

Barnstaple company recognised at major national manufacturing awards

+S Ltd, a Barnstaple manufacturer providing customised engineering support to naval and off-shore oil and gas customers, has gained recognition as one...

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J+S exhibits the new Low Profile Array at Sea Future Exhibition in Italy

J+S exhibits the new Low Profile Array at Sea Future Exhibition in Italy

J+S Ltd recently exhibited at the Sea Future exhibition in La Spezia, Italy which ran from the 13th to the 15th October 2010. The 2010 show was th...

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Matt Blair addresses Subsea Europe Conference

Matt Blair addresses Subsea Europe Conference

J+S Ltd recently exhibited at the Subsea Europe Exhibition and Conference in Paris which ran from 27th to 28th October 2010. The conference exp...

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J+S Successful at the South West Business Challenge 2010 Awards

J+S Successful at the South West Business Challenge 2010 Awards

On Thursday, 22 October 2010, J+S won their second award of the year in the Business Innovation section of the South West Business Challenge 2010 Awar...

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Management Reorganisation at J+S

Management Reorganisation at J+S

With effect from 2 August 2010, J+S has undertaken an organisational restructure within the management team. Eric Abretti, previously Operations Di...

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J+S and EMEC Make the Connection

J+S and EMEC Make the Connection

Barnstaple and Aberdeen based Marine Renewables, Defence and Oil & Gas engineering business, J+S Ltd, has installed and tested seven J+S qualified ele...

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Local MP Visits J+S Aberdeen

Local MP Visits J+S Aberdeen

J+S Ltd’s Aberdeen based Oil and Gas engineering services provider, recently hosted a visit by Liberal Democrat MP for Gordon, Rt Hon Malcolm Bruce an...

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M-Class Frigates Sonar Upgrade

M-Class Frigates Sonar Upgrade

J+S Ltd has recently been awarded a £1.0m contract for the design and supply of four ship sets of sonar transducers by the Defence Materiel Organisati...

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Miscellaneous Sonar Equipment Support Contract

Miscellaneous Sonar Equipment Support Contract

MISCELLANEOUS SONAR EQUIPMENT SUPPORT CONTRACT J+S’ Defence business, based in Barnstaple, has recently been awarded a major contract for the In-...

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16 News

Documents

Renewables Brochure

Renewables Brochure

catalogue

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Defence Brochure

Defence Brochure

Catalogue

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Oil and Gas Brochure

Oil and Gas Brochure

Catalogue

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Low Profile Array

Low Profile Array

Datasheet

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Subsea Electrical Housing

Subsea Electrical Housing

Datasheet

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Fibre Optic Penetrator

Fibre Optic Penetrator

Datasheet

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8 Documents

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J+S Ltd

  • Riverside Road
  • Pottington Business Park
  • Barnstaple
  • Devon
  • EX31 1LY

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