A T Instruments Ltd

A+T makes very high performance and well-engineered sailing instrument upgrades for existing yachts as well as complete systems for new-builds and major refit. We also make a complete range of spares, sensors and accessories for legacy instrument systems. All with excellent 24/7 support and service.

A+T equipment is now on over 400 of the world's largest and fastest yachts.

To develop the best marine instrument system made without compromise. Our founders each have 40 years of experience at the highest level of sailing instrument design, repair and race navigation. This is core to the enormous level of passion, design and support that lies behind A+T.