Industry Leaders in Marine Aids to Navigation

Click here to explore Sealite’s Solutions beyond the Americas. 

Based in Tilton New Hampshire, Sealite USA is strategically located to provide local service throughout the Americas, including multilingual customer support, in-house manufacturing, new product design, and engineering services. Sealite USA is a major supplier to government authorities throughout the Americas in addition to private ports and marinas.

Sealite, part of SPX Technologies (NYSE: SPXC) is a technology leader in the design and manufacture of marine aids to navigation (AtoN) equipment including Marine Lighting, Navigation Buoys, Marine Floats, Port Entry Lighting systems, Lighthouse Lighting Equipment, and Monitoring and Control systems software.

Our company is a global manufacturer of products that guide vessels safely into ports and harbors around the world. The Sealite team is dedicated to servicing the marine industry through the efficient design of solutions that withstand the toughest environments. We offer the widest range of AtoN products in the marketplace.

The Sealite team is dedicated to servicing the marine industry through the efficient design and production of leading-edge products.

SPX Technologies is a supplier of highly engineered products and technologies, holding leadership positions in the HVAC, detection and measurement, and engineered solutions markets. Based in Charlotte, North Carolina, SPX Technologies had approximately $1.5 billion in annual revenue in 2019 and over 4,500 employees in 17 countries.

By choosing Sealite you can rest assured you have chosen the very best.

Industry Leaders in Marine Aids to Navigation

Member National Association of State Boating Law Administrators


Inland <br> Waterways solutions


Sealite provide a wide range of buoy and lantern products specifically designed...

Learn More
Ports & Harbors solutions

Ports & Harbors

Sealite can deliver a complete port and harbour solution including solar marine...

Learn More
Barge & Dredge  solutions

Barge & Dredge

Sealite understands the importance of minimizing risk near areas of barge operations,...

Learn More


All Sealite products are manufactured to exacting standards under strict quality control procedures. By choosing Sealite you have chosen the very best.


08 November 2022

Join Sealite USA at The Docks Expo 2022

Tilton, New Hampshire, USA – November 8, 2022 – The Marina Dock Age, a marina and boatyard management publication of over 25 years, hosts an annual conference to connect marina professionals, federal and state government agencies, manufacturers, distributors, and suppliers

06 September 2022

Sealite USA Exhibits in New Hampshire for 2022 NASBLA Annual Conference

Tilton, New Hampshire, USA – September 6, 2022 – The National Association of State Boating Law Administrators (NASBLA) 63rd Annual Conference is hosted in Sealite USA’s home state of New Hampshire. Sealite USA will be present at this year’s event

09 September 2021

Sealite USA Exhibiting at 2021 NASBLA

Tilton, New Hampshire, USA – September 9, 2021 – Sealite USA will be exhibiting their inland waterway solutions at the National Association of State Boating Law Administrators (NASBLA) 62nd Annual Conference. The event will take place September 26-29, 2021 at

31 December 2020

Sealite to Sponsor 2021 Colorado River Law Enforcement Annual Conference

Tilton, New Hampshire, USA – December 31, 2020 – Sealite USA will sponsor the Colorado River Law Enforcement Association Annual Conference. This year’s event will be held virtually on January 27, 2021. The event brings together local, state, and federal

23 December 2020

Season’s Greetings 2020

Dear valued customers and partners, Sealite USA will remain open and staffed to meet your needs during the following dates: December 28-30, 2020 Regular office hours will resume Monday, January 4, 2021. We wish you a happy and healthy holiday season.

20 February 2020

WHITE PAPER: Benefits of Polyethylene Buoys in Harsh Conditions

DOWNLOADS > White Paper | ENGLISH > White Paper | CANADIAN FRENCH   Benefits of Twin Keel Design Over Traditional Tail Tube Designed Buoys The free-standing design of twin keel buoys provides natural stability on deck of vessel resulting in:

26 November 2019

Sealite Masterclass Scheduled in Colombia, SA for 4-6 December, 2019

Tilton, New Hampshire – November 25, 2019 – Sealite’s final 2019 Masterclass will be held from 4 – 6 December in the Caribbean city of city of Cartegena, Colombia, SA. Organized by Sealite Americas in Tilton, NH, USA, the Masterclass