Box coolers
Blokland Non-Ferro
Family-owned Sliedrecht (NL) maker of box coolers, bottom-type coolers and shell-and-tube oil coolers, plus propulsion components, since 1962.
Shell-and-tube heat exchangers & charge air coolers
4 companies
Shell-and-tube heat exchangers, oil coolers and charge air coolers for engines, typically on smaller or high-speed engines.
Filter companies: Shell-and-tube heat exchangers & charge air coolers
Shell-and-tube heat exchangers & charge air coolers
E.J. Bowman (Birmingham) Ltd
Birmingham, UK maker of shell-and-tube heat exchangers, charge air coolers, header tanks and oil coolers for marine engines and e-propulsion.
Box coolers
Kelvion
Herne-based heat exchanger group (ex-GEA Heat Exchangers) with marine box coolers, plate and shell-and-tube HEX and charge air coolers.
Shell-and-tube heat exchangers & charge air coolers
Sen-Dure Products
Fort Lauderdale maker (since 1935) of copper and CuNi shell-and-tube heat exchangers and oil coolers for marine engines from 10 to 2,000+ hp.