Cooling solutions
NRF delivers compact, efficient and low-maintenance cooling systems for the marine industry, engineered for long-term performance in demanding conditions.
Discover our products
Built for life at sea
Since inventing the box cooler in 1959, NRF has been a trusted partner in marine cooling technology. Featuring a U-shaped tube bundle installed inside the vessel’s sea chest, our design uses natural seawater circulation for efficient, environmentally friendly cooling with minimal upkeep. From compact vessels to large-scale cargo ships, NRF cooling systems adapt to a wide range of vessels and applications. With in-house engineering, a global supply network and certified service partners, we ensure dependable performance and professional support throughout the product’s lifetime.
Maintenance & Spare Parts
NRF cooling systems are built for durability, but proper maintenance ensures optimal performance, especially in challenging marine environments. Through our global network of certified service partners, we provide fast, high-quality support — from cleaning and re-coating to minor repairs.
Need parts? NRF supplies original spares including gaskets, drain plugs, bolts and mounting kits. Many items are custom-made and available within 24 hours, ensuring your vessel stays operational with minimal downtime.
