- Match light type to location: reading lights for berths and chart tables, courtesy lights for companionways and saloons, mast lights for navigation
- Choose IP65 or higher for any exposed or semi-exposed position
- Look for 10–30V DC voltage range to ensure compatibility with both 12V and 24V systems
- A CRI of 90+ makes a visible difference in how materials and colours render below deck
- Warm white (2700K) creates the right atmosphere for yacht interiors without being harsh
What Types of Yacht Lights Do You Need?
Yacht interior lighting breaks down into five functional categories, each serving a distinct purpose. The right setup combines all of them, sized and specified to the space.
- Courtesy lights – Low-level ambient lighting for companionways, steps, saloon sills, and berth surrounds. Primarily for orientation and atmosphere rather than task lighting.
- Reading lights – Directional, adjustable lights for chart tables, berths, and settees. Should be individually switchable and ideally dimmable.
- Downlights – General cabin illumination recessed into the headliner. The backbone of interior lighting in saloons and galleys.
- Deck and cockpit lights – Weatherproof lights for the cockpit, deck, and exterior passageways. Require higher IP ratings.
- Mast and boom lights – Focused, high-output lights for illuminating deck areas from above. Often used in combination with steaming lights.
Most yachts benefit from layering these categories rather than relying on one type alone. A well-lit saloon typically combines a downlight for general illumination with reading lights at each seating position and a courtesy light or two at floor level.
What Does IP Rating Mean for Marine Lights?
IP (Ingress Protection) rating describes a light's resistance to dust and water. For yacht lighting, the second digit — water resistance — is the critical one.
| IP Rating | Water Protection | Recommended Use |
|---|---|---|
| IP44 | Splash protection from any direction | Enclosed, dry interior cabins only |
| IP65 | Low-pressure water jets from any direction | Saloons, companionways, semi-protected areas |
| IP67 | Temporary submersion up to 1 metre | Deck-level courtesy lights, cockpit surrounds |
| IP68 | Continuous submersion beyond 1 metre | Underwater lights, through-hull applications |
For most interior yacht lighting, IP65 is the practical minimum. Cabins on sailing yachts are rarely fully dry — hatches, condensation, and spray all introduce moisture. IP65 provides reliable protection without overspecifying. For deck-level applications or anything in the cockpit, IP67 is the safer choice.
Brass vs. Stainless Steel vs. Aluminium: Which Material Is Right?
The material of a yacht light affects durability, aesthetics, and how it weathers over time in a salt-air environment.
| Material | Advantages | Disadvantages | Best Application |
|---|---|---|---|
| Brass | Classic appearance, develops a natural patina, proven marine history | Requires regular polishing if bright finish desired, heavier | Traditional interiors, heritage-style yachts |
| Stainless Steel (316L) | Highly corrosion-resistant, maintains finish with minimal maintenance, clean modern look | Higher cost than brass or aluminium | Contemporary interiors, long-term offshore use |
| Aluminium | Lightweight, good corrosion resistance with anodising, cost-effective | Can corrode without surface treatment, less premium feel | Deck lights, weight-sensitive applications |
For most interior applications, 316L marine-grade stainless steel offers the best balance of longevity, low maintenance, and visual quality. Brass suits traditional or heritage-style interiors particularly well. Aluminium makes sense where weight is a priority or cost is a constraint.
What Voltage Range Do I Need for Yacht Lighting?
Most modern yachts run on either a 12V or 24V DC electrical system. The safest choice is a light rated for a wide input range — typically 10–30V DC — which covers both system voltages with headroom for voltage fluctuations under load or charging.
A 12V system operates between roughly 11.5V (discharged batteries) and 14.4V (under charge). A 24V system spans approximately 22V to 28.8V. A light rated 10–30V DC handles all of these states without requiring separate products for different boats.
Single-voltage lights (12V only or 24V only) work fine if you know your system, but they limit flexibility and create stock management overhead if you're fitting out multiple boats or planning a system upgrade.
Frequently Asked Questions
What is the best IP rating for yacht interior lighting?
IP65 is the practical minimum for most interior positions. It protects against low-pressure water jets from any angle, which covers condensation, spray ingress, and the kind of moisture that reaches most yacht cabins. For deck-level or cockpit positions, IP67 is the better choice.
Can I use the same lights on a 12V and 24V system?
Yes, if the fitting is rated for a wide voltage range such as 10–30V DC. These lights are compatible with both 12V and 24V systems and handle the voltage variations that come with charging and load. Avoid single-voltage fittings unless you are certain your system will not change.
What CRI should yacht lights have?
For interior spaces — saloons, berths, galleys — a CRI of 90 or above is recommended. It renders wood, upholstery, and skin tones accurately and makes the space feel considered rather than clinical. CRI 70–80 is acceptable in utility areas like engine rooms where colour quality is not a priority.
Are LED lights suitable for all yacht applications?
Yes. Modern marine LEDs are suitable for all interior and most exterior applications. They operate efficiently across wide voltage ranges, produce minimal heat, and last significantly longer than halogen or incandescent alternatives. The key is specifying the correct IP rating and choosing a fitting from a manufacturer who designs for marine conditions rather than adapting a domestic product.
How do I choose between reading lights and downlights for a berth?
A downlight provides general illumination for the cabin; a reading light provides directed, adjustable light for the occupant. For berths used for sleeping and reading, both serve different purposes. A downlight alone creates insufficient contrast for comfortable reading; a reading light alone does not illuminate the space adequately for moving around. Where headroom and budget allow, both is the better answer.
Cabin Denmark has been designing marine lighting since 1977. Our lights are built for the conditions found on board — from Scandinavian coastal sailing to offshore passage-making — and are used by yacht builders, refit yards, and owners across Europe.