Silva Sweden Sailing Compasses & Marine Navigation Equipment

Silva is best known in sailing for its marine compass range. While GPS, chartplotters and instruments are now standard on most yachts, a correctly installed magnetic compass remains an important independent heading reference. It does not rely on battery power, satellite reception or networked electronics, which makes it useful for both everyday pilotage and backup navigation.

The Silva sailing range covers several different compass formats. Compact models such as the Silva 70P and Silva 85 suit smaller boats, dinghies, kayaks and restricted cockpit spaces. Larger 100 mm and 125 mm models are better suited to yachts where the compass must be read clearly from the helm, from the rail or from a standing steering position. For yachts with wheel steering, a pedestal-mounted model such as the Silva 125T provides a clear central reference, while flush-mounted models such as the Silva 125FTC are designed for recessed installation into a cockpit panel or console.

Silva Sweden Boat Compasses for Accurate Course Keeping

When choosing a Silva compass for a sailboat, the key technical points are mounting position, card size, heel angle, readability and compensation. Bulkhead-mounted models such as the Silva 100B/H, 102B/H and 125B/H are often used on sailing yachts where the compass is mounted into a vertical cockpit surface. The Silva 100P is a front-reading compass that can also suit mast or bulkhead mounting where the helmsman needs to read the course from different positions. Larger 125 mm models provide improved visibility over longer reading distances and are better suited to larger cockpits.

Sailing applications also place specific demands on compass stability. A yacht may heel significantly, pitch in waves and be steered from an off-centre position. Silva marine compasses use damped compass cards, lubber lines and gimballed arrangements on relevant models to maintain readable course information in rougher conditions. Many models also include or accept illumination for night sailing, while selected models include compensation to reduce the effect of magnetic deviation from onboard equipment.

Silva compass accessories are important when replacing, servicing or upgrading an existing installation. Covers protect the compass from UV and cockpit wear, lighting kits support night readability, and compensators can help correct local magnetic interference. For sailors replacing an older Silva compass, it is important to check the model, mounting cut-out, scale size and accessory compatibility before ordering.

In addition to compasses, the Silva marine range includes Eterna Marine and Eterna Navigator binoculars. These are relevant for coastal navigation, mark identification, watchkeeping and general use on deck. A 7x50 marine binocular format is widely used afloat because it gives a stable image from a moving platform and better light gathering than smaller lenses.

Choosing the Right Silva Compass

Frequently Asked Questions

Which Silva compass is best for a sailboat?

The best Silva compass depends on boat size, mounting position and how far the compass will be from the helm. Smaller boats may suit compact models such as the 70P or 85, while larger yachts generally benefit from a 100 mm or 125 mm compass card. Wheel-steered yachts often use a pedestal compass such as the 125T, while cockpit-panel installations may require a flush-mounted compass such as the 125FTC.

Do I still need a magnetic compass if I have GPS?

Yes. A GPS or chartplotter is useful for position, course over ground and route planning, but it depends on power, satellites and electronic systems. A magnetic compass provides an independent heading reference and remains valuable for backup navigation, steering a course and checking whether electronic heading data is plausible.

What is the difference between a bulkhead, flush and pedestal compass?

A bulkhead compass is mounted into a vertical cockpit surface. A flush compass is recessed into a flat panel or console for a low-profile installation. A pedestal compass is mounted on or near the steering pedestal, usually on larger wheel-steered yachts where the compass needs to be visible from the helm.

What is compass deviation?

Compass deviation is the error caused by magnetic influences on the boat, such as speakers, electronics, tools, steel components or wiring close to the compass. It is different from magnetic variation, which is the difference between magnetic north and true north. A compensator can reduce deviation, but the compass should still be checked after installation.

Why is heel angle important for a sailing compass?

Sailboats operate at significant heel angles, so the compass must remain readable when the boat is heeled. This is one reason sailors need to check the model specification, card design, lubber lines and gimbal arrangement rather than choosing only by price or diameter.

Can I replace parts on a Silva compass?

Many Silva compass installations can be maintained with compatible accessories such as covers, lights, mounting kits and compensators. Compatibility depends on the specific compass model, so the existing model number and installation type should be checked before ordering replacement parts.

Are Silva marine binoculars suitable for sailing?

Silva Eterna Marine and Eterna Navigator binoculars are designed for marine use. They are useful for identifying buoys, harbour entrances, navigation marks and other vessels. The Eterna Navigator version is particularly relevant when a built-in compass is useful for taking bearings from deck.