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Excess 12 insurance: calculate your premium

Model page, insured as a catamaran

The Excess 12 is insurable with us as a catamaran, whatever its year, wherever you bought it and however many owners came before you. Liability, hull, legal expenses and personal accident cover sit in one contract, set up online in five minutes.

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At a glance

Make
Excess
Type of boat
catamaran
Length overall
11.74 m
Beam
6.73 m
Built
since 2019

Manufacturer figures for the Excess 12, 2026 model year; your own papers count.

Premium

from €39 a year for a sailing boat, from €49 for a motorboat

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Length 11.74 m against a metre scale, to scale.

Excess 12: cover, cost and conditions

For the Excess 12 we do not price by model name. The premium comes from five entries in the online calculator: type of boat, year, value, engine output and cruising area.

The premium for a Excess 12 starts from €39 a year for a sailing boat, from €49 for a motorboat. How much hull cover adds depends on the value: partial cover pays for fire, storm, lightning, theft of the whole boat and winter storage damage, full cover also for collision, grounding, vandalism and theft of parts. On a total loss we pay the agreed value, in Premium with no new-for-old deduction.

Whether bought used, brought in from abroad or ordered new, we write the Excess 12 with a berth in Germany or abroad. The international certificate of insurance arrives automatically in ten languages. Take cover out before the handover and transport and the first launch are already insured.

Not to be mixed up with its sisters: this is the Excess 12, number twelve.

Frequently asked

Does NAMMERT insure the Excess 12?

Yes.

Whether we insure the Excess 12 depends not on make or model but on type of boat, year, value,

engine output and cruising area.

What does cover for a Excess 12 cost?

For the Excess 12 the premium starts from €39 a year for a sailing boat, from €49 for a motorboat.

The online calculator shows the exact amount after a few entries,

without you leaving any contact details.

My model is spelled slightly differently, does this page still apply?

Yes.

With the Excess 12, spelling and suffixes often differ between model years and papers.

Use the name from your documents; premium and cover follow the technical figures.

On a total loss, do I get the replacement value?

With full cover, yes.

The Excess 12 is settled at the agreed value,

in the Premium tariff with no cap and no new-for-old deduction.

Can I switch from my existing insurer?

Yes.

The old contract for your Excess 12 is cancelled by our switching service at no cost.

You pay only after it runs out, and the switching discount stays for good.

Other models by this make

Excess 13 Excess 11 Excess 14

All models by Excess

Bollard with a mooring line made fast on a jetty, a lake in summer behind

Excess 12 insured in five minutes.

Calculate your insurance premium online, policy the same day, or call us: +49 3375 / 29 12 77.

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Mum, dad and two children laugh over a card game in the cockpit, the sea sparkling in the sunshine behind them

Ready to cast off?

Your boat. Your waters. We have your back.

A premium in one minute, a real person on the phone.

Or call us now: +49 3375 29 12 77