The Catalac 12M stands as the flagship of the Tom Lack Catamarans range, representing the ultimate evolution of the shipyard's "strength first" design philosophy. Launched in the late 1970s and produced until the mid-1980s, the 12M (often referred to as the Catalac 39 or 40) was one of the largest production catamarans of its era. While modern multihulls prioritize slim hulls and high bridgedeck clearance for speed, the Catalac 12M was engineered as a robust, solid-foredeck cruiser designed to provide a stable, upright platform for long-distance liveaboards. Its silhouette is instantly recognizable by its vertical cabin windows and high-volume hulls, which deviate from the aerodynamic curves of contemporary French catamarans to prioritize interior cubic footage and structural integrity.
Catalac 12 Sailboats for Sale & Market Overview

- Make
- Catalac
- Model
- 12
- Builder
- Catalac / Tom Lack Catamarans Ltd.
- Designer
- Tom Lack
- Number Built
- 27
- Production Year(s)
- 1983 - ??
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| Source | Year | Make | Model | Price | Cabins | Heads | City | Country | Listing Date | |
|---|---|---|---|---|---|---|---|---|---|---|
DISCLAIMER: We are not affiliated with any external listing websites in any way. We simply aggregate publicly available listings to make it easier for buyers to find sailboats for sale. We cannot guarantee the accuracy of the listings, so please verify all information with the seller before making any decisions.