North American Catamaran Racing Association Current and notable past models Current and notable past models

| Model | Length_Over_All | Beam | Sail_Area | Crew | Comments |
|---|---|---|---|---|---|
| 18sq | 5.48m | 3.35 m | 18m² | 1 | Daggerboards |
| F18 Inter 18 | 5.52 m | 2.6 m | 20.45 / 21.15 m² | 2 | F18 class boat. Design: Morelli und Melvin |
| F18 Inter 2 | 5.52 m | 2.6 m | 20.45 / 21.15 m² | 2 | F18 class boat. Design: Alain Comyn |
| F18 Infusion | 5.52 m | 2.6 m | 20.45 / 21.15 m² | 2 | F18 class boat. Design: Morelli und Melvin |
| 5.7 | 5.67 m | 2.44 m | 21.3 m² | 2 | Skegs |
| 570 | 5.65 m | 2.44 m | 21.1 m² | 2 | Skegs |
| 5.8 | 5.8 m | 2.5 m | 22.8 m² | 2 | Daggerboards. Design: Roy Seaman |
| 580 | 5.8 m | 2.44 m | 22.1 m² | 2 | Daggerboards |