




2026 Diamond Yachts EF66 Power Catamaran For Sale
Power Catamarans
2026
66.25 ft
8
4
Shaft Drive
550 HP
10 KN
15 KN
Diesel
Vessel Description
2026 Diamond Yachts EF66 Power Catamaran for Sale in Fort Lauderdale, Florida
Diamond Yachts EF66 Power Catamaran for Sale: Spacious and Versatile Power Catamaran
A New Standard in Power Catamarans
The Diamond Yachts EF66 Power Catamaran is a remarkable vessel designed for those who appreciate both performance and comfort on the water. With a length of 66.25 feet and a beam of 32.08 feet, this power catamaran offers ample space for cruising and socializing. Equipped with twin Cummins QSB6.7 engines, each delivering 550 horsepower, she can reach a top speed of 15 knots, making her ideal for both leisurely outings and more adventurous excursions. This new model presenting a unique opportunity for buyers looking for a state-of-the-art power catamaran.
Designed for Comfort and Functionality
The EF66 features a well-thought-out layout that includes four cabins, accommodating up to eight guests and two crew members. Each cabin is equipped with its own dry head, ensuring privacy and convenience for all onboard. The interior is designed to maximize space and light, providing a welcoming atmosphere for relaxing or entertaining. The inclusion of a crew cabin enhances the vessel's versatility, making it suitable for extended voyages or entertaining guests.
Specifications - Diamond Yachts EF66 Power Catamaran
Builder: Diamond Yachts
Model: EF66 Power Catamaran
Location: Fort Lauderdale, Florida, US
Length: 66.25 feet
Beam: 32.08 feet
Draft: 3.42 feet
Engine: Twin Cummins QSB6.7 550 (15 hours)
Power: 550 HP each
Cruise Speed: 15 knots
Accommodations: 4 cabins, 4 heads, crew cabin
The Diamond Yachts EF66 was developed to usher in a new era of power catamarans that seamlessly blends luxury and comfort. Meticulously crafted by our designers to embody clean lines and open spaces, exuding timeless elegance and offering unparalleled comfort.
A chic yet robust silhouette and a steadfast vertical bow, the EF66 catamaran elevates luxury through its innovative spatial design.
The flybridge is thoughtfully divided into distinct functional zones – An entertainment area, dining space, and activity zone. Completely customizable and can include a wet bar, foldable dining table as well as a concealed barbecue and more. With the afterdeck, foredeck seating area and large walkways, the afterdeck, foredeck seating area and large walkways, the EF66 has all the space that you and your guests need with room to personalize the space with your own creativity.
- An Exceptional Design With Incredible Space
- The Best Opportunity For A Power Catamaran On The Market
- A Variety Of Optional Custom Hull Colors Can Be Selected
- Built To Order, Where You Define The Details Of What Is Important For You While Onboard
- Contact Us Today To Build Your Dream
Offered exclusively through Yachting Select. For private viewings and further details, please contact Justin Onofrietti directly at +1 954.770.5281 or justin@yachtingselect.com. Available at your convenience.
REMARKS
Not Often Will You Find Something As Special As This
Built To Order, Where You Can Define The Details Onboard That Are Important For You. Diamond Yachts Does The Rest And The End Result Will Be Exquisite!
If You Are In The Market For An Exceptional Design With Incredible Design And Space, The EF63 Diamond Yachts Is Your Next Acquisition. Call For Pricing And Details Today!
PRICING
Price Listed Is Base Retail Including Standard Options And Does Not Include Delivery, Duty or Tax. Marketing Pictures Displayed May Show Options That Are Not Included In The Base Price Listed.
Customizable Options And Pricing Are Available
DISCLAIMER
Yachting Select offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change or withdrawal without notice.
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NautiX Range Finder for Diamond Yachts EF66 Power Catamaran powered by YachtWay.Technical Specifications
United States (USA)
Diamond Yachts
Power Catamarans
Fiberglass
2025DIAMONDEF66
4
8
4
4
2 x Cummins QSB6.7 550
Shaft Drive
550 HP
Diesel
15 H
15 H
10 KN
15 KN
1,056 gal
4
Aluminum
396 gal
105 gal
66.25 ft
3.42 ft
117,000 lb
32.08 ft



