TETELESTAI – 2011 Lagoon 400 | 3-Cabin Owner’s Version

If you’re looking for a way to start your Bahama cruise today this is the boat for you! Tetelestai's current owners we're on their way sailing the boat to the Caribbean for the winter when life plans changed. If you're looking for a boat, that is truly ready to go day one this is it.  Let their loss be your gain!

TETELESTAI is a 2011 Lagoon 400 3-cabin, 3-head Owner’s Version catamaran, thoughtfully upgraded and exceptionally well equipped for comfortable, independent cruising. With major investments in propulsion, rigging, electrical systems, and onboard amenities, she offers an outstanding opportunity for sailors looking to step into the cruising lifestyle without the stress and expense of a major refit.

Her extensive upgrades include new Yanmar engines and sail drives installed in 2026, new standing rigging, a lithium house battery bank, a watermaker, a washer/dryer, and Starlink connectivity. These improvements provide an excellent combination of reliability, comfort, and off-grid independence.

Whether island hopping through the Caribbean or settling into a quiet anchorage with fellow cruisers, TETELESTAI is ready for your next adventure.

Recent Major Upgrades

Propulsion

• New twin Yanmar 3JH40-C engines (40 HP each), installed in 2026, with fewer than 500 hours
• New twin Yanmar SD60 sail drives, installed in 2026
• Generator with fewer than 400 hours
• New three-blade propellers

Rigging, Sails & Deck

• New standing rigging, installed in 2026
• New mainsail, genoa, and spinnaker, installed in 2024
• All reef lines replaced in 2026
• Single-line reefing on reefs 1, 2, and 3, led aft to the cockpit
• All helm winches serviced in 2026
• Brand-new anchor windlass with wireless remote, installed in 2026
• Mantus 65 lb primary anchor with 350 ft of 10 mm chain
• Stainless-steel reinforced tender davit system

Electrical & Off-Grid Systems

• Brand-new house battery bank installed October 2026: 2 × Epoch 460Ah LiFePO4 batteries (920Ah total)
• DC electrical system reworked in October 2026, including 4/0 AWG tinned inverter cabling, a 400A Class T fuse at the lithium positive terminal, and upgraded bus bars
• Magnum MS2812 2,800W inverter/charger, programmed for the lithium battery profile
• 600W solar array
• Starlink satellite communications with 12V-to-48V conversion package
• Upgraded interior LED lighting

Living Systems & Comfort

• Watermaker installed in 2026
• Washer/dryer combo installed in 2026
• New joker valves in all three heads, October 2026
• Custom Corian countertops throughout
• Custom wraparound no-see-um exterior salon sunshades (2025)
• Full helm enclosure (2025)
• Reupholstered and remodeled salon cushions (2023)
• New salon table (2023)

Hull & Safety

• Fresh bottom paint, 2026
• Forward anchor locker bulkhead glassed in with drainage, following Lagoon recommendations (2026)
• Six-person life raft, USCG compliant (2025)

Included Equipment

• Highfield 310 dinghy with 20 HP Yamaha outboard

Electronics & Navigation

• Raymarine Axiom Pro RV 12 MFD at navigation station (2022), with Lighthouse 4 and Navionics
• Raymarine Axiom Pro 12 MFD at helm (2019)
• Raymarine Quantum 2 Doppler radar
• Raymarine AIS700 transceiver with dedicated antenna (2021)
• Standard Horizon Explorer VHF radio (2023)

Spacious, Comfortable & Easy to Handle

The Lagoon 400 is well known for its balance of interior volume, stability, and ease of handling, making it an excellent choice for a cruising couple or anyone seeking a comfortable liveaboard platform. TETELESTAI combines that proven design with thoughtful upgrades and practical equipment to support extended time aboard.

Her extensive improvements make her particularly attractive to buyers seeking a well-equipped catamaran with major systems already upgraded.

TETELESTAI was also featured in the August 2024 edition of Coast Magazine, under her former name, IMAGINE. See the cover and pages 24–28:

Documentation & Ownership

• USCG documented
• Fully US duty paid, with documentation on file

If you’re looking for a well-equipped Lagoon 400 that combines cruising capability, modern systems, and onboard comfort, TETELESTAI is a standout opportunity. Her extensive recent upgrades make her ready to take you toward your next blue-water adventure.

Layout & Accommodations

3 cabin, 3 head, owner’s version

Galley

Corian counter tops throughout
New deep sinks
New kitchen faucet
Water purifier
ENO 3 burner gas cooktop
Oyster 12 function stove
Magma large gas grill.
Salt water foot pump for galley sink
Vitrifrigo 12 VDC 130 liter refrigerator/freezer
Vitrifrigo 12 VDC 130 liter Freezer
Interior salon curtains for front and side windows
NEW (2023) Re-upholstered and remodeled salon cushions
NEW (2023) salon table

Deck & Equipment

NEW (2025) Custom wrap around no-see-um exterior salon sunshades
NEW (2025) Full helm enclosure
Harkin 46 self-tailing 2 speed winch (1 electric, 2 manual at helm station, 1 starboard aft of cockpit)
Harken 40 self-tailing 2-speed winch for the dinghy
Stainless steel reinforced tender davit system

Electronics & Navigation

NEW (2022) Raymarine Axiom Pro RV 12 MFD at the navigation station interior with SD card readers running Lighthouse 4 and Navionics
NEW (2019) Raymarine Axiom Pro 12 MFD at the helm
Raymarine Quantum 2 Doppler Radar
NEW (2020) Raymarine i70 at both Navigation station and helm
NEW (2021) Raymarine AIS7000 Transceiver with dedicated antenna
Raymarine EV-1 Course Computer autopilot
Raymarine P70 Autopilot and instrument monitor at Navigation station and helm
Raymarine ST70 Instrument at Navigation station and helm
Raymarine i70 color instrument monitor at helm
NEW (2023) Standard Horizon Explorer VHF radio with dedicated antenna at nav station
Raymarine wind transducer
Raymarine AIS Splitter 100 disconnected as backup in event of AIS or VHF antenna failure
Raymarine AIS700
Starlink satellite communications with 12V to 48V conversion package with on/off switch
Insignia 28 inch LED 110V 60Hz television with Smart TV in salon on a swing bracket and same setup in owner’s version suite
Bose Bluetooth Stereo Sound bar in Master bedroom and Salon
New Fusion Radio BT

Electrical, Power & Plumbing

New house bank: 2× Epoch 460Ah LiFePO4 (920Ah total), brand-new Oct 2026
DC electrical rework (Oct 2026): 4/0 AWG tinned inverter cabling, 400A Class T fuse at the lithium positive, upgraded bus bars
Magnum MS2812 2800W inverter/charger, programmed to the lithium profile
Watermaker — installed 2026
Washer/dryer combo — installed 2026
New joker valves in all three heads — Oct 2026 (toilets themselves are of unknown age)
Starlink

Engine & Mechanical

New engines 2x Yanmar 3JH40-C — installed 2026, under 500 hours
New sail drives Yanmar SD60 — installed 2026
Generator — under 400 hours

Sails & Rigging

New standing rigging — 2026
Sails new — 2024
Spinnaker new — 2024
All reef lines new — 2026; single-line reefing on reefs 1, 2, and 3, led to the cockpit
All helm winches serviced — 2026
Brand-new anchor windlass with wireless remote — 2026

Additional Information

USCG current inspection compliant 2025
Bung plugs
SOLAS USCG-approved Flares
Fire extinguishers throughout the vessel
6 person life raft
Carbon Monoxide alarms Port / Starboard Hulls
Smoke alarms Port / Starboard Hulls
Fresh bottom paint — 2026
Forward anchor locker bulkhead glassed in with drainage per Lagoon recommendation – 2026

Highfield 310 dinghy with 20 hp Yamaha outboard
Fully US duty paid, documentation on file

Disclaimer

The Company 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.