2025 Mengi Yay NL 50 PLUS53m

The hull will be built using A grade steel. The superstructure will be built using Aluminium Alloy 5083 H321 plates and 6082 T6 Alloy for extruded stiffeners and large extrusion on decks and sides.

GENERAL

• Built by: Mengi Yay
• Year: 2026
• Length: 52.60m (172′ 6″)
• Beam: 9.09m (29′ 9″)
• Draft: 2.60m (8′ 6″)
• Classification: RINA C - Hull - Mach, Ych, Unrestricted Navigation
• Flag: Cayman Islands
• Gross tonnage: 499 t
• Designer: Nuvolari & Lenard
• Naval Architect: Van Oossanen Naval Architects
• Interior Designer: Nuvolari & Lenard

CAPACITIES

• Speed: 12/16 knots (approx)
• Range: 4000 4000nm @ 12 knots
• Fuel capacity: 70,000 Litres (18,492 US Gallons)
• Water capacity: 14,000 Litres (3,698 US Gallons)
• Black water capacity: 8,000 Litres (2,113 US Gallons)
• Grey water capacity: 8,000 Litres (2,113 US Gallons)

• Engines: 2 Caterpillar 1450 HP
• Engine model: 2 x CAT C32
• Fuel: Diesel
• Propulsion: Twin Screw
• Gearboxes: ZF 3351 4.727 :1
• Steering: Data DDS 1100 Electrohydraulic Steering Gear
• Stabilizers: 4 X Fin CMC Marine LR90
• Generators:
  • 2 x Caterpillar C7.1, 118 eKw 50 Hz@1500 rpm
  • 1 x Caterpillar C4.4, 86 eKw 50 Hz@1500 rpm
• Electricity: 230/380 VAC - 50 Hz - 3 phase, Split Busbar System
• Batteries: Exide
• Air Conditioning:
  • An air conditioning system will be provided based on a water chilling unit, air handling units, exhaust fans and fan-coils and serving all living quarters and interior spaces The air conditioning system will be designed on the following parameters:
    • Summer: External air 35 degrees C, HR 80% Internal air 22 degrees C, HR 55%
    • Winter: External air 0 degrees C, HR 90% Internal air 22 degrees C, HR 50%

All accommodation spaces will be conditioned by a fresh air + fancoil system, operating with external fresh air (through fresh air units) and fancoils.

Other Machinery

• Bow Thruster CMC Marine TP90EA 90kW
• Stern Thruster CMC Marine TP75EA 75kW
• Water Maker Idromar MC 12 Duplex 2 x 12.000 lt/day
• Sewage Treatment System Hamann HL-Cont. 6.000 lt/day
• Fuel Seperator Alfa Laval Mib 503
• Oily Water Seperator Epe Poseidon Fit PF 0.5
• Pumps, Blowers and Dampers Gianneschi

1 Owner's Cabin on Main Deck
2 VIP Cabins on Lower Deck
2 Guest Cabins on Lower Deck

4 Crew Double Cabins on Lower Deck
1 Captain's Cabin on Upper Deck

Miele, Electrolux or equivalent (Allowance).

VHF
2 x Sailor 7222 VHF DSC Class A
4 x VHF Antenna-CX4

Navtex System
Sailor 6391 Navtex System 24V DC

Immersat
Sailor 6110 Inmersat-C Terminal

Gmdss
Sailor 6310 MF/HF 150W DSC Class A

Portable VHF Gmdss
2 x Sailor SP3520 Portable VHF GMDSS

Radars
1 x Furuno Marine Radar (X-band black box type), 12 kW - 6.5 FT Antenna
1 x Furuno open radar sensor 6 KW, 4 FT OPEN

Chart Plotter 
Furuno Navnet TZTouch Black Box, model Navnet TZT2 BB

Echosounder
Furuno Navigational Echosounder, Model FE-800

Speed Log
Furuno Doppler Speed Log, Model DS-85

GPS
Furuno PGS, Model GP-39

Autopilot
Simrad AP70 KM2 Autopilot Pack

AIS 
Furuno IMO Type Automatic Identification System, A Class, with GPS/VHF combined antenna, Model FA-170

Satellite Compass
Furuno Satellite Compass, Model SC-70

Gyro Compass
Tokyo-Keiki Gyrocompass - Single Gyro System, TG-8000

Overhead Compass
Cassens & Plath Overhead Compass

Weather Station
Airmar Ultrasonic Weather Station Instrument, Model 200 Wx  3x Fruno FI - 70 Instrument 
 

Pool
Aft Deck custom pool with limited temperature heating system

Jacuzzi
Sundeck Santorini Jacuzzi with heating system including massage nozzles and RGB lights

Food Lift
1 x food lift serving Main Deck and Upper Deck, max. working load 60 kg

Aft Deck Bulwark Foldable Balcony
Positioned on port & starboard side, hydraulically operated

Aft Swimming Platform
1 x REM retractable, multifunctional hydraulically operated platform
Inclination 25 degrees upwards and 45 degrees downwards
Structured in AISI 316 stainless steel
Serving as a Passerella and swimming ladder
Platform width max. 1500mm
Self-aligning steps

Crane
Crane to launch and recover the Tender, Jet Ski, Rescue Boat as per GA plan
The system will be operated hydraulically with a lifting capacity of 2500 kg

Gangway
1 x REM retractable, hydraulically operated gangway at Stern
Structured in AISI 316 stainless steel
3m length max. behind the swim platform 
Walkway width equal to max. 700mm

Side Boarding Ladder
1 x REM hydraulically operated side boarding ladder
Automatic boarding ladder recessed into the side of the bulwark
Structure made in polished stainless steel
Self-aligning steps

Garage Shell Doors
2 x hydraulically operated shell doors, fitted forward on each side for garage equipment launching operations

Doors & Hatches
Opacmare sliding doors on Main Deck and Upper Deck Salon
Superstructure standard hinge type and pantograph doors
Watertight bulkhead doors
Deck and storage hatches

Anchor Windlasses
2 x DATA vertical windlasses, each with a wildcat gypsy and capstan driven by an electric motor

Capstan
2 x DATA electric capstan on Aft Deck, capable to rotate in both directions, operated with deck-mounted push buttons

Anchor
2 x HHP (High Holding Power) anchors, made of polished stainless steel, fully balanced, with swivel; weight in accordance with Classification Society requirements

Chains 
2 x Grade 2 steel deep hot galvanized chains with stud link. Size and length according to Classification Society requirements

Telescopic Mast
1 x hydraulically operated telescopic mast

Bnwas
Furuno Bridge Navigational Alarm System, Model BR-500

Loud Hailer
Furuno Loud Hailer, Model LH-5000

Epirb
Sailor EPIRB 4065 / Automatic Release Bracket

Sart
Sailor AIS SART 5052

The NL 50 Plus is currently under construction and represents the perfect opportunity to own a custom Yacht.
The full-beam Master Suite benefits from a slide-out balcony and the Guest Cabins are proportioned to VIP standards.
An interior scheme is proposed that allows for a significant scope of customisation, all underpinned by the savoir-faire of the renowned Design Studio.
The NL 50 Plus boasts one of the largest Sun Decks for a Yacht of her size, which is complete with Jacuzzi and fire pit.
A Beach Club with hydraulic opening terraces surrounding an integrated pool, a foredeck terrace with cinema setup make this the perfect place to relax.
Other onboard amenities will include a Gym & Sauna.
The NL 50 Plus also benefits from a full-beam tender garage positioned forward to house a 7m Tender, Crew Tender, Jet Ski as well as a full complement of water toys.