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Mermaid M12 – Cool & Reverse Cycle Marine A/C Unit 12,000 BTU’s 230V

Mermaid M12 Cool & Reverse Cycle – 12,000 BTU (230V) features a premier 230V climate control design, serving as a powerful dual-season solution for European and Australian vessel grids. This 12,000 BTU unit utilizes an “over-built” thermal circuit and high-grade marine materials to prevent electrolysis, delivering consistent thermal regulation and whisper-quiet operation for luxury cabins in tropical high-humidity zones.

  • Thermal Output: 12,000 BTU Cooling and Reverse-Cycle Heat.
  • System Layout: Compact self-contained high-efficiency unit.
  • Power Requirements: 230V AC / 50-60Hz Single Phase.
  • Vessel Integration: Best for international motor cruisers and sailboats.
  • Warranty Coverage: Mermaid 5-year limited factory protection.
$2,262.00

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SKU: M12CO230R Category: Brand:
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M12CO230R

Description

Mermaid Marine Air M12 (230V Variant) Self-Contained Marine Air Handler

Featuring a high-efficiency layout, the Mermaid Marine Air M12 (230V Variant) delivers a powerful 12,000 BTU/h cooling capacity and 14,000 BTU/h reverse cycle heating capacity to stabilize commercial cruiser layouts up to 500 cu.ft. Utilizing compact 11.5×16.0x12.0-inch physical dimensions, this heavy-duty self-contained system drives an optimized 400 CFM evaporator airflow through a standard 6-inch duct connection. The industrial-grade build ensures maximum environmental regulation under extreme oceanic conditions, providing a robust layout alternative where a dedicated low amp marine air handler is required.

Technology built into the single-phase 230V 50/60Hz electronic board manages a 4.6A cooling draw alongside a 5.4A heating draw and a 19A locked rotor startup surge. The 56 lbs mechanical frame integrates an advanced hermetic rotary compressor and a cupronickel condenser loop inside a stainless steel pan to fully defend against salt spray oxidation damage. Seawater loops sustain a 5.0 GPM fluid movement rate via 5/8-inch ports, completing a weather-sealed installation package equipped with a standard 1/2-inch condensate drain line port certified to CE metrics.

Core Engineering and Performance Elements of Mermaid Marine Air M12 (230V Variant):

  • High efficiency 12,000 BTU cooling and 14,000 BTU reverse heating
  • Compact 11.5-inch height profile fits narrow stateroom storage lockers
  • Premium cupronickel condenser loop prevents severe open ocean corrosion
  • Heavy duty stainless steel base pan eliminates bilge rust leaks
  • Low 4.6A full load cooling current draw performance profile
  • Hermetic rotary compressor mechanics dampen operational sound emissions effectively
  • Standard 5/8-inch seawater inlet and outlet plumbing pipe size
  • High output internal blower drives 400 CFM ventilation air
  • Lightweight 56 lbs chassis simplifies self contained installation layout
  • Pre charged eco friendly R-410A system refrigerant tracking loop

Advanced Thermal Exchange Performance

Cupronickel condenser loops provide maximum thermal transfer across all high-temperature raw seawater lines by preventing scale accumulation. The robust structural configuration balances automated refrigerant pressures across an optimized evaporator array, sustaining peak operating performance. This durable combination eliminates unexpected climate drop-offs under punishing high-salinity oceanic operational cycles, serving as a premium corrosion resistant boat AC platform.

Two Year Factory Warranty Protection

A comprehensive 5-year factory warranty protects your entire marine air conditioner investment against unexpected mechanical component failures. Factory certified technicians authorize immediate structural coverage for verified electrical and mechanical parts defects from the initial retail transaction date. Onboard operators receive absolute long term security, minimizing operational downtime while maintaining constant vessel comfort.

Vessel Layout and Application Fit

Vessels measuring 25-33ft achieve ideal climate stability using this compact self-contained climate control configuration. The physical layout is custom-tailored for international shore supply networks or internal 230V distribution setups requiring a minimal 3.0 kW auxiliary generator overhead. Proper installation ensures optimized structural airflow, maximizing onboard living space while reducing internal equipment strain.

Mermaid M12 230V Specs

BrandMermaid Marine Air
Exact Model Code / SKUM12 (230V Variant)
Country of OriginUSA
System ArchitectureSelf-Contained Marine A/C System
Cooling Capacity - BTU/h12,000 BTU/h
Cooling Capacity - kW/Watts3.51 kW
Heating Capacity - BTU/h14,000 BTU/h
Reverse Cycle Heating FunctionYes
Electrical Voltage230V
Alternating Current Frequency50/60 Hz
Electrical PhaseSingle Phase
Full Load Amps - FLA Cooling4.6 A
Full Load Amps - FLA Heating5.4 A
Locked Rotor Amps - LRA19 A
Max Circuit Breaker Size15 A
Refrigerant TypeR-410A
Compressor TypeHermetic Rotary
Seawater Water Flow Rate5.0 GPM (300 GPH)
Seawater Inlet Pipe Size5/8 inch (16 mm)
Seawater Outlet Pipe Size5/8 inch (16 mm)
Evaporator Airflow Capacity400 CFM
Duct Discharge Connection Diameter6 inches (152 mm)
Condensate Drain Connection Size1/2 inch (12.7 mm)
Physical Dimensions - Unit11.5 x 16.0 x 12.0 inches (292 x 406 x 305 mm)
Net Weight56 lbs (25.4 kg)
Chassis & Condenser MaterialStainless Steel Pan & Cupronickel Condenser Loop
Standard Factory Warranty5 Years
Application & Sizing GuidanceDesigned for heavy-duty commercial cruiser layouts utilizing European standard shore supply networks; services living spaces up to 500 cu.ft, min generator 3.0 kW.

What's in the Box

  • 1x Mermaid M12 12,000 BTU Self-Contained Marine Air Conditioner Unit (230V - Cool & Reverse Cycle)
  • 1x High-Performance Reverse Cycle Heating System
  • 1x Heavy-Duty Cupronickel Condenser Tube-in-Tube Heat Exchanger
  • 1x High-Velocity Centrifugal Blower Assembly
  • 1x Marine-Grade Condensate Drain Pan Base Assembly
  • 1x Mechanical/Digital Thermostat Interface Terminal Block
  • 1x Removable and Washable Composite Air Filter
  • 1x Operation Manual and Detailed Installation Guide

Mermaid M12 Reverse Cycle 230V FAQ

What voltage rating does this system use?

Mermaid M12 utilizes a standard 230V electrical connection. This international single-phase electrical design fits global harbor grids and heavy-duty yacht generator circuits, enabling long-distance coastal cruisers to run full multi-season climate management without loading lower-voltage ship service panels unevenly or throwing dockside breakers.

What are the physical dimensions of M12?

Mermaid M12 features a footprint of 19.75x13x13.75 inches. These standard chassis boundaries offer substantial installation flexibility, allowing a direct drop-in mount behind main salon bulkheads or beneath cockpit storage lockers when older, bulky mechanical ventilation hardware is being upgraded or replaced entirely.

When is Mermaid M12 best applied?

Mermaid M12 is best applied as a primary climate controller for international multi-cabin sailboats. The system manages mid-sized master suites on motor yachts from thirty to thirty-eight feet, utilizing its reverse-cycle heat pump assembly to maintain custom interior warmth during cold-weather early morning late autumn angling.

Hardware ElementVerified Metric
Total Capacity12,000 BTU
Net Weight64 lbs
Current Draw4.7 Amps
Heat ExchangerCupronickel

Additional information

Brand

Mermaid Marine Air

Cooling Capacity

12000 BTU

Frequency

50 Hz

System Type

Self-Contained

Voltage

230V

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