Mitsubishi MFZ-KX12NL & SUZ-AA12NL 12,000 BTU 19.6 SEER2 Floor Mounted Heat Pump System - R454B

Mitsubishi MFZ-KX12NL & SUZ-AA12NL: 12,000 BTU Floor-Mounted Heat Pump System

The Mitsubishi MFZ-KX12NL & SUZ-AA12NL is a high-efficiency 12,000 BTU floor-mounted heat pump system designed for compact residential or small commercial spaces. Featuring an INVERTER-driven compressor, it provides precise temperature control and energy savings. The MFZ-KX12NL indoor unit offers flexible floor or recessed wall mounting, while the SUZ-AA12NL outdoor unit ensures reliable performance with Blue Fin anti-corrosion coating and Pulse Amplitude Modulation technology.

Ideal for single-zone applications, this system delivers quiet operation, customizable airflow, and advanced control options, including Wi-Fi-enabled Comfort app integration. It’s perfect for year-round comfort in spaces up to ~500 sq ft.

General Information

System Type : Floor-Mounted Indoor Unit with Heat Pump Outdoor Unit
Model Numbers : Indoor – MFZ-KX12NL / Outdoor – SUZ-AA12NL
Capacity : 12,000 BTU Cooling / 15,000 BTU Heating
Room Size : Ideal for up to ~500 sq ft
Operating Mode : Heating & Cooling
Energy Star Certified : Yes
Refrigerant : R454B

Key Features

INVERTER-Driven Compressor
Delivers precise capacity control for consistent temperatures and reduced energy consumption.

Flexible Installation
Mounts on the floor, 5" above the floor, or recessed into a wall, ideal for small or challenging spaces.

Quiet Operation
Both indoor and outdoor units operate at levels comparable to a typical conversation, with whisper-quiet indoor performance.

Blue Fin Anti-Corrosion Coating
Protects the outdoor unit’s heat exchanger from corrosion in coastal or industrial environments.

Energy Efficient
Features Pulse Amplitude Modulation and Joint Lap DC Motor for enhanced efficiency and reliability.

Nano Platinum Filter
Incorporates nanometer-sized platinum-ceramic particles to reduce certain nonliving particles and deodorize air.

Econo Cool Mode
Automatically adjusts airflow and slightly increases set temperature for energy savings while maintaining comfort.

Powerful Mode
Temporarily adjusts set point and fan speed to quickly reach desired temperature.

Advanced Control Options
Compatible with the Comfort app, hand-held remote (included), third-party interfaces, and wired/wireless controllers.

Hot-Start Technology
Prevents cold air blasts by activating the fan only when the heat exchanger is warm.

High-Performance Grooved Piping
Enhances heat exchange efficiency for improved performance.

Multi-Flow Vane
Promotes faster heating with optimized airflow distribution.

Up and Down Swing-Mode
Moves air up and down like an oscillating fan using horizontal vanes for even distribution.

Specifications

Cooling Capacity : 12,000 BTU (2,800–12,000 BTU range)
Heating Capacity : 15,000 BTU
EER2 : 12.6
HSPF2 : 8.7
COP at 47°F : 3.5
COP at 17°F : 2.7
Voltage : 208/230V, 1-Phase, 60Hz
Power Factor : Cooling – 95.0% / Heating – 97.9%

Included Components

Indoor Unit : MFZ-KX12NL
Outdoor Unit : SUZ-AA12NL
Accessories : Hand-held Remote Controller

Optional Accessories

Indoor Unit : Air Cleaning Filter, Base Heater, Wired Remote Controller
Outdoor Unit : Air Outlet Guide, Drain Socket, Wall-Mounting Bracket

Ideal For:

Homeowners and small businesses seeking a compact, quiet, and energy-efficient floor-mounted heat pump system for single-zone comfort with advanced controls and durable performance in small spaces.