Mitsubishi Electric SVZ-AP18NL & SUZ-AA18NLHZ 18,000 BTU 16.2 SEER2 Hyper-Heating H2iMulti-Position Air Handler System - R454B - SVZAP18NL/SUZAA18NLHZ

Mitsubishi Electric SVZ-AP18NL & SUZ-AA18NLHZ 18,000 BTU 16.2 SEER2 Hyper-Heating H2iMulti-Position Air Handler System - R454B - SVZAP18NL/SUZAA18NLHZ

The Mitsubishi SVZ-AP18NL & SUZ-AA18NLHZ is a high-performance 18,000 BTU ducted heat pump system designed for year-round comfort in homes and light commercial spaces. Ideal for medium to large zones, this ENERGY STARcertified system delivers 100% heating capacity down to 5°F and reliable heating down to -22.5°F, thanks to Mitsubishi’s advanced Hyper-Heating INVERTER (H2i) technology.

The SVZ-AP18NL indoor air handler features multi-position installation, selectable static pressure settings, and a high-efficiency ECM motor enclosed within a positive pressure cabinet. With fiberglass-free insulation and quiet operation, it offers both performance and peace of mind. The SUZ-AA18NLHZ outdoor unit includes a built-in base pan heater, Blue Fin anti-corrosion coating, and Pulse Amplitude Modulation for precision energy control.

Wi-Fi enabled with optional accessories, this system integrates with Comfort app, third-party thermostats, and multiple remote control options. It’s a reliable, flexible, and powerful solution for year-round heating and cooling.

General Information

• System Type: Ducted Air Handler with Hyper-Heating Outdoor Unit

• Model Numbers: Indoor – SVZ-AP18NL / Outdoor – SUZ-AA18NLHZ

• BTU Capacity: 18,000 Cooling / 23,800 Max Heating

• Room Size: Suitable for mid to large-sized rooms

• Operating Mode: Heating & Cooling

• Energy Star Certified: Yes

• Refrigerant: R-454B

• Wi-Fi Built-In: (Wi-Fi Enabled with PAC-USWHS002-WF-2)

Features

Hyper-Heating INVERTERTechnology
Maintains full heating capacity at 5°F, functions reliably down to -13°F—ideal for extreme cold climates.

Multi-Position Installation
Can be installed horizontally (left/right) or vertically (up/down) for maximum flexibility in tight or customized spaces.

Selectable Static Pressure
External static pressure selectable at 0.30, 0.50, or 0.80 in.WG, with three fan speeds for each setting to customize airflow and comfort.

Quiet Operation
Delivers whisper-quiet performance as low as 36 dB(A) indoors and 54 dB(A) outdoors.

Energy Efficiency

• SEER2: 16.2

• EER2: 12.0

• HSPF2: 9.5

• COP @ 47°F: 3.8

Durability Built-In
Blue Fin anti-corrosion coating protects the outdoor coil in coastal and industrial environments. Base pan heater prevents freezing.

Smart Control Options
Compatible with Comfort app, third-party thermostats, and a full range of wired and wireless remote controllers.

Safe & Efficient Design
Positive pressure cabinet with <1% leakage, enclosed ECM fan motor, and fiberglass-free R4.2 insulation for clean, quiet, and efficient performance.

Ideal For:
Mid-sized homes or multi-room zones requiring a powerful, ducted heat pump system that can operate in cold climates with low noise, smart controls, and high energy savings.

What Our Experts Think

• High-performance 18,000 BTU system suitable for medium to large zones.

• Hyper-Heating INVERTER (H2i) technology provides reliable heating even in extreme cold (-22.5°F).

• ENERGY STAR certified for efficient year-round comfort and lower energy costs.

• Multi-position air handler allows flexible installation in various home layouts.

• Ideal for both residential and light commercial spaces requiring consistent climate control.

Q&A

• Q: Can it heat efficiently in very cold climates?
  A: Yes, it maintains 100% heating capacity down to 5°F and operates reliably to -22.5°F.

• Q: What refrigerant does it use?
  A: R454B, a low-GWP, environmentally friendly refrigerant.

• Q: Is it compatible with existing ductwork?
  A: Yes, the multi-position air handler adapts to horizontal, vertical, or attic installations.

• Q: What is its SEER2 rating?
  A: 16.2 SEER2, providing high cooling efficiency.

Maintenance Tips

• Inspect filters monthly and clean or replace as needed for optimal airflow.

• Schedule annual professional check-ups for refrigerant levels and system performance.

• Keep the outdoor unit clear of debris and snow for efficient operation.

• Check electrical connections and ductwork periodically.

• Ensure condensate lines are unobstructed to prevent water damage.