Mitsubishi PVA-AA18NL & PUY-AK18NL 18,000 BTU 18.6 SEER2 Multi-Position Air Handler Cooling Only System - R454B

Mitsubishi PVA‑AA18NL & PUY‑AK18NL: 18,000 BTU Multi‑Position Ducted Heat Pump System

The Mitsubishi PVA‑AA18NL air handler combined with the PUY‑AK18NL outdoor unit delivers reliable, energy-efficient heating and cooling in an 18,000 BTU single-zone ducted heat pump system. Designed for spaces up to ~750 sq ft, this setup is ideal for year-round comfort in residential or light-commercial settings.

With INVERTER-driven compressor technology and eco-friendly R‑410A refrigerant, the system offers precise temperature control and reduced energy consumption. The PVA unit supports multi-position installation (upflow, downflow, or horizontal), allowing flexibility in attics, closets, or mechanical rooms. The PUY unit includes a base pan heater, ensuring dependable performance in colder temperatures.

Low operating noise, smart control options, and corrosion-resistant Blue Fin coating make this system a durable and user-friendly solution for efficient climate control.

General Information
System Type: Multi-position ducted air handler + single-zone heat pump condenser
Models: Indoor – PVA‑AA18NL | Outdoor – PUY‑AK18NL
Capacities: 18,000 BTU Cooling | 20,300 BTU Heating
Room Size: Ideal for ~750 sq ft
Operating Modes: Heating & Cooling
ENERGY STAR®: Yes
Refrigerant / Factory Charge: R‑410A, 4.63 lb

Key Features

• INVERTER-Driven Compressor: Modulates output for consistent, efficient operation

• Multi‑Position Installation: Horizontal, upflow, or downflow configurations

• Cold Weather Performance: Base pan heater supports winter operation

• Quiet Operation: Low indoor and outdoor sound levels for comfort

• Blue Fin Coil Protection: Resists corrosion in harsh environments

• Smart Control Ready: Works with Comfort app, wired/wireless remotes (with optional interface)

• ENERGY STAR® Certified: Efficient year-round performance

Specifications (Rated Conditions)
Cooling Capacity: 18,000 BTU | EER2: 13.0 | SEER2: 18.4
Heating Capacity @ 47°F: Up to 20,300 BTU | HSPF2: 9.2 | COP (47°F): 3.65
Heating Capacity @ 17°F: Up to 14,200 BTU
Electrical: 208/230 V, 1-Ph, 60 Hz | MCA: 15 A | MOCP: 20 A
Airflow (Dry): 400–630 CFM (cool & heat)
Sound Pressure: Indoor 33–41 dB(A) | Outdoor 48–51 dB(A)
Piping: Liquid 1/4 in. | Gas 1/2 in. | Max line length: 100 ft | Max height: 49 ft
Outdoor Dimensions / Weight: 31-1/2 × 11-1/4 × 21-5/8 in. | 97 lb
Drain Connection: 3/4 in. O.D.

Included Components

• Indoor Unit: PVA‑AA18NL multi‑position ducted air handler

• Outdoor Unit: PUY‑AK18NL standard heat pump condenser

Ideal For
Homeowners, installers, and businesses seeking a quiet, powerful ducted system for medium to large rooms. The Mitsubishi PVA‑AA18NL & PUY‑AK18NL delivers versatile installation, smart control, and ENERGY STAR® efficiency for reliable, year-round comfort.