Mitsubishi PEAD-AA36NL & PUZ-AK36NL 36,000 BTU 20.1 SEER2 Horizontal-Ducted Heat Pump System - R454B

Mitsubishi PEAD-AA36NL & PUZ-AK36NL: 36,000 BTU Ducted Concealed Heat Pump System

The Mitsubishi PEAD-AA36NL paired with the PUZ-AK36NL outdoor unit delivers powerful, efficient heating and cooling in a 36,000 BTU single-zone ducted system (up to 40,000 BTU heating max). Designed for rooms up to ~1,500 sq ft, it’s ideal for large living spaces, offices, or areas needing discreet, year-round comfort.

Featuring an INVERTER-driven compressor and low-ambient performance with wind baffles, this system provides precise temperature control even in challenging conditions. The slim 9-7/8″ height indoor unit fits easily into tight ceiling cavities or soffits. Advanced Blue Fin and seacoast protection coatings safeguard the outdoor coil and components, ensuring long-lasting performance in coastal or industrial environments.

Enjoy quiet operation with indoor sound levels as low as 34 dB(A), plus flexible control options including wired and wireless remotes, third-party thermostat interfaces, and full smartphone access via the Comfort app.

General Information

System Type: Ducted concealed indoor unit + single-zone heat pump outdoor unit
Models: Indoor – PEAD-AA36NL | Outdoor – PUZ-AK36NL
Capacities: 36,000 BTU Cooling (Max 37,000 | Min 13,400) | 40,000 BTU Heating (Max 40,000 | Min 13,300)
Room Size: Ideal for ~1,500 sq ft
Operating Modes: Heating & Cooling (24-hour continuous operation)
ENERGY STAR®: Yes
Refrigerant / Factory Charge: R-454B, 9 lb 14 oz (pre-charged for 100 ft line length)

Key Features

INVERTER-Driven Compressor: Efficient, precise temperature control

Low-Ambient Capability: Operates at full capacity in low outdoor temperatures with wind baffles

Compact Design: Slim 9-7/8″ height for easy installation in tight spaces

Quiet Operation: Indoor sound levels as low as 34 dB(A)

Seacoast & Blue Fin Protection: Enhanced corrosion resistance for coastal areas

Smart Controls: Compatible with Comfort app, wired & wireless remotes, third-party thermostats

Continuous Comfort: 24-hour operation for consistent heating and cooling

Specifications (Rated Conditions)

Cooling Capacity: 36,000 BTU (Max 37,000 | Min 13,400) | EER2: 12.1 | SEER2: 19.5
Heating Capacity: 40,000 BTU | HSPF2: 9.2
Moisture Removal: 12.1 pints/hr | Sensible Heat Ratio: 0.64
Electrical: 208/230 V, 1-Ph, 60 Hz | MCA: 34 A | MOCP: 56 A
Airflow (Dry): 848–1,201 CFM (cooling)
Sound Pressure: Indoor 34–42 dB(A) | Outdoor 52 dB(A) (cooling) / 53 dB(A) (heating)
Piping: Liquid 3/8 in. | Gas 5/8 in. | Max line length: 165 ft | Max height: 100 ft
Outdoor Dimensions / Weight: 41-11/32 × 14 × 52-43/64 in. | 224 lb
Indoor Dimensions / Weight: 55-1/8 × 28-7/8 × 9-7/8 in. | 82 lb
Drain Connection: 1-1/4 in. O.D.

Included Components

Indoor Unit: PEAD-AA36NL ducted concealed unit
Outdoor Unit: PUZ-AK36NL heat pump condenser

Ideal For

Homeowners and professionals seeking a quiet, efficient ducted heat-pump system for larger spaces. The Mitsubishi PEAD-AA36NL & PUZ-AK36NL system offers flexible control options, advanced corrosion protection, and reliable low-ambient performance for year-round comfort.