Mitsubishi PEAD-AA36NL & PUZ-AK36NL 36,000 BTU 21.7 SEER2 Horizontal-Ducted Hyper Heat Heat Pump System - R454B

Mitsubishi PEAD-AA36NL & PUZ-AK36NLHZ: 36,000 BTU Ducted Concealed Hyper-Heat Pump System

The Mitsubishi PEAD-AA36NL paired with the PUZ-AK36NLHZ outdoor unit delivers balanced, efficient heating and cooling in a 36,000 BTU single-zone ducted system (rated 36,000 BTU cooling; rated 40,000 BTU heating). Designed for rooms up to ~1,600 sq ft (or comparable large zones), it’s ideal for homes, offices, or light-commercial spaces that need discreet, year-round comfort.

Featuring an INVERTER-driven compressor with Hyper-Heating capability (maintains heating performance down to −13°F) and wind-baffle guidance for extended low-ambient cooling, this slim 9-7/8″ height ceiling-concealed unit includes a built-in condensate lift for easier drainage. Advanced Blue Fin and seacoast anti-corrosion protection guard outdoor components for long life in coastal or industrial environments. Quiet indoor operation starts at 34 dB(A), and controls include wired & wireless remotes, third-party thermostat interfaces, and full smartphone access via the Comfort (kumo) app.

General Information

System Type: Ducted concealed indoor unit + single-zone hyper-heat pump outdoor unit
Models: Indoor – PEAD-AA36NL | Outdoor – PUZ-AK36NLHZ
Capacities: 36,000 BTU Cooling (Max 37,000 | Rated 36,000 | Min 14,600) | 40,000 BTU Heating (Rated/Max 40,000 | Min 13,000)
Room Size: Ideal for ~1,600 sq ft
Operating Modes: Heating & Cooling (24-hour continuous cooling supported)
ENERGY STAR®: Yes
Refrigerant / Factory Charge: R-454B — Pre-charged 9 lb 14 oz (pre-charged for 100 ft; add 0.6 oz/ft beyond)

Key Features

INVERTER-Driven Hyper-Heating Compressor: Maintains heating to −13°F

Built-In Condensate Lift: Internal lift up to 27-9/16″

Compact Concealed Design: Slim 9-7/8″ height for tight ceiling cavities

Quiet Operation: Indoor sound levels from 34 dB(A)

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

Smart Controls: Compatible with Comfort (kumo) app, wired & wireless remotes, third-party interfaces

Outdoor Base Pan Heater & Robust Defrost: For reliable cold-climate operation

Continuous Cooling: 24-hour operation in cooling mode

Specifications (Rated Conditions)

Cooling Capacity: 36,000 BTU (Max 37,000 | Rated 36,000 | Min 14,600) | EER2: 12.5 | SEER2: 21.7
Heating Capacity: 40,000 BTU (Rated) | HSPF2: 9.3
Moisture Removal: 11.8 pints/hr | Sensible Heat Ratio: 0.65
Electrical: 208/230 V, 1-Ph, 60 Hz | Outdoor MCA: 29 A | Outdoor MOCP: 48 A (Recommended Outdoor Fuse/Breaker: 30 A)
Airflow (Indoor, Dry): 848–1,201 CFM (cooling) | Outdoor Airflow: 3,740 CFM
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. (flared) | Max line length: 245 ft | Max height difference: 100 ft | Max bends: 15
Outdoor Dimensions / Weight: 41-11/32 × 14 × 52-43/64 in. | 231 lb
Indoor Dimensions / Weight: 55-1/8 × 28-7/8 × 9-7/8 in. | 82 lb
Drain Connection: 1-1/4 in. O.D.
Refrigerant: R-454B | Pre-Charged Amount: 9 lb 14 oz (pre-charged for 100 ft; add 0.6 oz/ft beyond)

Included Components

Indoor Unit: PEAD-AA36NL ducted concealed unit
Outdoor Unit: PUZ-AK36NLHZ hyper-heat pump condenser

Ideal For

Homeowners, installers, and light-commercial professionals seeking a quiet, high-efficiency ducted hyper-heat pump system for larger single-zone spaces. The PEAD-AA36NL & PUZ-AK36NLHZ pairing provides strong cold-climate heating, efficient part-load performance, durable outdoor protection, and flexible smart control options for reliable year-round comfort.