Mitsubishi PKA-AK36NL & PUZ-AK36NL 36,000 BTU 20.3 SEER2 Wall Mounted Heat Pump System – R454B

Mitsubishi PKA‑AK36NL & PUZ‑AK36NL: 36,000 BTU Wall‑Mounted Heat Pump System

The Mitsubishi PKA‑AK36NL indoor unit paired with the PUZ‑AK36NL outdoor condenser delivers efficient 36,000 BTU cooling and powerful 40,000 BTU heating. Built for single‑zone commercial and residential applications, this inverter‑driven P‑Series system provides reliable, high-capacity comfort for large rooms and open-plan environments up to ~1,500 sq ft. Operating with low‑GWP R‑454B refrigerant, it offers stable performance in ambient temperatures from 0 °F (cooling with wind baffle) to ‑4 °F (heating restart).

General Information

System Type: Wall‑mounted ductless air handler + single‑zone heat pump condenser
Models: Indoor – PKA‑AK36NL | Outdoor – PUZ‑AK36NL
Capacities: 36,000 BTU Cooling | 40,000 BTU Heating
Room Size: Ideal for up to ~1,500 sq ft
Operating Modes: Heating & Cooling
ENERGY STAR®: Yes
Refrigerant / Factory Charge: R‑454B, pre‑charged

Key Features

INVERTER Technology: Variable‑speed compressor delivers efficient, responsive heating and cooling with reduced energy usage.

Commercial-Grade Capacity: Designed for high-demand spaces with 36,000 BTU cooling and 40,000 BTU heating for year-round comfort.

Low‑Ambient Operation: Supports cooling down to 0 °F (with wind baffle) and heating restart from ‑4 °F for reliable seasonal performance.

Durable Exterior & Coils: Blue Fin anti‑corrosion coating protects internal components in coastal or harsh weather conditions.

Quiet Operation: Indoor sound levels as low as 43 dB(A) for unobtrusive performance in classrooms, offices, and other noise-sensitive areas.

Smart Control Ready: Compatible with Mitsubishi wired and wireless controllers, as well as the Mitsubishi Comfort mobile app via optional interfaces.

Specifications (Rated Conditions)

Cooling Capacity: 36,000 BTU | EER2: 12.0 | SEER2: 20.3
Heating Capacity @ 47 °F: 40,000 BTU | HSPF2: 9.4 | COP (47 °F): 4.1
Heating Capacity @ 17 °F: 23,200 BTU
Electrical: 208/230 V | 1‑Ph | 60 Hz
Airflow (Dry): 705–920 CFM
Sound Pressure: Indoor 43–49 dB(A) | Outdoor 52–53 dB(A)
Piping: Liquid 3/8 in. | Gas 5/8 in. | Max line length 165 ft | Max height 100 ft
Outdoor Dimensions / Weight: 41‑11/32″ × 52‑11/16″ × 14″ | 224 lb
Drain Connection: 5/8 in. O.D.

Included Components

Indoor Unit: PKA‑AK36NL wall‑mounted air handler
Outdoor Unit: PUZ‑AK36NL heat pump condenser
Hand‑held IR Remote Controller

Ideal For

Contractors and facility managers seeking a powerful, single-zone heat pump system for larger commercial or residential spaces. This P-Series pairing offers energy efficiency, low-ambient functionality, and quiet operation—ideal for offices, classrooms, and wide-open interiors.