Mitsubishi PKA-AK24NL & PUZ-AK24NLHZ 24,000 BTU 21.8 SEER2 Wall Mounted Hyper Heating Heat Pump System - R454B

Mitsubishi PKA‑AK24NL & PUZ‑AK24NLHZ: 24,000 BTU Wall‑Mounted Hyper‑Heat Pump System

The Mitsubishi PKA‑AK24NL indoor unit paired with the PUZ‑AK24NLHZ outdoor condenser delivers efficient 24,000 BTU cooling and powerful 24,000 BTU Hyper‑Heating output. Designed for single‑zone applications, this inverter‑driven mini‑split system offers reliable comfort for rooms up to 1,000 sq ft, even in subzero outdoor temperatures down to ‑13 °F. It operates with low‑GWP R‑454B refrigerant and features a factory‑installed base‑pan heater for reliable winter performance.

General Information

• System Type: Wall‑mounted ductless air handler + single‑zone Hyper‑Heat pump condenser

• Models: Indoor – PKA‑AK24NL | Outdoor – PUZ‑AK24NLHZ

• Capacities: 24,000 BTU Cooling | 28,000 BTU Heating

• Room Size: Ideal for up to 1,000 sq ft

• Operating Modes: Heating & Cooling

• ENERGY STAR®: Yes

• Refrigerant / Factory Charge: R‑454B, pre‑charged

Key Features

• INVERTER Technology: Variable‑speed compressor for energy‑efficient, responsive performance

• Hyper‑Heating Performance: Maintains 100 % heating capacity at 5 °F; delivers consistent heat down to ‑13 °F

• Single‑Zone Application: Ideal for single‑zone installations

• Base‑Pan Heater: Factory‑installed to reduce ice buildup during frigid conditions

• Quiet Operation: Indoor sound levels as low as 39 dB(A) for discreet comfort

• Smart Control Ready: Compatible with wireless/wired remotes and Mitsubishi Comfort app

Specifications (Rated Conditions)

• Cooling Capacity: 24,000 BTU | EER2: 14.5 | SEER2: 21.8

• Heating Capacity @ 47 °F: 28,000 BTU | HSPF2: 9.4 | COP (47 °F): 4.3

• Heating Capacity @ 5 °F: 26,000 BTU (100 %)

• Electrical: 208/230 V | 1‑Ph | 60 Hz

• Airflow (Dry): 635-775 CFM

• Sound Pressure: Indoor 39-45 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 x 14 x 52-43/64 in. | 231 lb

• Drain Connection: ⅝ in. O.D.

Included Components

• Indoor Unit: PKA‑AK24NL wall‑mounted air handler

• Outdoor Unit: PUZ‑AK24NLHZ Hyper‑Heat condenser

• Hand‑held IR Remote Controller

Ideal For

Homeowners and contractors seeking a cold‑climate mini‑split for medium‑sized rooms. This system delivers year‑round comfort with Hyper‑Heating capabilities today, while leaving the door open for future multi‑zone integration—without the complexity of Mitsubishi’s smart outdoor platforms.