Mitsubishi PKA-AK24NL & PUY-AH24NL 24,000 BTU 21.2 Wall Mounted Cooling Only System - R454B

Mitsubishi PKA‑AK24NL & PUY‑AK24NL: 24,000 BTU Wall‑Mounted Cooling‑Only System

The Mitsubishi PKA‑AK24NL indoor unit paired with the PUY‑AK24NL outdoor condenser delivers efficient 24,000 BTU cooling capacity. Designed for single‑zone cooling applications, this inverter‑driven mini‑split system provides reliable, high-performance comfort for large residential or commercial spaces up to ~1,000 sq ft. It operates with eco-friendly R‑454B refrigerant and offers continuous cooling even in low ambient temperatures down to –40 °F when equipped with an optional wind baffle.

General Information

System Type: Wall‑mounted ductless air handler + single‑zone cooling‑only condenser
Models: Indoor – PKA‑AK24NL | Outdoor – PUY‑AK24NL
Capacities: 24,000 BTU Cooling
Room Size: Ideal for up to ~1,000 sq ft
Operating Modes: Cooling only
ENERGY STAR®: Yes
Refrigerant / Factory Charge: R‑454B, pre‑charged

Key Features

INVERTER Technology: Variable-speed compressor delivers precise, energy-efficient cooling performance.

Low-Ambient Cooling: Supports continuous cooling operation down to –40 °F with optional wind baffle—ideal for server rooms and year-round temperature control.

Commercial-Grade Durability: Built to withstand demanding conditions with Blue Fin anti-corrosion coil coating and long refrigerant line capabilities.

Quiet Operation: Indoor sound levels as low as 39 dB(A) ensure unobtrusive comfort in workspaces, classrooms, and residential areas.

Smart Control Ready: Compatible with wired and wireless remotes, third-party control systems, and the Mitsubishi Comfort App via optional MAC-568IF-E interface.

Specifications (Rated Conditions)

Cooling Capacity: 24,000 BTU
SEER2 / EER2: 21.1 / 12.0
Electrical: 208/230 V | 1‑Ph | 60 Hz
Airflow (Dry): 635-775 CFM
Sound Pressure: Indoor 39–45 dB(A) | Outdoor 49 dB(A)
Operating Range: 115 °F max | –40 °F min (with wind baffle)
Piping: Liquid 3/8 in. | Gas 5/8 in. | Max line length 225 ft | Max height 100 ft
Outdoor Dimensions / Weight: 37‑13/32″ × 37‑1/8″ × 14″ | 155 lb
Drain Connection: 5/8 in. O.D.

Included Components

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

• Outdoor Unit: PUY‑AK24NL cooling‑only condenser

• Hand‑held IR Remote Controller

Ideal For

Facility managers, homeowners, and IT professionals seeking high-capacity, cooling-only performance in large spaces. Perfect for server rooms, offices, classrooms, and commercial environments where reliable year-round cooling is essential.