Mitsubishi PLA-AE36NL 36,000 BTU Four-Way Ceiling Cassette Indoor Unit (Unit Only) - R454B

Mitsubishi PLA‑AE36NL – 36,000 BTU R‑454B Ceiling Cassette Indoor Unit

The Mitsubishi PLA‑AE36NL four‑way ceiling cassette delivers efficient 36,000 BTU heating and cooling in a single‑zone mini‑split setup. Designed for commercial and large residential spaces (up to 1,500 sq ft), this P‑Series unit uses low‑GWP R‑454B refrigerant and offers silent, year‑round comfort—even in low ambient temps.

General Information

System Type: Ceiling cassette ductless air handler (indoor only)
Model: PLA‑AE36NL
Capacity: 36,000 BTU Cooling / 38,000 BTU Heating
Room Size: Ideal for up to ~1,500 sq ft
Operating Modes: Heating & Cooling
ENERGY STAR®: Yes
Refrigerant: R‑454B, pre‑charged; connects via standard line sets

Key Features

• 3D i‑see Sensor®: Scans room occupancy and temperature patterns to adjust airflow and save energy

• 72 Airflow Configurations: Selectable individual vane control for customized comfort in varied layouts

• Quiet Operation: Sound levels just 32-44 dB(A) in both heating and cooling

• Built‑in Condensate Lift: Simplifies installation with internal pump capable of 33" lift

• Low‑Profile Design: Compact 33 × 33 × 11″ unit fits neatly into standard ceiling grids 

• Efficient Fan System: DC fan motor delivers up to 880 CFM airflow

• Flexible Controls: Compatible with wired/wireless remotes, app-based and third‑party interfaces

Specifications (Rated Conditions)

• Airflow (Cooling/Heating): 670-1,200 CFM

• Sound Pressure: 32-44 dB(A) 

• Electrical: 208/230 V • 1‑Phase • 60 Hz 

• Piping Size: Liquid 3/8″ • Gas 5/8″ • Drain 1-1/4″

• Unit Dimensions/Weight: 33‑1/16″ × 33‑1/16″ × 11-3/4″ • 57 lb

Included Components

• PLA‑AE36NL ceiling cassette indoor unit

Ideal For

Facility managers, business owners, and homeowners seeking high-efficiency, discreet ceiling-mounted comfort. Perfect for classrooms, offices, conference rooms, lobbies, and other light-commercial or large residential environments.