Mitsubishi MSZ-WX12NL 12,000 BTU Wall Mounted Indoor Unit - R454B

Mitsubishi MSZ‑WX12NL – 12,000 BTU R‑454B Wall-Mounted Mini Split Indoor Unit

Experience efficient, single-zone comfort with the Mitsubishi MSZ‑WX12NL, a sleek wall-mounted indoor unit designed for residential or small commercial spaces up to ~500 sq ft.

Slim, Modern Design
Measuring just 33″ W × 11″ H × 9″ D, this low-profile unit integrates seamlessly into any décor while maximizing floor space.

Quiet, Energy-Saving Operation
Equipped with inverter technology and a 4-speed fan, it delivers precise heating and cooling with whisper-quiet performance. Energy-saving features include Econo Cool, Smart Dry mode, and a 12-hour timer.

Advanced Filtration
Features both an Electrostatic Enzyme filter and a Nano Platinum filter to reduce dust, allergens, and odors for cleaner, healthier indoor air.

Smart & Flexible Control
Includes a remote with back-lit display and supports Mitsubishi’s Comfort Control app, plus wired or wireless controller options. Auto-restart restores settings after power loss.

Durable & Dependable
Backed by a 10‑year parts warranty when installed and registered by a licensed contractor.  

Ideal for medium rooms seeking stylish, quiet, and efficient climate control with advanced filtration and smart features.