Mitsubishi MSZ-GX12NL 12,000 BTU Wall Mounted Indoor Unit

Mitsubishi MSZ‑GX12NL – 12,000 BTU R‑454B Wall-Mounted Indoor Unit

Enjoy powerful, efficient heating and cooling with the Mitsubishi MSZ‑GX12NL, a sleek wall-mounted indoor unit designed for medium-sized rooms needing reliable year-round comfort.

Compact & Stylish Design
The MSZ‑GX12NL features a slim, modern profile that fits seamlessly into living rooms, bedrooms, or offices up to ~500 sq ft, complementing any décor.

Quiet & Energy-Efficient Operation
Operating as low as 23 dB(A), this unit delivers 12,000 BTU cooling and efficient heating (when paired with a compatible outdoor unit) using Mitsubishi’s advanced INVERTER technology for consistent comfort and energy savings.

Advanced Air Filtration & Smart Controls
Equipped with multi-stage filtration and optional Wi-Fi control via Mitsubishi’s app, this model improves indoor air quality and enables convenient remote operation.

Flexible Single-Zone Application
Pairs with Mitsubishi PUZ or MUZ-GX outdoor units in single-zone setups, offering customizable comfort modes for all-season use.

Reliable Mitsubishi Warranty
Backed by Mitsubishi’s 10-year parts warranty when installed and registered by a licensed contractor, the MSZ‑GX12NL ensures lasting, dependable comfort.