Mitsubishi SEZ-AD09NL 9,000 BTU Horizontal Ducted Indoor Unit - R454B

Mitsubishi SEZ‑AD09NL – 9,000 BTU Ducted Concealed Indoor Unit
Experience hidden comfort with the Mitsubishi SEZ‑AD09NL, a compact and efficient ducted unit designed to deliver reliable climate control without disrupting your room’s aesthetics.

Slim Profile for Tight Spaces
With a low-profile height of just 7-7/8", this unit is ideal for installations in ceiling cavities, soffits, or closets—perfect for bedrooms, offices, or renovation projects requiring a discreet solution.

Quiet, Targeted Comfort
Delivers up to 9,000 BTU of cooling (and efficient heating) using INVERTER-driven technology. Operates as quietly as 23 dB(A), ensuring unobtrusive comfort even in noise-sensitive areas.

Flexible Ducted Installation
Supports short-run ducting for multiple small zones or focused air distribution in a single space. Integrated drain pump and external static pressure control ensure installation flexibility.

Smart Control Options
Compatible with Mitsubishi wired and wireless controllers, as well as the kumo cloud® app for remote access and scheduling from your smartphone.

Pair with Matching Outdoor Units
Optimized to work with Mitsubishi outdoor units such as SUZ‑AA09NL or SUZ‑AA09NLHZ for efficient, high-performance single-zone systems.

Trusted Mitsubishi Reliability
Backed by Mitsubishi’s industry-leading warranty when installed and registered by a licensed contractor, giving you peace of mind for years to come.