Also read: this brand on other pages
Same manufacturer, different equipment focus—so you get intent-matched detail without duplicate canonical URLs.
Mitsubishi SEZ-KD Horizontal-Ducted Indoor Unit
Model Number: SEZ-KD12NA
Concealed ducted unit that integrates with existing ductwork or new short-run ducts. Ideal for homeowners who want mini-split efficiency without visible wall units.
Technical Specifications
20
SEER2
11.5
HSPF2
1
Zone
Noise Levels
Key Features
Horizontal ducted design
Compact ceiling-mount
Works with H2i outdoor units
External static pressure adjustable
Pros & Cons
Pros
- Completely — no wall units visible
- Pairs with H2i for cold climate use
- Flexible ducting options
- Great for renovations
Cons
- Higher installation cost than wall-mount
- Requires ceiling or soffit space
- Slightly lower efficiency than wall-mount
Best For
Homeowners wanting concealed ductless efficiency
Warranty Snapshot
Compressor: 12 years
Parts: 12 years
Register equipment with the manufacturer after installation to preserve coverage. We handle registration on Home+ installs.
Similar Mini Splits
Other ductless systems with similar efficiency from different brands.
Frequently Asked Questions
Ready to Install the SEZ-KD Ducted Air Handler?
Get a free, no-obligation quote for professional mini-split installation by NATE-certified technicians serving Nassau County. You may qualify for a $2,000 federal tax credit!