Mitsubishi MLZ-KX18NL 18,000 BTU One-Way Ceiling Cassette Indoor Unit (Unit Only) - 454B - MLZKX18NL
Upgrade your environment with the Mitsubishi MLZ-KX18NL, a powerful and efficient ceiling cassette indoor unit designed for reliable heating and cooling in medium to large rooms.
High-Capacity & Efficient Performance
Delivers 18,000 BTU of INVERTER-driven heating and cooling for precise temperature control and year-round energy savings.
Discreet Ceiling Cassette Design
Flush-mounted into the ceiling for a sleek, low-profile appearance that blends seamlessly with any décor—perfect for commercial and residential spaces.
360° Airflow Distribution
Provides uniform airflow in all directions, ensuring consistent temperature and enhanced comfort throughout the room.
Quiet & Durable Operation
Engineered for whisper-quiet operation, built with Mitsubishi’s trusted components for long-lasting reliability.
Flexible System Compatibility
Pairs with Mitsubishi outdoor units such as the SUZ-AA18NL or SUZ-AA18NLHZ to form an efficient single-zone heat pump system.
Trusted Mitsubishi Quality
Supported by Mitsubishi’s industry-leading warranty when installed and registered by a licensed contractor for peace of mind.
What Our Experts Think
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18,000 BTU one-way ceiling cassette designed for medium to large rooms.
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Efficient heating and cooling with quiet operation.
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Sleek, ceiling-mounted design for minimal visual impact.
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Compatible with R‑454B refrigerant systems for eco-friendly performance.
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Ideal for offices, classrooms, retail spaces, or residential areas.
Q&A
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Q: What size space is this unit suitable for?
A: Best for medium to large rooms.
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Q: Can it operate quietly?
A: Yes, engineered for low-noise performance.
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Q: Is it energy-efficient?
A: Yes, optimized for R‑454B refrigerant systems.
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Q: Can it integrate with multi-zone setups?
A: Yes, compatible with various Mitsubishi mini-split systems.
Maintenance Tips
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Clean air filters regularly to maintain airflow and efficiency.
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Inspect cassette vents for dust and debris.
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Schedule annual professional servicing for optimal performance.
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Ensure adequate clearance above the ceiling for unobstructed airflow.
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Check for proper drainage in condensate lines to prevent moisture buildup.
