Mitsubishi Electric MSZ-GX09NL & MUZ-GX09NLHZ 28.4 SEER2 Wall Mounted Hyper Heating Heat Pump System - R454B - MSZGX09NL/MUZGX09NLHZ
The Mitsubishi MSZ‑GX09NL, paired with the MUZ‑GX09NLHZ outdoor unit, delivers efficient and reliable heating and cooling in a compact 9,000 BTU ductless mini-split system. Ideal for small to medium rooms up to 350 sq ft, this single-zone heat pump is perfect for bedrooms, offices, or additions where quiet operation and comfort matter.
Equipped with advanced INVERTER-driven compressor technology and eco-friendly R‑454B refrigerant, the system provides precise temperature control and energy-efficient performance. The MSZ indoor unit features a sleek, low-profile design for unobtrusive wall mounting, while the MUZ outdoor condenser includes Hyper‑Heat technology to ensure dependable warmth in cold climates.
With whisper-quiet sound levels, integrated Wi-Fi for remote management, and advanced filtration, the MSZ‑GX09NL & MUZ‑GX09NLHZ is a smart and space-saving comfort solution.
Features
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INVERTER Technology: Provides precise, energy-saving performance
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Hyper‑Heat Cold Climate Performance: Reliable heating down to -13°F outdoor temps
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Space‑Saving Design: Compact wall unit ideal for small to medium rooms
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Quiet Operation: Indoor sound levels as low as 20 dB(A)
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Washable Filter: Easy to maintain reusable air filter
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Built-In Wi-Fi: Integrated wireless control via the Mitsubishi Comfort app
What Our Experts Think
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9,000 BTU wall-mounted Hyper-Heating system ideal for single-zone spaces up to ~350 sq ft.
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Ultra-high 28.4 SEER2 rating ensures energy-efficient year-round heating and cooling.
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Compact ductless mini-split design fits small rooms, offices, or additions seamlessly.
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Quiet operation maintains comfort without disturbance.
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Uses eco-friendly R454B refrigerant for environmentally responsible performance.
Q&A
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Q: What size area is suitable for this system?
A: Ideal for single-zone spaces up to ~350 sq ft.
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Q: Can it provide both heating and cooling?
A: Yes, Hyper-Heating ensures reliable year-round comfort.
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Q: Where can it be installed?
A: Wall-mounted in bedrooms, offices, or small additions.
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Q: What refrigerant does it use?
A: R454B, a low-GWP, environmentally friendly refrigerant.
Maintenance Tips
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Clean or replace filters monthly to maintain airflow and efficiency.
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Schedule annual professional maintenance for refrigerant and system performance.
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Keep outdoor unit free of debris for optimal operation.
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Inspect indoor unit and mounting periodically for stability.
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Ensure condensate lines remain clear to prevent water damage.
