The Senville SENA-18HF-IAA is the 18,000 BTU indoor wall-mount air handler unit from the premium AURA series — sold separately as a standalone indoor component for replacement installations or custom system builds. Designed to pair with a compatible AURA series outdoor condenser unit, it delivers ultra-efficient, whisper-quiet heating and cooling for medium-to-large rooms up to 1,100 sq ft, making it ideal for technicians or homeowners replacing an existing indoor unit or completing a custom split system installation.
Features
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18,000 BTU indoor wall-mount air handler — indoor unit only, requires a compatible AURA series outdoor condenser unit to operate
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AURA series — Senville's premium, ultra-high efficiency line featuring the most advanced inverter and filtration technology
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Ideal for rooms up to 1,100 sq ft — suitable for large bedrooms, open-plan living areas, home offices, and commercial spaces
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High SEER2 Energy Star certified — saves up to 50% on energy costs annually compared to conventional systems
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Ultra-inverter technology — variable-speed operation for consistent, efficient heating and cooling year-round
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Arctic heat pump capable — operates reliably in extreme cold down to -22°F (-30°C) when paired with a compatible outdoor unit
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Ultra-quiet operation — whisper-quiet performance with cross-flow technology for minimal noise without sacrificing airflow
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4-in-1 operation — cooling, heating, dehumidification, and fan-only modes for complete year-round climate control
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Turbo mode — rapidly reaches desired temperature in the shortest possible time
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Sleep mode — gradually adjusts temperature overnight for energy savings and uninterrupted comfort
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Auto mode — automatically selects the best operating mode based on room conditions and set temperature
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Silver ion anti-microbial filter — 7-stage air filtration system helps reduce allergens, bacteria, odors, and up to 95% of smoke and pollen
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Self-cleaning mode — prevents bacteria and mold buildup inside the indoor unit
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PTC heat belt and pan — prevents frost buildup during heating operation for reliable cold-climate performance
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Refrigerant leak detection and self-diagnostics — built-in maintenance alerts for proactive upkeep
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Follow Me function — remote control doubles as a roaming thermostat for the most accurate temperature sensing
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WiFi enabled — remote control via app on any iOS or Android device when paired with a complete AURA system
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Alexa compatible — control via Alexa app or voice commands when connected to a compatible outdoor unit
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Vertical swing function — automatically adjusts airflow direction for even distribution throughout the room
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Pre-charged with R-454B refrigerant — eco-friendly low-GWP refrigerant, pre-charged for up to 25 ft of line set
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208/230V single phase — standard residential voltage
