MRCOOL Universal® 48,000 BTU (4 Ton) Inverter Heat Pump System
The MRCOOL Universal® 48,000 BTU (4 Ton) system delivers powerful, energy-efficient heating and cooling for larger homes and high-demand applications. Featuring advanced DC inverter technology and eco-friendly R-454B refrigerant, it adjusts output to maintain consistent indoor comfort while helping reduce energy costs. With a 17.5 SEER2 efficiency rating, this system offers dependable performance in a compact, installer-friendly design.
The slim, multi-position air handler allows for flexible installation in attics, closets, crawlspaces, and other space-limited areas. Quiet operation, corrosion-resistant components, and compatibility with MRCOOL® NO-VAC® Quick Connect® line sets help simplify installation while ensuring long-term reliability.
Key Features & Benefits
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High Energy Efficiency – 17.5 SEER2 rating for dependable year-round comfort
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DC Inverter Technology – Variable-speed operation for consistent temperatures and reduced noise
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Multi-Position Installation – Supports upflow, downflow, and horizontal configurations
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Compact Design – Ideal for tight mechanical spaces
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Quick Connect Compatibility – Works with MRCOOL® NO-VAC® Quick Connect® line sets
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Optional Heat Kits Available – Enhanced cold-climate performance and backup heating
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Durable Aluminum Coil – Corrosion-resistant M-shaped coil for long-term reliability
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Quiet Operation – Engineered for low sound levels
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Warranty Coverage – 10-year parts and 2-year limited labor warranty














