Compare mini splits, multi-zone systems, central HVAC, packaged equipment and installation essentials by exact model.
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Mini-Split Systems
Single-zone and complete ductless systems.
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Multi-Zone Systems
Equipment for two or more comfort zones.
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Central HVAC
Ducted heat pumps, air handlers and systems.
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Packaged Systems
All-in-one heating and cooling equipment.
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Parts & Accessories
Line sets, controls and installation essentials.
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All MRCOOL Products
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Start with current complete-system listings. Every card shows the model number, current store price and available product imagery.
See a real catalog example from each department, then explore the full range.
Choose a system path, compare current products and verify the exact model combination before ordering.
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NMSDUCTLESSCompare complete ductless systems by zone count, capacity, voltage and exact MRCOOL model.
NMSCENTRALCompare matched condensers, air handlers, coils and complete systems.
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NMSPACKAGEDReview capacity, voltage, duct connections and delivery requirements.
Shop packaged systems →Pay in full or choose flexible installment payments with Shop Pay Installments when available at checkout.
Official MRCOOL videos for equipment selection, DIY workflows and installation planning. The current manual for the exact model and applicable codes always control.
Original, practical guidance for comparing MRCOOL equipment. Exact model documentation and applicable codes always control.
A single-zone system pairs one outdoor unit with one indoor unit. Multi-zone equipment connects compatible indoor units to one condenser. Count the spaces, identify each room’s use and confirm the exact approved combination before ordering.
Compare mini-splits →Square footage alone does not establish equipment capacity. Climate, insulation, windows, ceiling height, orientation, occupancy and internal heat loads matter. A qualified load calculation is the safest basis for final sizing.
Request selection help →Verify the condenser, indoor-unit models, connected capacity, number of zones, line-set sizes, branch components, controls, voltage and current manufacturer compatibility data as one complete system.
Shop multi-zone →Follow the exact manufacturer instructions. Electrical work, permits, equipment location, condensate management and local mechanical requirements can still require qualified or licensed professionals even when a product supports a simplified installation process.
Installation essentials →Never assume different refrigerants or generations are interchangeable. Confirm the refrigerant on every indoor unit, outdoor unit and related component, then follow current manufacturer documentation and applicable handling requirements.
Read EPA guidance →Check equipment voltage, minimum circuit ampacity, maximum overcurrent protection, disconnect requirements and the installation manual. Product-family names alone are not enough to establish electrical compatibility.
Browse exact models →Line-set diameter, permitted length, elevation, connection method and any additional-charge rules are model-specific. Confirm both ends of the system and the current manual before selecting an accessory.
Shop line sets →Manufacturer coverage can depend on product, installation, location, registration, maintenance and proof of purchase. Review the written terms for the exact model and retain invoices, model numbers and installation records.
MRCOOL warranty center →Business HVAC purchases and qualified commercial-building improvements may support accelerated federal tax deductions. Eligibility is determined by the taxpayer, property, building, timing and tax election—not by the MRCOOL name alone.
The IRS lists a $2,560,000 maximum for tax years beginning in 2026, reduced when total qualifying §179 property placed in service exceeds $4,090,000. Certain HVAC improvements to existing nonresidential real property may qualify.
Current federal law generally provides 100% additional first-year depreciation for certain qualified property acquired after January 19, 2025. HVAC eligibility depends on the asset’s tax classification and project facts.
Qualifying energy-efficient commercial-building property may support a deduction based on certified energy savings. For 2026, the IRS lists a base range of $0.59–$1.19 per square foot and a maximum of $5.94 when applicable prevailing-wage and apprenticeship requirements are satisfied.
Estimate the possible federal tax effect if the entered equipment cost were fully deductible. This is an illustration—not an eligibility determination, quote, credit or guaranteed tax saving.
Tax information notice: National Mini Splits does not provide tax, legal, accounting or engineering advice. Deductions reduce taxable income and are not dollar-for-dollar credits or cash rebates. Consult independent qualified professionals before relying on any incentive.