MRCOOL DIY 18,000 BTU Mini Split Heat Pump – 1.5 Ton, 21.5 SEER, Smart Home, WiFi

MRCOOL DIY 18,000 BTU Ductless Mini Split Heat Pump – 1.5 Ton, DIY Easy Install

The MRCOOL DIY 18,000 BTU (1.5-Ton) Mini Split is the mid-range powerhouse of the DIY series — delivering reliable, efficient climate control for spaces up to 1,000 sq. ft. with the same patented No-Vacuum Quick Connect installation technology that made MRCOOL famous. At 21.5 SEER, it delivers excellent efficiency with full WiFi app control and Amazon Alexa/Google Home integration. No HVAC license, no vacuum pump, no special tools required.

About This Item

• No-Vacuum DIY Installation: Industry-exclusive patented Quick Connect line set comes pre-charged with R-410A. No evacuation pump, no flaring tools required — homeowners can complete a professional-quality installation in under 8 hours.
• 21.5 SEER Inverter Efficiency: DC inverter compressor dynamically adjusts to meet exact heating and cooling demands — delivering superior efficiency vs. single-stage systems and significantly reducing monthly energy bills.
• Smart Home Ready: Full SmartHVAC app control from your smartphone plus native Amazon Alexa and Google Home voice command integration for ultimate convenience.
• 1.5-Ton Whole-Room Performance: 18,000 BTU covers large bedrooms, living rooms, garages, workshops, and commercial spaces up to 1,000 sq. ft. with powerful and consistent climate control.
• Complete System Package: Includes indoor air handler, outdoor condenser, 25 ft. pre-charged Quick Connect line set, remote control, power wiring, and all hardware for a complete installation.
• All-Season Comfort: Provides air conditioning in summer and heat pump heating down to 5°F in winter — one system handles every season’s comfort needs.
• 5-Year Warranty: Register within 30 days for full 5-year parts and compressor coverage. MRCOOL supports every installation with comprehensive online documentation and US-based customer support.

Product Information

Customer Reviews Highlights

★★★★ 4.3/5 from 10,000+ verified buyers — Customers consistently report successful DIY installations completed without HVAC experience, praising the clear instructions and Quick Connect technology. Performance is highly rated across all seasons, with multiple reviewers noting the system pays for itself in energy savings within 1–2 years.