Dual Zone DIY Mini-Split Systems

Shop Dual Zone DIY Mini-Split Systems for up to 2 independently served zones. Compare total system capacity, individual indoor-unit capacities and styles, voltage, refrigerant, efficiency ratings, included components and approved equipment combinations. These products are marketed as DIY systems, but purchasers must verify the exact included components and follow the manufacturer's installation requirements.

Items 1-24 of 52

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  1. Stealth DIYCOOL Design Your Own Dual Zone Heat Pump System R454B
    SAVE $810.92
    Stealth DIYCOOL Design Your Own 2 Zone Heat Pump System R454B
    Model: Stealth DIYCOOL Dual Zone R454b
    Was $2,316.91
    Special Price $1,505.99
  2. 18,000 BTU MRCOOL DIY 5th Gen 23.9 SEER2 2 Zone Wall Mount Mini Split Heat Pump System – R454B | 230V –  6 + 6 - DIY-MULTI3-18HP230 / DIY-06-HP-WMAH-230-2
    SAVE $246.90
    MRCOOL 18,000 BTU DIY 5th Gen 23.9 SEER2 2 Zone Wall Mount Mini Split Heat Pump System R454B | 230V 6 + 6
    Model: DIY-MULTI3-18HP230 / DIY-06-HP-WMAH-230-2
    Was $2,715.90
    Special Price $2,469.00
  3. 18,000 BTU MRCOOL DIY 5th Gen 23.9 SEER2 2 Zone Wall Mount Mini Split Heat Pump System – R454B | 230V –  6 + 9 - DIY-MULTI3-18HP230 / DIY-06-HP-WMAH-230 / DIY-09-HP-WMAH-230
    SAVE $254.40
    MRCOOL 18,000 BTU DIY 5th Gen 23.9 SEER2 2 Zone Wall Mount Mini Split Heat Pump System R454B | 230V 6 + 9
    Model: DIY-MULTI3-18HP230 / DIY-06-HP-WMAH-230 / DIY-09-HP-WMAH-230
    Was $2,798.40
    Special Price $2,544.00
  4. 18,000 BTU MRCOOL DIY 5th Gen 23.9 SEER2 2 Zone Wall Mount Mini Split Heat Pump System – R454B | 230V –  9 + 9 - DIY-MULTI3-18HP230 / DIY-09-HP-WMAH-230-2
    SAVE $261.90
    MRCOOL 18,000 BTU DIY 5th Gen 23.9 SEER2 2 Zone Wall Mount Mini Split Heat Pump System R454B | 230V 9 + 9
    Model: DIY-MULTI3-18HP230 / DIY-09-HP-WMAH-230-2
    Was $2,880.90
    Special Price $2,619.00
  5. 18,000 BTU MRCOOL DIY 5th Gen 23.9 SEER2 2 Zone Wall Mount Mini Split Heat Pump System – R454B | 230V –  6 + 12 - DIY-MULTI3-18HP230 / DIY-06-HP-WMAH-230 / DIY-12-HP-WMAH-230
    SAVE $270.10
    MRCOOL 18,000 BTU DIY 5th Gen 23.9 SEER2 2 Zone Wall Mount Mini Split Heat Pump System R454B | 230V 6 + 12
    Model: DIY-MULTI3-18HP230 / DIY-06-HP-WMAH-230 / DIY-12-HP-WMAH-230
    Was $2,971.10
    Special Price $2,701.00
  6. 18,000 BTU MRCOOL DIY 5th Gen 23.9 SEER2 2 Zone Wall Mount Mini Split Heat Pump System – R454B | 230V –  9 + 12 - DIY-MULTI3-18HP230 / DIY-09-HP-WMAH-230 / DIY-12-HP-WMAH-230
    SAVE $277.60
    MRCOOL 18,000 BTU DIY 5th Gen 23.9 SEER2 2 Zone Wall Mount Mini Split Heat Pump System R454B | 230V 9 + 12
    Model: DIY-MULTI3-18HP230 / DIY-09-HP-WMAH-230 / DIY-12-HP-WMAH-230
    Was $3,053.60
    Special Price $2,776.00
  7. 18,000 BTU MRCOOL DIY 5th Gen 23.9 SEER2 2 Zone Wall Mount Mini Split Heat Pump System – R454B | 230V –  12 + 12 - DIY-MULTI3-18HP230 / DIY-12-HP-WMAH-230-2
    SAVE $293.30
    MRCOOL 18,000 BTU DIY 5th Gen 23.9 SEER2 2 Zone Wall Mount Mini Split Heat Pump System R454B | 230V 12 + 12
    Model: DIY-MULTI3-18HP230 / DIY-12-HP-WMAH-230-2
    Was $3,226.30
    Special Price $2,933.00
  8. 27,000 BTU MRCOOL DIY 5th Gen 23 SEER2 2 Zone Wall Mount Mini Split Heat Pump System – R454B | 230V –  6 + 12 - DIY-MULTI4-27HP / DIY-06-HP-WMAH-230 / DIY-12-HP-WMAH-230
    SAVE $324.60
    MRCOOL 27,000 BTU DIY 5th Gen 23 SEER2 2 Zone Wall Mount Mini Split Heat Pump System - R454B | 230V - 6 + 12
    Model: DIY-MULTI4-27HP / DIY-06-HP-WMAH-230 / DIY-12-HP-WMAH-230
    Was $3,570.60
    Special Price $3,246.00
  9. 27,000 BTU MRCOOL DIY 5th Gen 23 SEER2 2 Zone Wall Mount Mini Split Heat Pump System – R454B | 230V –  9 + 12 - DIY-MULTI4-27HP / DIY-09-HP-WMAH-230 / DIY-12-HP-WMAH-230
    SAVE $332.10
    MRCOOL 27,000 BTU DIY 5th Gen 23 SEER2 2 Zone Wall Mount Mini Split Heat Pump System - R454B | 230V - 9 + 12
    Model: DIY-MULTI4-27HP / DIY-09-HP-WMAH-230 / DIY-12-HP-WMAH-230
    Was $3,653.10
    Special Price $3,321.00
  10. 36,000 BTU MRCOOL DIY 5th Gen 23 SEER2 2 Zone Wall Mount Mini Split Heat Pump System – R454B | 230V –  9 + 12 - DIY-MULTI5-36HP / DIY-09-HP-WMAH-230 / DIY-12-HP-WMAH-230
    SAVE $376.40
    MRCOOL 36,000 BTU DIY 5th Gen 23 SEER2 2 Zone Wall Mount Mini Split Heat Pump System R454B | 230V 9 + 12
    Model: DIY-MULTI5-36HP / DIY-09-HP-WMAH-230 / DIY-12-HP-WMAH-230
    Was $4,140.40
    Special Price $3,764.00
  11. 18,000-BTU-MRCOOL-DIY-5th-Gen-23.9-SEER2-2-Zone-Ceiling-Cassette-Mini-Split-Heat-Pump-System-R454B-|-230V-6-9-DIY-MULTI3-18HP-DIYCASSETTE06HP-230-DIYCASSETTE09HP-230
    SAVE $427.70
    MRCOOL 18,000 BTU DIY 5th Gen 23.9 SEER2 2 Zone Ceiling Cassette Mini Split Heat Pump System R454B | 230V 6 + 9
    Model: DIY-MULTI3-18HP / DIYCASSETTE06HP-230 / DIYCASSETTE09HP-230
    Was $4,704.70
    Special Price $4,277.00
  12. 18,000-BTU-MRCOOL-DIY-5th-Gen-23.9-SEER2-2-Zone-Ceiling-Cassette-Mini-Split-Heat-Pump-System-R454B-|-230V-6-12-DIY-MULTI3-18HP-DIYCASSETTE06HP-230-DIYCASSETTE12HP-230
    SAVE $428.80
    MRCOOL 18,000 BTU DIY 5th Gen 23.9 SEER2 2 Zone Ceiling Cassette Mini Split Heat Pump System R454B | 230V 6 + 12
    Model: DIY-MULTI3-18HP / DIYCASSETTE06HP-230 / DIYCASSETTE12HP-230
    Was $4,716.80
    Special Price $4,288.00
  13. 18,000-BTU-MRCOOL-DIY-5th-Gen-23.9-SEER2-2-Zone-Ceiling-Cassette-Mini-Split-Heat-Pump-System-R454B-|-230V-6-18-DIY-MULTI3-18HP-DIYCASSETTE06HP-230-DIYCASSETTE18HP-230
    SAVE $430.70
    MRCOOL 18,000 BTU DIY 5th Gen 23.9 SEER2 2 Zone Ceiling Cassette Mini Split Heat Pump System R454B | 230V 6 + 18
    Model: DIY-MULTI3-18HP / DIYCASSETTE06HP-230 / DIYCASSETTE18HP-230
    Was $4,737.70
    Special Price $4,307.00
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How to Compare Dual Zone DIY Mini-Split Systems

A 2-zone mini-split system pairs compatible outdoor and indoor equipment to serve up to 2 independently served zones. Select equipment from room-by-room heating and cooling loads rather than floor area alone, and confirm that every indoor-unit combination is approved for the selected outdoor unit.

Specifications to Review

  • Total outdoor-unit capacity and operating range
  • Capacity required for each room or zone
  • Wall-mounted, ceiling-cassette, concealed-duct or floor-mounted indoor units
  • Voltage, refrigerant and efficiency ratings
  • Minimum and maximum connected capacity
  • Line-set sizes, lengths and branch components
  • Included controls and installation materials
  • Manufacturer combination and installation requirements

Multi-zone capacity is shared across connected indoor units, and available output can change with outdoor temperature and the selected combination. Review the specifications and submittal data for every component before ordering.

Need help comparing configurations? Our HVAC experts can help you review the listed specifications and documented equipment combinations.