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Ductless Mini-Split Accessories

Save Up to 65% Sitewide

Save Up to 65% Sitewide

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up to 35% off Mini Split Systems

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We've priced all of our mini split equipment to save you money! Check out all the specs and models and contact our customer service team with any questions. From thermostats to line sets, we've got it all. Shop here, save here – Shop Onlinesupply.com!



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Items 1-24 of 486

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  1. 14/4 Mini-Split Control Wire - Per Foot
    14/4 Mini Split Control Wire - Per Foot
    Model: CW-144
    $2.73
    In Stock - 57195 Ready to Ship
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  2. Mini Split Condensate Drain Line - 5/8" x 20' - 230-DL16-20
    Mini Split Condensate Drain Line - 5/8" x 20'
    Model: 230-DL16-20
    $29.95
    In Stock - 1525 Ready to Ship
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  3. Refrigerant Line Set with 1/4" and 1/2" Line Ends - 15 feet
    Refrigerant Line Set with 1/4" and 1/2" Line Ends - 15 feet
    Model: 201814
    $188.23
    In Stock - 225 Ready to Ship
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  4. Fujitsu Halcyon 7,000 BTU Ducted Concealed Duct Air Handler - ADUH07LUAS1
    SAVE $43.13
    Fujitsu Halcyon 7,000 BTU Ducted Concealed Duct Air Handler
    Model: ADUH07LUAS1
    Was $862.51 Your Low Price Special Price $819.38
    In Stock - Ready to Ship
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  5. Gree 12,000 BTU Ceiling Cassette Mini Split Multi Zone Air Handler - CAS12HP230V1BC
    12,000 BTU Ceiling Cassette Gree Mini Split Multi Zone Air Handler
    Model: CAS12HP230V1BC
    $850.00
    In Stock - Ready to Ship
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  6. Refrigerant Line Set with 1/4" and 1/2" Line Ends - 30 feet
    Refrigerant Line Set with 1/4" and 1/2" Line Ends - 30 feet
    Model: 216741
    $274.55
    In Stock - 78 Ready to Ship
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  7. Refrigerant Line Set with 1/4" and 1/2" Line Ends - 50 feet
    Refrigerant Line Set with 1/4" and 1/2" Line Ends - 50 feet
    Model: 366402
    $390.19
    In Stock - 141 Ready to Ship
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  8. 18,000 BTU Ceiling Cassette Mitsubishi Mini-Split Multi Zone KP Series - Air Handler
    SAVE $220.83
    18,000 BTU Ceiling Cassette Mitsubishi Mini Split Multi Zone KP Series - Air Handler
    Model: MLZ-KP18NA
    Was $2,429.08 Your Low Price Special Price $2,208.25
    In Stock - 26 Ready to Ship
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  9. Ductless Mini Split Indoor Installation Kit - 1/4" x 1/2" Line Set - 30'
    Ductless Mini Split Indoor Installation Kit - 1/4" x 1/2" Line Set - 30'
    Model: MSK141230
    Special Price $386.40
    In Stock - 78 Ready to Ship
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  10. Ductless Mini Split Indoor Installation Kit - 1/4" x 1/2" Line Set - 50'
    Ductless Mini Split Indoor Installation Kit - 1/4" x 1/2" Line Set - 50'
    Model: MSK141250
    Special Price $556.64
    In Stock - 141 Ready to Ship
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  11. Daikin Wireless Remote Controller White for FFQ Ceiling Cassette Models - BRC082A42W - BRC082A42W
    Daikin Wireless Remote Controller - White
    Model: BRC082A42W
    $225.72
    Ships in 1-2 Weeks
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  12. Fujitsu Halcyon 18,000 BTU Ducted Concealed Duct Air Handler - ADUH18LUAS1
    SAVE $60.48
    Fujitsu Halcyon 18,000 BTU Ducted Concealed Duct Air Handler
    Model: ADUH18LUAS1
    Was $1,209.52 Your Low Price Special Price $1,149.04
    In Stock - Ready to Ship
    Add to Compare
  13. Electrical Whip 1/2" X 4' 10 Gauge Metallic - 84132
    Electrical Whip 1/2" X 4' 10 Gauge Metallic
    Model: 84132
    $28.99
    In Stock - 178 Ready to Ship
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  14. Disconnect Switch 30A Fusible
    30 Amp Fusible Disconnect Switch – Outdoor Rated
    Model: 83396
    $50.99
    In Stock - 38 Ready to Ship
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  15. DIYCOOLâ„¢ 15' Extension Pre-Charged Quick Connect Line Set - 1/4 x 3/8
    DIYCOOLâ„¢ 15' Extension Pre-Charged Quick Connect Line Set - 1/4 x 3/8
    Model: 1DALS14-38-15-75G
    $184.91
    In Stock - Ready to Ship
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  16. Mitsubishi PAR-SL100A-E Handheld Wireless Remote Controller
    Mitsubishi PAR-SL100A-E Handheld Wireless Remote Controller
    Model: PAR-SL100A-E
    $157.00
    In Stock - 14 Ready to Ship
    Add to Compare
  18. Daikin Wired Navigation Controller For FFQ Ceiling Recessed Cassette
    Daikin Wired Navigation Controller for P1P2 Units
    Model: BRC1E73
    $340.00
    Ships in 3-5 Business Days
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  19. Daikin Wired Remote Controller - Wall Mounted and Concealed Duct Units
    Daikin Wired Remote Controller
    Model: BRC944B2
    $227.88
    Ships in 1-2 Weeks
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  20. 12,000 BTU Wall Mounted Mitsubishi Mini-Split Multi Zone EF Series - Air Handler
    SAVE $46.79
    12,000 BTU Wall Mounted Mitsubishi Mini Split Multi Zone EF Series - Air Handler
    Model: MSZ-EF12NAB-U1
    Was $735.79 Your Low Price Special Price $689.00
    ONLY 2 LEFT!
    Add to Compare
  21. 18,000 BTU Wall Mounted Mitsubishi Mini-Split Multi Zone EF Series - Air Handler
    SAVE $97.00
    18,000 BTU Wall Mounted Mitsubishi Mini Split Multi Zone EF Series - Air Handler
    Model: MSZ-EF18NAW-U1
    Was $1,063.00 Your Low Price Special Price $966.00
    ONLY 6 LEFT!
    Add to Compare
  22. 12,000 BTU Mitsubishi Concealed Duct Air Handler
    SAVE $140.00
    12,000 BTU Concealed Duct Mitsubishi Mini Split Multi Zone P-Series - Air Handler
    Model: PEAD-A12AA7
    Was $1,536.00 Your Low Price Special Price $1,396.00
    Ships in 5-7 Business Days
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  23. 18,000 BTU Mitsubishi Concealed Duct Air Handler
    SAVE $169.00
    18,000 BTU Mitsubishi Concealed Duct Air Handler
    Model: PEAD-A18AA7
    Was $1,862.00 Your Low Price Special Price $1,693.00
    Ships in 3-4 Weeks
    Add to Compare
  24. 24,000 BTU Mitsubishi Concealed Duct Air Handler
    SAVE $231.00
    24,000 BTU Mitsubishi Concealed Duct Air Handler
    Model: PEAD-A24AA7
    Was $2,540.00 Your Low Price Special Price $2,309.00
    Ships in 5-7 Business Days
    Add to Compare
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