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MRCOOL DIY Pre-Charged Linesets - Select Your System & Length
12 reviewsVendor:R-410A RefrigerantRegular price $262.00Sale price $262.00 Regular price$327.50You Save: $65.50Unit price / per🟡 Inventory is getting lowShop NowSave $65.50 -
25' Install Kit for 9/12/18k with cable for Gen 4 DIY or Easy Pro Systems - 25 Foot Pre-Filled Line Set With Wire and 2 Couplers
Vendor:R-410A RefrigerantRegular price $714.00Sale price $714.00 Regular price$892.50You Save: $178.50Unit price / per❌ Out of StockShop NowSold out -
25' Install Kit for 24k/36k with cable for Gen 4 DIY or Easy Pro Systems - 25 Foot Pre-Filled Line Set With Wire and 2 Couplers
Vendor:R-410A RefrigerantRegular price $714.00Sale price $714.00 Regular price$892.50You Save: $178.50Unit price / per⚠️ Only 1 left in stock!Shop NowSave $178.50 -
DIY Couplers & Control Wire Only - FOR 6k - 9k - 12k - 18k Air Handlers
Vendor:Couplers & Control WireRegular price $376.00Sale price $376.00 Regular price$470.00You Save: $94.00Unit price / per⚠️ Only 12 left in stock!Shop NowSave $94.00 -
Couplers & Control Wire Only - FOR 24k OR 36k AIR HANDLERS MRCOOL DIYCOUPLER-38 + DIYCOUPLER-58 + 75ft MC-5 Cable, 4th Gen, DIYCOUPLER-3858K75C
Vendor:Couplers & Control WireRegular price $271.00Sale price $271.00 Regular price$338.75You Save: $67.75Unit price / per🟡 Inventory is getting lowShop NowSave $67.75 -

3/8" & 5/8" MrCool DIY Coupler Kit - No Communication Wire for 24k & 36k Mini-Split Air Handlers
4 reviews🔄 Compatible with R-410A & R-454B Systems
🧰 DIY-Friendly Coupler Kit
Vendor:CouplersRegular price $205.00Sale price $205.00 Regular price$256.25You Save: $51.25Unit price / per✅ In StockShop NowSave $51.25 -
1/4" Quick Connector for MrCool Individual Coupler - No Communication Wire
No reviewsVendor:CouplersRegular price $101.00Sale price $101.00 Regular price$126.25You Save: $25.25Unit price / per✅ In StockShop NowSave $25.25 -
1/2" Quick Connector for MrCool Individual Coupler- No Communication Wire
No reviewsVendor:CouplersRegular price $113.00Sale price $113.00 Regular price$141.25You Save: $28.25Unit price / per✅ In StockShop NowSave $28.25 -
MRCOOL DIY® Coupler Set – 1/2" x 1/4" or 3/8" x 1/4" Quick Connect (No Communication Wire)
4 reviewsVendor:CouplersRegular price $193.00Sale price $193.00 Regular price$241.25You Save: $48.25Unit price / per✅ In StockShop NowSave $48.25 -
DIY Condenser or Air Handler Line Set Adapters for 24k or 36k for Multi-Zone - Pair
No reviewsVendor:DIY Line Set AdaptersRegular price $260.59Sale price $260.59 Regular price$296.01You Save: $35.42Unit price / per✅ In StockShop NowSave $35.42 -

Quick Connect Fitting 06 for 12k or 18k MRCOOL Ductless Heat Pump Condenser (DIY or EZPRO Series)
No reviewsVendor:CouplersRegular price $128.75Sale price $128.75 Regular price$146.25You Save: $17.50Unit price / per✅ In StockShop NowSave $17.50 -
Quick Connect Fitting Adapter 12 for 12K or 18K MRCOOL Ductless Heat Pump Condenser (DIY or EZPRO Series)
No reviewsVendor:CouplersRegular price $140.08Sale price $140.08 Regular price$159.12You Save: $19.04Unit price / per✅ In StockShop NowSave $19.04 -
Quick Connect Fitting Set (06 and 12) for MRCOOL 12K or 18K Ductless Heat Pump Condenser (DIY or EZPRO Series)
2 reviewsVendor:DIY Line Set AdaptersRegular price $239.99Sale price $239.99 Regular price$272.61You Save: $32.62Unit price / per✅ In StockShop NowSave $32.62 -
MRCOOL DIY Line Set Adapters NVC-3834 – For Central Ducted Systems (Set of 4)
2 reviewsVendor:NV Series (Ducted Systems)Shop NowRegular price $130.00Sale price $130.00 Regular price$162.50You Save: $32.50Unit price / perSold out -
MRCOOL DIY Pre-Charged Line Set Extension Bundle – (2) x 25' Line Sets, (1) Couplers, and 75' Control Wire
No reviewsVendor:R-410A RefrigerantRegular price $803.00Sale price $803.00 Regular price$1,003.75You Save: $200.75Unit price / per❌ Out of StockShop NowSold out -

MRCOOL Quick Connect Adapter Set – For 24K & 36K DIY + EZPRO Systems (R-410A / R-454B Compatible)
No reviewsVendor:DIY Line Set AdaptersShop NowRegular price $260.59Sale price $260.59 Regular price$296.01You Save: $35.42Unit price / perSold out -
MRCOOL 15 ft. 3/8" x 3/4" No-Vac Pre-Charged Line Set for Central Ducted Hyper Heat 2nd Gen & VersaPro 2nd Gen (R-454B Refrigerant)
4 reviewsVendor:NEW R-454B RefrigerantRegular price $337.00Sale price $337.00 Regular price$397.25You Save: $60.25Unit price / per⚠️ Only 9 left in stock!Shop NowSave $60.25 -
MRCOOL 25 ft. 3/8" x 3/4" No-Vac Pre-Charged Line Set for Central Ducted Hyper Heat 2nd Gen & VersaPro 2nd Gen (R-454B Refrigerant)
No reviewsVendor:NEW R-454B RefrigerantRegular price $444.00Sale price $444.00 Regular price$529.00You Save: $85.00Unit price / per✅ In StockShop NowSave $85.00 -
MRCOOL 35 ft. 3/8" x 3/4" No-Vac Pre-Charged Line Set for Central Ducted Hyper Heat 2nd Gen & VersaPro 2nd Gen (R-454B Refrigerant)
6 reviewsVendor:NEW R-454B RefrigerantRegular price $556.00Sale price $556.00 Regular price$612.50You Save: $56.50Unit price / per✅ In StockShop NowSave $56.50 -
MRCOOL 50 ft. 3/8" x 3/4" No-Vac Pre-Charged Line Set for Central Ducted Hyper Heat 2nd Gen & VersaPro 2nd Gen (R-454B Refrigerant)
No reviewsVendor:NEW R-454B RefrigerantRegular price $729.00Sale price $729.00 Regular price$911.25You Save: $182.25Unit price / per✅ In StockShop NowSave $182.25










