Air Conditioner Pair Coil Pipe Sizing Info For Split System

To

Please seek professionals for Air Conditioning installation. Please do not DIY. 

There are 5 common sizes of copper pipes. See tablel:

Ø Diameter (in inches)  Ø Diameter (in mm)
1/4'' 6.35  mm
3/8'' 9.52  mm
1/2'' 12.70 mm
5/8'' 12.88 mm
3/4'' 19.05 mm

 

We have listed some popular brands Split System as below:

Mitsubishi Heavy Industries
Model Number Capacity Pair coil sizes
SRK17ZMP-S / DXK05Z5-S 1.7kw 1/4'' 3/8''
SRK20ZSA-W / DXK06ZSA-W 2.0kw 1/4'' 3/8''
SRK25ZSA-W / DXK09ZSA-W 2.5kw 1/4'' 3/8''
SRK35ZSA-W / DXK12ZSA-W 3.5kw 1/4'' 3/8''
SRK50ZSA-W / DXK18ZSA-W 5.0kw 1/4'' 1/2''
SRK63ZRA-W / DXK21ZRA-W 6.3kw 1/4'' 1/2''
SRK71ZRA-W / DXK24ZRA-W 7.1kw 1/4'' 5/8''
SRK80ZRA-W / DXK28ZRA-W 8.0kw 1/4'' 5/8''
SRK95ZRA-W / DXK33ZRA-W 9.5kw 3/8'' 5/8''

 

Mitsubishi Electric  
Model Number Capacity Pair coil sizes
MSZ-AP20VGD-A1 2.0 kw 1/4"  3/8"
MSZ-AP25VGD-A1 2.5 kw 1/4"  3/8"
MSZ-AP35VGD-A1 3.5 kw 1/4"  3/8"
MSZ-AP42VGD-A1 4.0 kw 1/4"  3/8"
MSZ-AP50VGD-A1 5.0 kw 1/4''  1/2''
MSZ-AP60VGD-A1 6.0 kw 1/4''  1/2''
MSZ-AP71VGD-A1 7.1 kw 1/4''  1/2''
MSZ-AP80VGD-A1 8.0 kw 1/4''  1/2''
MSZ-AS90VGD-A1 9.0 kw 1/4''  1/2''

  

Fujitsu -Lifestyle Series
Model Number Capacity  Pair coil sizes
ASTG09KMTC 2.5 kw 1/4"  3/8"
ASTG12KMTC 3.5 kw 1/4"  3/8"
ASTG18KMTC 5.0 kw 1/4''  1/2''
ASTG22KMTC 6.0 kw 1/4''  1/2''
ASTG24KMTC 7.0 kw 1/4''  1/2''
ASTG30KMTC 8.5 kw 3/8''  5/8''
ASTG34KMTC 9.4 kw 3/8''  5/8''

 

Fujitsu -Classic  
Model Number Capacity Pair coil sizes
ASTG09LVCC 2.5 kw 1/4"  3/8"
ASTG12LVCC 3.5 kw 1/4"  3/8"
ASTG18LVCC 5.0 kw 1/4''  1/2''
ASTG22LVCC 6.3 kw 1/4''  5/8''
ASTG24LFCC 7.1 kw 1/4''  5/8''
ASTG30LFCC 8.0 kw 3/8''  5/8''
ASTG34LFCC 9.2 kw 3/8''  5/8''

 

Midea Apollo Series  
Model Number Capacity Pair coil sizes
MFAB-20NC 2.0 kw 1/4"  3/8"
MFAB26NB/WB 2.6 kw 1/4"  3/8"
MFAB35NB/WB 3.5 kw 1/4''  1/2''
MFAB50NB/WB 5.0 kw 1/4''  1/2''
MFAB70NB/WB 7.0 kw 3/8''  5/8''
MFAB90NB/WB 9.0 kw 3/8''  5/8''

 

GREE Bora Series  
Model Number Capacity Pair coil sizes
GWH09AAC-K6DNA1A/I 2.5 kw 1/4"  3/8"
GWH12AAC-K6DNA1F/I 3.4 kw 1/4"  3/8"
GWH18AAD-K6DNA1D/I 5.2 kw 1/4'' 1/2''
GWH24AAE-K6DNA1F/I 7.1 kw 1/4'' 5/8''
GWH32QF- K6DNC8D 9 kw 1/4'' 5/8''

 

Daikin 
Model Number Capacity Pair coil sizes
FTXV20WVMA / FTXF20WVMA 2.0 kw 1/4"  3/8"
FTXV25WVMA / FTXF25WVMA 2.5 kw 1/4"  3/8"
FTXV35WVMA / FTXF35WVMA 3.5 kw 1/4"  3/8"
FTXV46WVMA / FTXF46WVMA 4.0 kw 1/4'' 1/2''
FTXF46WVMA 4.6 kw 1/4'' 1/2''
FTXV50WVMA / FTXF50WVMA 5.0 kw 1/4'' 1/2''
FTXV60WVMA 6.0 kw 1/4'' 1/2''
FTXV71WVMA / FTXF71WVMA

7.0 kw

3/8''  5/8''
FTXV85LVMA 8.5 kw 3/8''  5/8''
FTXV95LVMA 9.5 kw 3/8''  5/8''

 

Panasonic 
Model Number Capacity Pair coil sizes
CS-Z25XKR / CS-Z25VKR / CS-RZ25XKRW /CS-RZ25WKR 2.5 kw 1/4"  3/8"
CS-Z35XKR / CS-Z35VKR / CS-RZ35XKRW / CS-RZ35WKR 3.5 kw 1/4"  3/8"
CS-Z42XKR / CS-Z42VKR / CS-RZ42XKRW / CS-RZ42WKR 4.2 kw 1/4'' 1/2''
CS-Z50XKR / CS-Z50VKR / CS-RZ50XKRW / CS-RZ50WKR 5.0 kw 1/4'' 1/2''
CS-Z60XKR / CS-Z60VKR / CS-RZ60XKRW / CS-RZ60WKR 6.0 kw 1/4'' 1/2''
CS-Z71XKR / CS-Z71VKR / CS-RZ71XKRW / CS-RZ71WKR 7.1 kw 1/4'' 5/8''
CS-Z80XKR / CS-Z80VKR / CS-RZ80XKR / CS-RZ80WKR 8.0 kw 1/4'' 5/8''

 

KELVINATOR
Model Number Capacity Pair coil sizes
KSD25HWJ 2.5 kw 1/4" 3/8"
KSD35HWJ 3.5 kw 1/4" 1/2"
KSD50HWJ 5.0 kw 1/4'' 1/2''
KSD71HWJ 7.1 kw 3/8'' 5/8''
KSD90HWJ 9.0 kw 3/8'' 5/8''
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