Gauge vs. sqmm

 

Bronze Member
Username: Miso

Slovakia

Post Number: 54
Registered: Feb-05
good afternoon,i'm doing install in my car and dont understand how much 0gauge is,im from europe and we use sqmm.I have 100sqmm power cable and it seems that nobody is carrying fuse holders,distribution blocks,etc such size.would 0gauge fit my cable? I really apreciate your help,thank you.
 

Platinum Member
Username: Glasswolf

Wisteria, Lane USA

Post Number: 10297
Registered: Dec-03
here ya go.. quick reference chart:
http://www.engineeringtoolbox.com/awg-wire-gauge-calculator-33_818.html
http://www.the12volt.com/wiring/awg.asp

100sq-mm is 4/0 AWG. Are you sure you didn't mean 10sq-mm?
4/0 AWG is about the diameter of a man's wrist.

10sq-mm is 8AWG, and a far more common size for car audio power wire.. usually about the smallest wire used for amplifier power and ground.. it's about the diameter of your pinky (smallest) finger.
 

Gold Member
Username: Carguy

Post Number: 4291
Registered: Nov-04
Gauge vs sqmm sounds like a p0rn movie title!
 

Bronze Member
Username: Miso

Slovakia

Post Number: 55
Registered: Feb-05
glasswolf-yes i do have 100sqmm(used to have 10mm though)and i need to power up Colossus II,so how much is 0AWG? would this one fit?-http://www.sonicelectronix.com/viewitem.php?id=3072 thanks again
 

Bronze Member
Username: Miso

Slovakia

Post Number: 56
Registered: Feb-05
4/0 is like four times zero?(0000)i dont get it,sorry
 

Platinum Member
Username: Glasswolf

Wisteria, Lane USA

Post Number: 10329
Registered: Dec-03
wire gauge (AWG) goes from 2 to 1 to 1/0 to 2/0 to 3/0
yes 4/0 is 0000 or .46" diameter wire.

0AWG is .3249" diameter or 53.475 mm^2

you're not going to fine car audio fuse accessories for 0000AWG wire.
sorry.
Ho much current are you drawing?
0AWG is sufficient for 330A or so and you can run two 0AWG lines if need be.

 

Bronze Member
Username: Miso

Slovakia

Post Number: 57
Registered: Feb-05
now i get it,finally:-) you are right it is around 0AWG,but according to salesman it is 100sqmm.Whatever,0AWG-that is about the size of cable i have. I should be drawing around 300A,so it should be ok,if not i run another cable,but i dont think it would be necessary,thank you very much,Glasswolf
 

Bronze Member
Username: Miso

Slovakia

Post Number: 61
Registered: Feb-05
Now iam really confused- according to EMMA:
AWG 000 = 95 mm2
AWG 00 = 70 mm2
AWG 1 = 53 mm2
AWG 2 = 35 mm2
AWG 4 = 25 mm2
AWG 5 = 20 mm2
AWG 6 = 16 mm2
AWG 8 = 10 mm2
AWG 9 = 8 mm2
AWG 10 = 6 mm2
AWG 12 = 4 mm2
AWG 14 = 2,5 mm2
AWG 16 = 1,5 mm2
AWG 17 = 1 mm2
AWG 20 = 0,5 mm2
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