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diy solar

Best crimper for 2/0 and 4/0 ?

seneysolar

Solar Enthusiast
Joined
Dec 17, 2023
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Michigan
I have a Greenlee 1981 manual crimper, its very simple, but its the indent style. It also requires fine tuning as the adjuster turns.

What is everyone else using? If i want to upgrade it looks very expensive. Is there a decent alternative for crimping large cables?
 
I use a 12 ton hydraulic crimper and have no problems making 4/0, 3/0, 2/0 and all the way down with the die set included. amazon and Ebay have these and the prices should be around $40 and up. I have had mine for 7 years, no problems.
 
Whatever you do, do not buy this pos!

AMZCNC Hydraulic Wire Crimper Battery Lug Terminal Cable Crimping Tool, Crimps 10 AWG to 4/0 AWG, Cable Crimping Tool with 10 Pairs of Dies 12 Ton https://a.co/d/6Bf0kol
 
Whatever you do, do not buy this pos!

AMZCNC Hydraulic Wire Crimper Battery Lug Terminal Cable Crimping Tool, Crimps 10 AWG to 4/0 AWG, Cable Crimping Tool with 10 Pairs of Dies 12 Ton https://a.co/d/6Bf0kol
Agreed. I bought a yellow one similar. Failed the first attempt. Dont remember what happened but, it went back.

Ended up with big blue Temco. A bit awkward if retrofitting in small places but Ive been able to perform every crimp in any case.
 
This is like what I bought on Ebay years ago. and it works great.

 

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This is like what I bought on Ebay years ago. and it works great.

I have the same crimper, works great.
 
Just verify you are getting AWG crimping dies or you are getting AWG and MCM dies. Although MCM dies will crimp AWG lugs you might end up with sharp ridges in the crimp.
 
This is like what I bought on Ebay years ago. and it works great.
The picture on the middle looks borderline undercrimped. I’d give it less than 50% change to survive UL486 tensile strengt test and 0% change to pass MIL tensile test.
 
It passed them both.
Doesn’t look like that as the hex corners are not clearly formed againts the die.
MIL-T-7928 tensile strenght test for 2/0 cable crimp is 750lbs, how did you tested the crimp?
 
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