DIY MC4 connectors are all brands the same?

[Spleeft]

Im shopping for MC4 connectors/pairs to make custom PV wire lengths. There's a huge difference in brands/ prices. Any suggestions? Will doesnt give a reco on his website, ( just the 10AWG PV wire ) .

 

[jasonhc73]

95 cents a pair.

Solar PV Cable | Missouri Wind and Solar

Solar PV Cable for solar panel arrays. Available for sale in 8 AWG and 10 AWG sizes

mwands.com