Question about coach battery posts
I've found a good source for a pair of new Interstate GC2-XHD coach batteries at a good price. They will replace my current Deka GC15's. The question I have concerns the post type. I can get either th...
Forum Discussion
The "L PAD" (also known as a flag terminal) is one of the best connections ever designed. Ask your battery distributor to cast L pads for you (the mold is aluminum).
Then use 316 stainless (ONLY!) 5/16" X 1" bolts, nuts, flat and lockwashers. Immune to battery acid. 18-8 stainless is not acid proof. Nor 304. 316 Stainless or K-monel is acid proof. Won't even lose it's luster in 20 years soaking wet in acid.
Group 31 batteries for instance are 3/8" STUD batteries while group 29 and 30 batteries use lead posts. The stud is stainless and is not intended to pass any amperage whatsoever. Terminals are STACKED.
I would trade any "RV Terminal" type battery for a stud type battery in a heartbeat. Having so much overhanging lead post is not a smart design.
Then use 316 stainless (ONLY!) 5/16" X 1" bolts, nuts, flat and lockwashers. Immune to battery acid. 18-8 stainless is not acid proof. Nor 304. 316 Stainless or K-monel is acid proof. Won't even lose it's luster in 20 years soaking wet in acid.
Group 31 batteries for instance are 3/8" STUD batteries while group 29 and 30 batteries use lead posts. The stud is stainless and is not intended to pass any amperage whatsoever. Terminals are STACKED.
I would trade any "RV Terminal" type battery for a stud type battery in a heartbeat. Having so much overhanging lead post is not a smart design.
