geem's latest activity

Yet I know of cruisers in the Caribbean who struggle to get 4 years out of Lifelines as liveaboards. Tropical heat kills leads batteries

The beauty of lithium is it is much happier being at a partial state of charge then lead. You can go months without ever reaching 100%...

I am just having the local machine shop make me some sheaves for my mast. Acetal is the material commonly used. It's an easy job for a...

....... When you have high quality grade A cells, placing them in parallel works. When you don't have grade A cell it is far better to...

Here, Oz, grit blasting is part of the process, straight from the grit cleaning to loading in an oven (better name would a a furnace or...

I am surprised nobody has discussed the merits of different UV strip material. Dscron is a common cloth for a UV strip in the UK. It is...

I had a similar problem so I emailed JK. I was told to use this code on the link below. I just entered the code instead of my password...

I decided not to go the sheredizing route as I needed to get the chain blasted and dipped so it was clean first. The sherardizer didn't...

I have just had another look at the photos and I think it's welded busbars. If that is the case, then I am afraid the battery is likely...

Plan to use the new unused 25mm doubled up for negative only as fewer crimps and then 50mm for positive.

Not easy to see from the photos but it looks like welded busbars. A nightmare to pull the pack apart if it is

Not that it is much help for the OP but it's a good post to demonstrate why you don't want such a battery on your boat, as Paul says. A...

Oh dear. That is nasty, it doesn't have cell balancing, so anyones guess what the BMS is doing, if it is a proper BMS. Because of the...

Yes, 300a will be fine Dave. If you have enough 25mm cable you could use 2 x 25mm, as long as you keep each wire in a pair equal...

I don't have a bow thruster but if I did I expect I would wire it from the engine batteries. I have 2x 100Ah in series as we are a 24v...