Antispark switch, 3D Servisas FATboy
Price (USD): $19.95 shipped to USA obo / international shipping extra / No sales to UK unless £135 or more
12S max. 300A peak. v1.0
100.4 x 40 x 26.5mm tall (probably 30 or 31mm tall with wires attached)
These should be used with a loopkey as they can consume a small amount of current while “off”. I wouldn’t idle this for more than a month or two without charging the battery.
Upon delivery, I can offer a 1 week full refund warranty less my actual shipping costs.
Has an LED circuit (need current limiting resistor)