I have seen a few writeups about converting the old controllers into 12v systems.
What if you simply bought a 4 pack of these:
https://www.amazon.com/dp/B005IZJBAC/?tag=skimlinks_replacement-20
And installed them? 14.4 volts. About what a running vehicle charging system puts out...
I figure it might blow up the continuity indicator light, but that could be worked around.
What if you simply bought a 4 pack of these:
https://www.amazon.com/dp/B005IZJBAC/?tag=skimlinks_replacement-20
And installed them? 14.4 volts. About what a running vehicle charging system puts out...
I figure it might blow up the continuity indicator light, but that could be worked around.
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