20V Dewalt to 12V adapters

Ive got one i use for powering a few 12v things. Be careful not to draw down the battery too far or your charger won't charge them. Your drill/saw/etc has circuitry to shut off at a certain voltage, those adaptors will draw the batteries down to near zero, which won't recharge without a jump.
 
I have a Milwaukee converter that I use for my diesel transfer tank.
That's one of the main reasons I got it. I wanted to get away from carry the wires to get to a battery.

Last week when I started mulching I forgot to bring my long jumpers for the transfer tank pump. I do always have at least one 12V deer feeder battery in my truck. I've been running on it since Friday now with no charging. 🤣 My truck is a mess but I can usually dig some thing out it it.

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I use milwaukee 18volt batteries on my transfer pump with no 12 volt adapter. Been running it that way 2 years with no issue. Ive got some led work lights as well set up the same way. As mentioned above anytime you run a " dumb " tool on one of these batteries you can run it past the point of no return. Your charger will not accept it with out performing some tricks to fool it.
 

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