12v Mattress heating pad woes
Last night was kinda chilly. An hour before climbing into bed I, plug my 'watts up' meter inline with my mattress heating pad, crank it up to 7, check out the amp draw, and see it is only half of n...
Forum Discussion
landyacht318 wrote:
.... and the failure is due to 3 winters of sleeping on the pad and breakdown of the wires inside?
Unless the design of the pad depended upon XXX amount of voltage drop in the wiring - which you changed - then I suspect breakdown of the wiring from use was the cause .... probably the wires in the pad itself.
This can happen in 120V AC heating pads and electric blankets too. It has happened to me many times down through the years as I keep wearing out and periodically replacing electric blankets and heating pads in our home.
