@JD2035RR posted:...So you save $1.63 per switch to solder your own...
A lot of people have these just laying around waiting to used, as well.
@JD2035RR posted:...If these voltages were at different levels, the voltages are additive, rather than balancing each other out...
Actually, that scenario would result in "fault" short circuits which bypass any transformer circuit breaker. The wider the difference in voltage settings, the higher the fault current is. It can be very damaging.
