I'd also expect the higher heat to be harder on
the hook-up wire insulation.
Wiring insulation that can't withstand soldering temperatures is a real
irritation at times.
Teflon-insulated wire might prove useful in that context, for you.
--
Member of the toughest, meanest, deadliest, most unrelenting -- and
ablest -- form of life in this section of space, a critter that can
be killed but can't be tamed. --Robert A. Heinlein, "The Puppet Masters"
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Information is more dangerous than cannon to a society ruled by lies. --James
M Dakin