Originally posted by Paul from the UK:
technical specification
Rated supply voltage 5-24V d.c.
Switching capacity 100mA
Maximum switching frequency 5000Hz
Operating temperature -25°C to + 70°C
Degree of protection IP67
70 degC ain't gonna be enough IMO. Better get something that is rated for at least 220 degF (whatever that is in C, 105 or so?), maybe more.