> Their DIN rail versions (from about $US55/1) need no external heatsinking
> (some or all?)

I'll be using some CKRD2430 in the near future, and they have all the requi=
red heat sinking built in, assuming unrestricted air flow which should be n=
o problem in the Ops case - provided they are mounted with the fins suitabl=
y orientated which may involve having the DIN rail mounted on brackets at 9=
0 degrees to the wall like a shelf.



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