I wonder if that is a misprint. I know a lot of power supplies that actually "don't care" if the input is AC or DC. So inputting 120 VAC works more-or-less the same are 120VDC. Off-line switching power supplies were a great innovation.

bp
<part15sbs{at}gmail{dot}com>

On 8/25/2016 11:35 AM, Eric Kuhnke wrote:
I know such things exist but have never encountered them in person, where would you have 140 or 150VDC power?



On Thu, Aug 25, 2016 at 11:32 AM, Ken Hohhof <af...@kwisp.com <mailto:af...@kwisp.com>> wrote:

    https://psui.com/product/teq-300wir/
    <https://psui.com/product/teq-300wir/>
    
https://psui.com/wp-content/uploads/products/Traco%20Power/DataSheets/teq300wir.pdf
    
<https://psui.com/wp-content/uploads/products/Traco%20Power/DataSheets/teq300wir.pdf>

    Unfortunately the prices (even assuming a discount) look prohibitive.



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