Skylight operator 39-379

A quick learner from NY says:
I have a motorized currently to open skylight I was looking for switch part# 10607 to see if thats the problem, my current skylight motor does not have manual option, so what is the weight specs on Product Code: 39-379

If there is a replacement on my current set-up let me know- Thank You
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Casey from SWISCO responded:

Hello,

I'm not sure if you would be able to use the 39-379 to replace your motorized operator but if you think that the specifications shown on our product page could work for you, I can tell you that our skylight operator can support a maximum sash weight of 140 pounds. Thank you. 

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