Yes, the AIR-PWRINJ4 supplies 802.3af power which is
what the 7975 requires
"Hours are like diamonds, don't let them waste
Time waits for no one, no favors has he"
hi Rob ,thanks for your answer! But I see AIR-PWRINJ4 is 56v for out put ,but 7975 is 48v for input ,is it ok?
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