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Thanks! But, I don't see one labeled "C"... did I just miss it? Is it the terminal with the two large orange wires, blue wire, and green wire all connected at the same point?

No worries, we've...

Hey Folks...

I have a special thermostat in which I need to connect the common line, "C" in order to power this thing.

Where can I get a connection to "Common" in this older furnace?

See...

labman,

Many thanks for your response. I really appreciate it. I've been experimenting with ways to power our device in a way that doesn't require batteries, and still works with lots of...

Hello hvac gurus.

I realize this might now be the place to post this, but I'm stuck...
We'd like to power a small device (tiny tiny current <20ma... connected to standard thermostat wiring)...