Frank,

I think you are going to have to define inexpensive.

Watthead,

The EXTECH Clamp-on is under $1400 - we sell them here in the store.
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There is another type they have that is under $200

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Look here:
https://www.electrical-contractor.net/the_store/EX/GRT_Main.htm

Bill

[This message has been edited by Bill Addiss (edited 08-16-2002).]

Bill