Did you read the description?

This is a 24v to 12v REDUCER, not a 12v to 28v boost converter.

I don't see where you came up with the Aircraft Spruce Part number, as
these are automotive items you'd find at a truck stop.



On Tue, 8 Feb 2005 04:21:16 -0500, "Karl Geng, N1DL"
wrote:

DC1428A, Aircraft Spruce Part Number 11-11685, is a 14V to 28V DC-DC
Converter for use in home-built aircraft. This unit provides up to 3.7A of
28V power to avionic systems in aircraft that have 14VDC electrical systems.
http://search.ebay.com/12v-to-24v-co...fsopZ1QQsojsZ0

2 more days on auction or for sale.