There are approximately five manufactures of microwave
oven magnetrons in the world, and these manufacutures
are located in the Far East. Anyone manufacturing a
microwave oven must purchase the magnetron from one
of these manufactures.
What this means is that many manufactures use the same
or similar magnetrons and that many are interchangeable.
Many years have been spent developing the most comprehensive
cross reference in the industry. If you would like a
copy of this cross reference.
to test a magnetron