Some Mazda CX-7 are built with
the same air conditioning compressor. The Original Equipment Manufacturer
Numbers (OEM numbers) are Mazda EH64-61-450.
The air-conditioning system of these
vehicles was assembled with a Panasonic compressor. Manufacturer numbers: Panasonic H12A1AV4GE, H12A1AW4GE.
These ac units seem to be interchangeable.