Opel-Saab-07-PXV16-PV6

SANDEN International (USA), Inc. is a subsidiary of the Japan based Sanden Corporation.
http://www.compressor-express.com/ac-compressor/opel/Opel-Saab-07-PXV16-PV6

Some Opel Signum and Opel Vectra C are built with the same air conditioning compressor. The Original Equipment Manufacturer Numbers (OEM numbers) are Opel 6854073.

The air-conditioning system of these vehicles was assembled with a Sanden PXV16 compressor, compressor manufacturer numbers: Sanden 8628. These ac compressors seems to be interchangeable.

Opel-52-CVC-PV5

Harrison Radiator Corporation was an early manufacturer of automotive radiators that became a division of General Motors in 1918 and later became the division of GM responsible for manufacturing air-conditioning units as well as radiators. In 1995, General Motors spun off its components' makers as DELPHI Automotive Systems and the Harrison Radiator business was renamed DELPHI Harrison Thermal Systems.

http://www.compressor-express.com/ac-compressor/opel/Opel-52-CVC-PV5

Some Opel Zafira are built with the same air conditioning compressor. The Original Equipment Manufacturer Numbers (OEM numbers) are Opel 13124753, Opel 13297446, Opel 6854078, Opel 6854136.

The air-conditioning system of these vehicles was assembled with a Delphi-Harrison CVC compressor. These ac compressors seems to be interchangeable.