Many of us should have known by now that Deif PPU and PPM version 2 (PPU2 , PPM2) had been officially declared obsolete and out of production as of Dec 31 2018. Parts replacement, spare unit purchases are no longer possible. Owners of vessels are encouraged to upgrade their version 2 controllers to the latest version 3 controllers. (which have been reliably been in operation) Despite this obsolescence notice, most of us know that many PPU2s and PPM2s currently in operation ou