Wanted: High power C band HPA or BUCs

Wanted: High power C band amplifiers
From email:

We look for 2nd hand standard C band BUC/SSPA/HPA units for purchasing:
Between 300 W  and 500 W  standard C band, single thread
Between 300 W  and 500 W standard C band in 1:1 redundancy

If you can help please email me eric@satsig.net and I will forward to the prospective purchaser. Please include reference: 22Jan2021 0425