Selling used FO v1.2 modules. They are set for 45V, so Hypex SMPS1200A180 would be the recommended power supply.
More information in this thread: First One - mosfet amplifier module
Asking price: 130 EUR + shipping from Latvia.
More information in this thread: First One - mosfet amplifier module
Asking price: 130 EUR + shipping from Latvia.