.
A consumer capacitor given for 1000 h at 85 ° will last 8000 h at 55 °, against 64000 h at 25 °.
Hence my choice for the separate power supply.
For 50 h at 000 °, a service life of 55 h at 6000 ° is required. It's high-end.
It is not impossible because we find: 20 h at 000 °