A high power Zener diode: 12.5W (to be climbed on the dissipator) Voltage: 130V New, manufactured by itt semiconductors.
Bzy93c47 - Zener Diode 47V - 15W - ITT Semiconductors
Bzy93c75 - Zener Diode 75v - 15w - Itt Semiconductors
Zener Diode 20V - 12.5W - ZX20 by ITT Semiconductors
Bzy93c22 - Zener Diode 22V - 15W - ITT Semiconductors
Zener Diode 1.3W BZX85C Invac/OnSemi, select from 3.3V - 24V, 10 pack free P&P
Zener Diode 0.5Watt from 2V to 75V sold in pack of 10 £2.45 per 10