Even light bulbs have an energy rating, and this one is G-rated. This particular model has a so-called G4 socket, so make doubly sure that it will fit.
From OnBuy
2 X OSRAM 20W M47 OVEN LAMPS G4 300 DEGREE
LED Bulbs
Osram Halostar 20W Oven Appliance Bulb 12V G4 - 4050300308050
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