Doh, ever thought of taking the old bulb out and replacing it with the same, not too difficult is it?
Numpty, February 2010
A special oven lamp rated at 300 ºC
They are always SES Small Edison Screw type
The voltage will depend on the country you live in
The Wattage is usually written on the glass - I think they come in 15W - 25W - 40W power levels.