ILVE Genuine EGO Twin Phial 290°C Oven Thermostat A49206 SPIA49206 55.19059.812ILVE Genuine EGO Twin Phial 290C Oven Thermostat A49206 SPIA49206 SPI A49206 A 492 06 EGO 55. 19059. 812 This thermostat is for either main ovens or on an SI 12 or SI 15, it fits both ovens as they are multi function ovens. Please note this part is compatible with certain Britannia, Boretti and ILVE models. Specifically, the original models manufactured by ILVE. Model numbers begin with SI such as SI 6, SI 9, SI 10, SI 10TC, SI 12, SI 15 etc. Please