TDK B57881S0123F000 NTC Temperature sensor -55 up to +155 °C 12 kΩ

Model (sensors): NTC; Product size (height): 4 mm; Product size (length): 36 mm; Product size (Ø): 3.50 mm; Resistance: 12 kΩ; Temperature reading range (max.): +155 °C; Temperature reading range (min.): -55 °C

Price: £ 2.99 from Conrad Electronic