Part Number: 150D02-350-2 (Fire detector) Part Number: 150D02400 (Detector, fire) Part Number: 150D-02-400-2 (Fire detector) Part Number: 150D02450 (Detector, fire) Part Number: 150D02-450-2 (Fire detector) Part Number: 150D0265 (Fire and overheat detector) Part Number: 150D02-65-2 (Fire detector) Part Number: 150D03 (Switch,temp) Part Number: 150D03120 (Detector, fire) Part Number: 150D03-120-2 (Fire detector) Part Number: 150D03230 (Fire and overheat detector) Part Number: 150D03-230-2 (Fire detector) Part Number: 150D03300 (Detector, fire) Part Number: 150D-03-300-2 (Fire detector)