Part Number: 150D03-230-2 (Fire detector) Part Number: 150D03300 (Detector, fire) Part Number: 150D-03-300-2 (Fire detector) Part Number: 150D-033MF-35V (Sprg) Part Number: 150D03450 (Fire and overheat detector) Part Number: 150D-03-450-2 (Fire detector) Part Number: 150D0370 (Fire and overheat detector) Part Number: 150D03-70-2 (Fire detector) Part Number: 150D04 (Switch,temp) Part Number: 150D04460 (Fire and overheat detector) Part Number: 150D04-460-2 (Fire detector) Part Number: 150D05 (Switch,temp) Part Number: 150D-050 (Ne) Part Number: 150D05-1 (Overheat switch)