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) 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)