CGSS1A6V2R1X, P/N: 006824-002,

1- DET-TRONICS PointWatch IR Combustible Gas Detector, Bas-100, Model: 505A3A2A1W, P/N: 006748-002, 

2- DET-TRONICS Combustible Gas Detection System Models: 1000&2000, Combustible Gas Sensor, Module: CGSS1A6V2R1X, P/N: 006824-002,