| T820-800W | 
                                        STMicroelectronics | 
                                        35,000 | 
                                        TRIAC ALTERNISTOR 800V ISOWATT | 
                                    
                                                                    
                                        | T8200 | 
                                        Amphenol Telaire | 
                                        4 | 
                                        CO2/TEMP SENS WALL MNT DUAL OUT | 
                                    
                                                                    
                                        | T8200-D | 
                                        Amphenol Telaire | 
                                        10 | 
                                        CO2/TEMP SENS WALL MNT DUAL OUT | 
                                    
                                                                    
                                        | T8200-D-10P | 
                                        Amphenol Advanced Sensors | 
                                        5 | 
                                        VENTOSTAT, 2CH CO2/P TEMP, DISPL | 
                                    
                                                                    
                                        | T8200-HD | 
                                        Amphenol Advanced Sensors | 
                                        3 | 
                                        VENTOSTAT, 2CH CO2/PA TEMP/RH, D | 
                                    
                                                                    
                                        | T820029004DH | 
                                        Powerex, Inc. | 
                                        35,000 | 
                                        SCR PHASE CTRL MOD 200V 900A | 
                                    
                                                                    
                                        | T820041404DH | 
                                        Powerex, Inc. | 
                                        35,000 | 
                                        SCR 400V 2576A HOCKEY PUCK | 
                                    
                                                                    
                                        | T820049004DH | 
                                        Powerex, Inc. | 
                                        35,000 | 
                                        SCR PHASE CTRL MOD 400V 900A | 
                                    
                                                                    
                                        | T820061404DH | 
                                        Powerex, Inc. | 
                                        35,000 | 
                                        SCR 600V 2576A HOCKEY PUCK | 
                                    
                                                                    
                                        | T820067504DH | 
                                        Powerex, Inc. | 
                                        35,000 | 
                                        SCR PHASE CTRL MOD 600V 750A | 
                                    
                                                                    
                                        | T820069004DH | 
                                        Powerex, Inc. | 
                                        35,000 | 
                                        SCR PHASE CTRL MOD 600V 900A | 
                                    
                                                                    
                                        | T820081404DH | 
                                        Powerex, Inc. | 
                                        35,000 | 
                                        SCR 800V 2576A HOCKEY PUCK | 
                                    
                                                                    
                                        | T820087504DH | 
                                        Powerex, Inc. | 
                                        35,000 | 
                                        SCR PHASE CTRL MOD 800V 750A | 
                                    
                                                                    
                                        | T820089004DH | 
                                        Powerex, Inc. | 
                                        35,000 | 
                                        SCR PHASE CTRL MOD 800V 900A | 
                                    
                                                                    
                                        | T820107504DH | 
                                        Powerex, Inc. | 
                                        35,000 | 
                                        SCR PHASE CTRL MOD 1000V 750A |