| 型号 | 厂商 | 描述 |
| 2920052 | Phoenix Contact | BASE ELEMENT |
| 2920065 | Phoenix Contact | BASE ELEMENT |
| 2920078 | Phoenix Contact | BASE ELEMENT |
| 2920094 | Phoenix Contact | BASE ELEMENT |
| 2920117 | Phoenix Contact | SURGE PROTECTION PLUG 12VDC |
| 2920120 | Phoenix Contact | SURGE PROTECTION PLUG 24VDC |
| 2920-12-101 | Coto Technology | RELAY REED SPST 1A 12V |
| 2920-12-111 | Coto Technology | RELAY REED SPST 1A 12V |
| 2920-12-121 | Coto Technology | RELAY RF SPST 1A 12V |
| 2920243 | Phoenix Contact | SURGE VOLTAGE ARRESTOR DIN RAIL |
| 2920447 | Phoenix Contact | SURGE ARRESTOR DIN RAIL |
| 2920450 | Phoenix Contact | SURGE ARRESTOR DIN RAIL |
| 2920612 | Phoenix Contact | DSUB 9POS ATT PLUG DIN RAIL |
| 2920638 | Phoenix Contact | SURGE PROTEC TERM BLOCK 24VDC |
| 2920641 | Phoenix Contact | MOD TERM BLOCK W/SURGE PROTECT |
| 2920654 | Phoenix Contact | END COVER FOR TERMITRAB |
| 2920667 | Phoenix Contact | SURGE PROTECTION FILTER 120VAC |
| 2920670 | Phoenix Contact | SURGE PROTECTION FILTER 120VAC |
| 2920683 | Phoenix Contact | SURGE PROTECTION FILTER 120VAC |
| 2920722 | Phoenix Contact | SURGE PROTEC TERM BLOCK 24VDC |
| 2920735 | Phoenix Contact | SURGE PROTEC TERM BLOCK 24VDC |
| 2920780 | Phoenix Contact | PHOTOVOLTAIC SURGE PROTECTOR |
| 2920l030dr | Littelfuse Inc | PTC RESETTABLE 60V .30A SMD 2920 |
| 2920l030dr | Littelfuse Inc | PTC RESETTABLE 60V .30A SMD 2920 |
| 2920l030dr | Littelfuse Inc | PTC RESETTABLE 60V .30A SMD 2920 |
| 2920l050dr | Littelfuse Inc | PTC RESETTABLE 60V .50A SMD 2920 |
| 2920l050dr | Littelfuse Inc | PTC RESETTABLE 60V .50A SMD 2920 |
| 2920l050dr | Littelfuse Inc | PTC RESETTABLE 60V .50A SMD 2920 |
| 2920l075/60mr | Littelfuse Inc | PTC RESETBL 60V 750MA SMD 2920 |
| 2920l075/60mr | Littelfuse Inc | PTC RESETBL 60V 750MA SMD 2920 |
| 2920l075/60mr | Littelfuse Inc | PTC RESETBL 60V 750MA SMD 2920 |
| 2920l075dr | Littelfuse Inc | PTC RESETTABLE 30V .75A SMD 2920 |
| 2920l075dr | Littelfuse Inc | PTC RESETTABLE 30V .75A SMD 2920 |
| 2920l075dr | Littelfuse Inc | PTC RESETTABLE 30V .75A SMD 2920 |
| 2920l100pr | Littelfuse Inc | PTC RESETTABLE 33V 1.1A SMD 2920 |
| 2920l100pr | Littelfuse Inc | PTC RESETTABLE 33V 1.1A SMD 2920 |
| 2920l100pr | Littelfuse Inc | PTC RESETTABLE 33V 1.1A SMD 2920 |
| 2920l125pr | Littelfuse Inc | PTC RESET 15V 1.25A SMD 2920 |
| 2920l125pr | Littelfuse Inc | PTC RESET 15V 1.25A SMD 2920 |
| 2920l125pr | Littelfuse Inc | PTC RESET 15V 1.25A SMD 2920 |
| 2920l150dr | Littelfuse Inc | PTC RESET 33V 1.50A SMD 2920 |
| 2920l150dr | Littelfuse Inc | PTC RESET 33V 1.50A SMD 2920 |
| 2920l150dr | Littelfuse Inc | PTC RESET 33V 1.50A SMD 2920 |
| 2920l185dr | Littelfuse Inc | PTC RESET 33V 1.85A SMD 2920 |
| 2920l185dr | Littelfuse Inc | PTC RESET 33V 1.85A SMD 2920 |
| 2920l185dr | Littelfuse Inc | PTC RESET 33V 1.85A SMD 2920 |
| 2920l200/24dr | Littelfuse Inc | PTC RESETTABLE 24V 2A SMD 2920 |
| 2920l200/24dr | Littelfuse Inc | PTC RESETTABLE 24V 2A SMD 2920 |
| 2920l200/24dr | Littelfuse Inc | PTC RESETTABLE 24V 2A SMD 2920 |
| 2920l200dr | Littelfuse Inc | PTC RESETTABLE 15V 2A SMD 2920 |