| 型號 | 廠商 | 描述 |
| 38ddp12b11m1rt [2] | Grayhill Inc | SWITCH PUSHBUTTON DPDT 0.4VA 20V |
| 38ewsp71b4m6gt [2] | Grayhill Inc | SWITCH PUSHBUTTON SPDT 1A 125V |
| 38fsp8b6m7gt [2] | Grayhill Inc | SWITCH PUSHBUTTON SPDT 1A 125V |
| 38gwsp9s7rt [2] | Grayhill Inc | SWITCH PUSH SPST-NO 0.4VA 20V |
| 38hwsp9s6rt [2] | Grayhill Inc | SWITCH PUSH SPST-NO 0.4VA 20V |
| 39-701-ew [2] | Grayhill Inc | SWITCH PUSH SPST-NO 0.15A 115V |
| 390262-2 | TE Connectivity | CONN DIP SOCKET VERT 28POS TIN |
| 3ac49 | Honeywell Sensing and Control | SWITCH STRGHT LVR SPDT 11A SOLDE |
| 3ac6-d8 | Honeywell Sensing and Control | SWITCH DOOR ROD SPDT 15A QC |
| 3ac68 | Honeywell Sensing and Control | SWITCH DOOR ROD SPDT 15A SCREW |
| 3ac6 | Honeywell Sensing and Control | SWTCH ROD ACT SPDT 15A SCRW TERM |
| 3b1 | TE Connectivity | FILTER LINE RFI FLANGE 3 AMP |
| 3bv12b013 | Honeywell Sensing and Control | SWITCH DOOR ROD SPST 25A QC |
| 3c33991f0t3g [2] | Power-One | SLI15-48-115-STS-SC-3PH |
| 3eh1 [2] | TE Connectivity | FILTER RFI PWR LINE MED .250 3A |
| 3ehq1 | TE Connectivity | FILTER RFI HI PERFORM .250 3A |
| 3ehq3 | TE Connectivity | FILTER RFI HI PERFORM WIRE 3A |
| 3eht1 | TE Connectivity | FILTER RFI POWER LINE .250 3A |
| 3eht3 | TE Connectivity | FILTER RFI PWR LINE WIRE LEAD 3A |
| 3emc1 | TE Connectivity | FILTER LINE RFI COMPACT DUAL 3A |
| 3eop | TE Connectivity | FILTER RFI GEN PURPOSE 3A PCB |
| 3ep1 | TE Connectivity | FILTER LINE 3A FASTONS |
| 3ep7m [2] | TE Connectivity | FILTER RFI POWER LINE .250 3A |
| 3eq1 | TE Connectivity | FILTER LINE FASTON 3A |
| 3erk1 | TE Connectivity | FILTER POWER LINE RFI .250 3A |
| 3esh9-08.0 [2] | MEC Switches | SWITCH TACTILE SPST-NO 0.05A 24V |
| 3exp | TE Connectivity | FILTER RFI POWER LINE 3A PCB |
| 3ez1 | TE Connectivity | FILTER POWER LINE RFI .250 3A |
| 3ezp | TE Connectivity | FILTER RFI POWER LINE 3A PCB |
| 3f51991f200g [2] | Power-One | SLI50 48-230-CTRL |
| 3fl3 | TE Connectivity | FILTER POWER LINE 3.9A WIRE LEAD |
| 3ls1 | Honeywell Sensing and Control | SWITCH 1NC 1NO DPDT SNAP ACTION |
| 3mn-sp7-p1-b6-m6ge [2] | Carling Technologies | SWITCH PUSHBUTTON SPDT 1A 120V |
| 3mn11 | Honeywell Sensing and Control | SWITCH DOOR ROD DPST 15A QC |
| 3mn19 | Honeywell Sensing and Control | SWITCH DOOR ROD DPST 15A SCREW |
| 3r1 | TE Connectivity | FILTER RFI GEN PURPOSE 3A FASTON |
| 3s1-c23 [2] | Carling Technologies | CAP RED 7.4MM DIA FOR 3S1 SERIES |
| 3s1a | TE Connectivity | FILTER LINE RFI FLANGE 3 AMP |
| 3sx1-h58-c | Honeywell Sensing and Control | SWITCH PLUNGER SPDT 1A PINS |
| 3tb41-15 | Honeywell Sensing and Control | SWITCH PLUNGER DPST 10A SCREW |
| 3tl32-1-3d | Honeywell Sensing and Control | SWITCH TOGGLE TL ON-ON 3PDT |
| 3tl32-12a | Honeywell Sensing and Control | SWITCH TOGGLE TL ON-ON-ON 3PDT |
| 3tl55-7 | Honeywell Sensing and Control | SWITCH TOGGLE 3PDT |
| 3v1a | TE Connectivity | FILTER LINE RFI FLANGE 3 AMP |
| 3vb1 | TE Connectivity | FILTER LINE FAST TERM 3A |
| 3vb3 | TE Connectivity | FILTER LINE WIRE TERM 3A |
| 3vk1 | TE Connectivity | FILTER LINE 3A FASTONS |
| 3vk3 | TE Connectivity | FILTER LINE STD RFI WIRE LEAD 3A |
| 3vq1 | TE Connectivity | FILTER POWER LINE RFI .250 3A |
| 3vq3 [2] | TE Connectivity | FILTER PWR LINE RFI WIRE LEAD 3A |