| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MTAC-MFSER-DCE | ACCY CARD MULTI-FUNC SERIAL DCE | Multi-Tech Systems Inc. |
| 2 | HY1Z-4.5V | RELAY TELECOM SPDT 1A 4.5VTelecom Relay SPDT (1 Form C) Through Hole | Panasonic Electric Works |
| 3 | 1-1462038-1 | RELAY TELECOM DPDT 2A 3VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | 911371 | RELAY SOCKET 120VDC 10A REDRelay Socket DIN Rail | Weidmuller |
| 5 | 2900282 | PLC-BPT- 12DC/21-21Relay | Phoenix Contact |
| 6 | 2900279 | TERM BLOCKRelay Socket DIN Rail | Phoenix Contact |
| 7 | R10-E1Y2-V185 | RELAY GEN PURPOSE DPDT 3A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 8 | ARS14Y12 | RELAY RF SPDT 500MA 12V | Panasonic Electric Works |
| 9 | 70G-IAC24 | INPUT MODULE AC 8MA 24VDCAC Input Module Output Module 10mA 24VDC Output 90 ~ 140VAC (120VAC Nom) Supply | Grayhill Inc. |