| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | CA15-9-DV | CABLE SERIAL DE15-Y VOICE/DATA | Multi-Tech Systems Inc. |
| 2 | 5-1904045-3 | V23333Z0002A010-EV-441Relay | TE Connectivity Potter & Brumfield Relays |
| 3 | DK1A1B-L2-3V | RELAY GENERAL PURPOSE DPST 8A 3VGeneral Purpose Relay DPST-NO/NC (1 Form A, 1 From B) 3VDC Coil Through Hole | Panasonic Electric Works |
| 4 | PT270024 | RELAY GEN PURPOSE DPDT 12A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 5 | RR2P-ULDC24V | RELAY PLUG-IN DPDT 10A 24VDCGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | IDEC |
| 6 | XT374S15 | RELAY GEN PURPOSE SPDT 16A 115VGeneral Purpose Relay SPDT (1 Form C) 115VAC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 7 | V23105A5306A201 | RELAY TELECOM DPDT 3A 9VTelecom Relay DPDT (2 Form C) 9VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | 2975722 | I/O MOUNTING BOARD 8POSI/O Module Rack 8 Channel | Phoenix Contact |
| 9 | G5LE-14 DC3 | RELAY GEN PURPOSE SPDT 10A 3VGeneral Purpose Relay SPDT (1 Form C) 3VDC Coil Through Hole | Omron Electronics Inc-EMC Div |