| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | G6K-2P DC4.5 | RELAY TELECOM DPDT 1A 4.5VTelecom Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 2 | BR05-WH | RELAY MINI PCBRELAY MINI PCB | TE Connectivity Potter & Brumfield Relays |
| 3 | 2900453 | TERM BLOCKRelay Socket DIN Rail | Phoenix Contact |
| 4 | S2EB-L2-5V | RELAY GENERAL PURPOSE 4PST 4A 5VGeneral Purpose Relay 4PST-NO/NC (2 Form A, 2 Form B) 5VDC Coil Through Hole | Panasonic Electric Works |
| 5 | G6B-1114P-US-DC3 | RELAY GENERAL PURPOSE SPST 5A 3VGeneral Purpose Relay SPST-NO (1 Form A) 3VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 6 | DSP1-L2-DC5V-F | RELAY GENERAL PURPOSE DPST 5A 5VGeneral Purpose Relay DPST-NO/NC (1 Form A, 1 From B) 5VDC Coil Through Hole | Panasonic Electric Works |
| 7 | 2900190 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 8 | PB-4R | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 9 | 70-IAC24 | INPUT MODULE AC 8MA 24VDCAC Input Module Output Module 10mA 24VDC Output 90 ~ 140VAC (120VAC Nom) Supply | Grayhill Inc. |