| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TQ2SA-L2-4.5V-Z | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | D3423 | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | G6AU-274P-ST-US-DC12 | RELAY GEN PURPOSE DPDT 2A 12VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 4 | NDS-11 | RELAY SOCKET DIN 11-PINRelay Socket DIN Rail | Littelfuse Inc. |
| 5 | G6B-1184P-USDC12 | RELAY GEN PURPOSE SPST 8A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 6 | PB4 | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 7 | P7TF-OS08 DC12V | RELAY BLOCK 8POS NPN OUTBASE 12VI/O Module Rack 8 Channel | Omron Automation and Safety |
| 8 | 70GRCK24-HL | I/O MOUNTING BOARD G5 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 9 | 70M-IAC5 | INPUT MODULE AC 8MA 5VDCAC Input Module Output Module 10mA 5VDC Output 90 ~ 140VAC (120VAC Nom) Supply | Grayhill Inc. |