| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TQ2SL-24V | RELAY TELECOM DPDT 2A 24VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | G2RV-SR500-AP AC/DC48 | RELAY GEN PURPOSE SPDT 50MA 48VGeneral Purpose with Socket Relay SPDT (1 Form C) DIN Rail | Omron Automation and Safety |
| 3 | AGQ200S1HZ | RELAY TELECOM DPDT 2A 1.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | HJ2-SFD-S | SOCKET TERM 2CHAN FOR HJ2 RELAYSRelay Socket DIN Rail | Panasonic Electric Works |
| 5 | 70MRCK24-HS | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 6 | G5LE-1A4 DC5 | RELAY GEN PURPOSE SPST 10A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 7 | ARJ20A4H | RELAY RF DPDT 300MA 4.5V | Panasonic Electric Works |
| 8 | SY4S-02F1 | RELAY HOLD DOWN SPRINGClip, Hold Down RY Series Sockets | IDEC |
| 9 | 70-IAC5A | INPUT MODULE AC 6MA 5VDCAC Input Module Output Module 10mA 5VDC Output 180 ~ 280VAC (240VAC Nom) Supply | Grayhill Inc. |