| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TX2SS-L2-9V-Z | RELAY TELECOM DPDT 2A 9VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | TXD2SA-5V | RELAY GENERAL PURPOSE DPDT 2A 5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | JRS400211 | QUICK MOUNT, 4 POLE WCRelay | Amphenol Pcd |
| 4 | SU4S-11L | SPRING CLAMP SOCKET DIN/PNL MTRelay Socket DIN Rail | IDEC |
| 5 | 70MRCK24-EC | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 6 | 2972990 | VARIOFACE MODULE 16 PLUGGABLEI/O Module Rack 16 Channel | Phoenix Contact |
| 7 | G5LE-14 DC24 | RELAY GEN PURPOSE SPDT 10A 24VGeneral Purpose Relay SPDT (1 Form C) 24VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 8 | PB-24HQ | I/O MOUNTING BOARD QUAD 24POSI/O Module Rack 24 Channel | Sensata-Crydom |
| 9 | 20C251 | SPRING RELAY HOLD-DOWN 6POLEClip, Hold Down R10 Series | TE Connectivity Potter & Brumfield Relays |