| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2900313 | RELAY GEN PURPOSE SPST 50MA 24VGeneral Purpose with Socket Relay SPST-NO (1 Form A) DIN Rail | Phoenix Contact |
| 2 | TQ2SL-L-4.5V-Z | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | TXS2SA-4.5V-Z | RELAY GEN PURPOSE DPDT 1A 4.5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | JRS200201 | QUICK MOUNT, 2 POLE WCRelay | Amphenol Pcd |
| 5 | 2900934 | RIF-2-BPT/4X21Relay | Phoenix Contact |
| 6 | SY4S-05C | SOCKET DIN MOUNT FINGERSAFERelay Socket DIN Rail | IDEC |
| 7 | RH4V2-UDC24V | RELAY PCB 4PDT 10A 24VDCGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Through Hole | IDEC |
| 8 | 7-1415538-5 | RT334024WGRelay Coil | TE Connectivity Potter & Brumfield Relays |
| 9 | 70GRCK16-HS | I/O MOUNTING BOARD G5 16POSI/O Module Rack 16 Channel | Grayhill Inc. |