| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | HP2-SFDUL | SOCKET TERM W/CLIP SCREW DIN HP2Relay Socket DIN Rail | Panasonic Electric Works |
| 2 | SM2S-05 | SOCKET DIN MOUNT SCREW TYPERelay Socket DIN Rail | IDEC |
| 3 | S4EB-L-12V | RELAY GEN PURPOSE 4PST 4A 12VGeneral Purpose Relay SPST-NO (1 Form A) x 4 12VDC Coil Through Hole | Panasonic Electric Works |
| 4 | 2972974 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 5 | 2973041 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 6 | ARS34Y4HZ | RELAY RF SPDT 500MA 4.5V | Panasonic Electric Works |
| 7 | 8869440000 | SCM-I CLIP PClip, Hold Down RCM Series | Weidmuller |
| 8 | CA1-DC24V-N | CA RELAY 1 FORM C 24V | Panasonic Electric Works |
| 9 | 2-1415392-1 | LED PROTECTION MOD | TE Connectivity Potter & Brumfield Relays |