| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2271015 | PLUG-IN BASE STD I/O MODULESRelay Socket Through Hole | Phoenix Contact |
| 2 | HC4-SS-K | SOCKET SLD TAB W/CLIP HC4 RELAYRelay Socket Panel Mount | Panasonic Electric Works |
| 3 | 2961309 | RELAY GEN PURPOSE SPDT 16A 12VGeneral Purpose Relay SPDT (1 Form C) 12VDC Coil Through Hole | Phoenix Contact |
| 4 | RY2S-ULDC24V | RELAY PLUG-IN DPDT 3A 24VDCGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | IDEC |
| 5 | APF10312 | RELAY GEN PURPOSE SPST 6A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | Panasonic Electric Works |
| 6 | PB-24SM-V | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Sensata-Crydom |
| 7 | 20C228 | SPRING HOLD-DOWN FOR KU RELAYSClip, Hold Down KU Series | TE Connectivity Potter & Brumfield Relays |
| 8 | ARS304H | ARS (RS) HIGH FREQUENCY RELAY | Panasonic Electric Works |
| 9 | PT28802 | RETAINING CLIP METAL 29MM FOR PTClip, Hold Down PT78 Sockets, SCHRACK | TE Connectivity Potter & Brumfield Relays |