| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2900261 | PLC-BPT- 24DC/21RWRelay | Phoenix Contact |
| 2 | 8869390000 | SCM-I 4CO NRelay Socket DIN Rail | Weidmuller |
| 3 | 27E740 | SOCKET 4POLE R10 SERSOCKET 4POLE R10 SER | TE Connectivity Potter & Brumfield Relays |
| 4 | P6C-08P | SOCKET BACK-CONNECTING FOR G6CKRelay Socket Through Hole | Omron Electronics Inc-EMC Div |
| 5 | 70GRCQ24-HL | I/O MOUNTING BOARD G5 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 6 | G5LE-1A4 DC24 | RELAY GEN PURPOSE SPST 10A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 7 | G5Q-1A4 DC12 | RELAY GEN PURPOSE SPST 10A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 8 | ARA200A12 | RELAY RF DPDT 1A 12V | Panasonic Electric Works |
| 9 | 70-IDC5 | INPUT MODULE DC 18MA 5VDCDC Input Module Output Module 10mA 5VDC Output 3 ~ 32VDC Supply | Grayhill Inc. |