| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | SN171GG-NR | SNAP PROTOBOARD W/NO RADIO | Synapse Wireless |
| 2 | DRS4 | DIN-RAIL SOCKET FOUR CHAN RELAYRelay Socket DIN Rail | Sensata-Crydom |
| 3 | NC4-SS | SOCKET SLD FOR SLIM NC4D RELAYRelay Socket Chassis Mount | Panasonic Electric Works |
| 4 | RM835048 | RELAY GEN PURPOSE DPDT 25A 48VGeneral Purpose Relay DPDT (2 Form C) 48VDC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 5 | T92S7D12-110 | RELAY GEN PURPOSE DPST 30A 110VGeneral Purpose Relay DPST-NO (2 Form A) 110VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | 18782B200 | RELAY GEN PURPOSE DPDT 20A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | V23057-B0006-A101 | RELAY GEN PURPOSE SPDT 5A 24VGeneral Purpose Relay SPDT (1 Form C) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | 2972835 | I/O MOUNTING BOARD 4POSI/O Module Rack 4 Channel | Phoenix Contact |
| 9 | 70-IDC5B | INPUT MODULE DC 18MA 5VDCDC Input Module Output Module 18mA 5VDC Output 3 ~ 32VDC Supply | Grayhill Inc. |