| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2900311 | RELAY GEN PURPOSE SPDT 50MA 230VGeneral Purpose with Socket Relay SPDT (1 Form C) DIN Rail | Phoenix Contact |
| 2 | HP3-SFD | SOCKET TERM W/CLIP SCREW DIN HP3Relay Socket DIN Rail | Panasonic Electric Works |
| 3 | ST-SS | SOCKET RELAY FOR ST1/2 SOLDERRelay Socket Chassis Mount | Panasonic Electric Works |
| 4 | G6CK-2117P-US-DC3 | RELAY GENERAL PURPOSE DPST 8A 3VGeneral Purpose Relay DPST-NO/NC (1 Form A, 1 From B) 3VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 5 | 1462051-1 | RELAY RF SPDT 2A 3V | TE Connectivity Potter & Brumfield Relays |
| 6 | MS-16H | I/O MOUNTING BOARD MINI 16POSI/O Module Rack 16 Channel | Sensata-Crydom |
| 7 | PB-24SM | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Sensata-Crydom |
| 8 | 70LRCK16-48P | I/O MOUNTING BRD OPENLINE 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 9 | 2341-12-020 | RELAY RF SPDT 500MA 12V | Coto Technology |