| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | RS2 | RELAY SOCKET 10 PINRelay Socket Channel, Track | Curtis Industries |
| 2 | 2900958 | RIF-0-BPT/21Relay | Phoenix Contact |
| 3 | SY4S-05C | SOCKET DIN MOUNT FINGERSAFERelay Socket DIN Rail | IDEC |
| 4 | NC4EBD-P-DC5V | RELAY GENERAL PURPOSE 4PDT 5A 5VGeneral Purpose Relay 4PDT (4 Form C) 5VDC Coil Through Hole | Panasonic Electric Works |
| 5 | T77V1D3-12 | RELAY GEN PURPOSE SPST 3A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | G2R-1A-E-AC120 | RELAY GEN PURPOSE SPST 16A 120VGeneral Purpose Relay SPST-NO (1 Form A) 120VAC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 7 | 9002-05-10 | RELAY RF SPST 500MA 5V | Coto Technology |
| 8 | MS-4H | I/O MOUNTING BOARD MINI 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 9 | PB-8SM-B | I/O MOUNTING BOARD MINI 8POSI/O Module Rack 8 Channel | Sensata-Crydom |