| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | DS1E-M-DC3V | RELAY GENERAL PURPOSE SPDT 2A 3VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Panasonic Electric Works |
| 2 | SP4-L2-DC5V | RELAY GEN PURPOSE 4PDT 10A 5VGeneral Purpose Relay 4PDT (4 Form C) 5VDC Coil Socketable | Panasonic Electric Works |
| 3 | ALFG2PF09 | RELAY GEN PURPOSE SPST 31A 9VGeneral Purpose Relay SPST-NO (1 Form A) 9VDC Coil Through Hole | Panasonic Electric Works |
| 4 | SDT-SS-112DM,000 | RELAY GEN PURPOSE SPST 10A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | T9VV1K15-12S | 2027395-5General Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | 70RCK4R | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 7 | 2962463 | ACTIVE MODULEI/O Module Rack Channel | Phoenix Contact |
| 8 | PB-24M | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Sensata-Crydom |
| 9 | 2972903 | I/O MOUNTING BOARD 8POSI/O Module Rack 8 Channel | Phoenix Contact |