| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2900308 | RELAY GEN PURPOSE SPDT 50MA 48VGeneral Purpose with Socket Relay SPDT (1 Form C) DIN Rail | Phoenix Contact |
| 2 | G6K-2G-Y-TR DC4.5 | RELAY TELECOM DPDT 1A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 3 | P6BF4BNDDC12 | RELAY SOCKET DIN G3S4 G6B-4Relay Socket DIN Rail | Omron Electronics Inc-EMC Div |
| 4 | JTN1S-PA-F-DC15V | RELAY GEN PURPOSE SPDT 20A 15VGeneral Purpose Relay SPDT (1 Form C) 15VDC Coil Through Hole | Panasonic Electric Works |
| 5 | ALA2F12 | RELAY GEN PURPOSE DPST 3A 12VGeneral Purpose Relay DPST-NO (2 Form A) 12VDC Coil Through Hole | Panasonic Electric Works |
| 6 | 70GRCK4 | I/O MOUNTING BOARD G5 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 7 | ARE13A12 | RELAY RF SPDT 500MA 12V | Panasonic Electric Works |
| 8 | PB-16-V | I/O MOUNTING BRD STANDARD 16POSI/O Module Rack 16 Channel | Sensata-Crydom |
| 9 | PB-8H | I/O MOUNTING BOARD STANDARD 8POSI/O Module Rack 8 Channel | Sensata-Crydom |