| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | HY1-4.5V | RELAY TELECOM SPDT 1A 4.5VTelecom Relay SPDT (1 Form C) Through Hole | Panasonic Electric Works |
| 2 | 2900306 | RELAY GEN PURPOSE SPDT 50MA 24VGeneral Purpose with Socket Relay SPDT (1 Form C) DIN Rail | Phoenix Contact |
| 3 | TX2-L-24V-1 | RELAY TELECOM DPDT 1A 24VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 4 | G5V-1-DC9 | RELAY GENERAL PURPOSE SPDT 1A 9VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 5 | PYF08A-TU | SOCKET 2POLRelay Socket DIN Rail | Omron Automation and Safety |
| 6 | SY4S-05 | SOCKET DIN MOUNT SCREW TYPERelay Socket DIN Rail | IDEC |
| 7 | R10S-E1Y2-J1.0K | RELAY GENERAL PURPOSE DPDT 3A 5VGeneral Purpose Relay DPDT (2 Form C) 5VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 8 | RY2S-ULDC24V | RELAY PLUG-IN DPDT 3A 24VDCGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | IDEC |
| 9 | 2900892 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |