| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 27E461 | SOCKET SCREW TERM 4P R10 RELAYSRelay Socket Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 2 | SY4S-05 | SOCKET DIN MOUNT SCREW TYPERelay Socket DIN Rail | IDEC |
| 3 | R10S-E2Y1-J1.0K | RELAY GENERAL PURPOSE SPDT 3A 5VGeneral Purpose Relay SPDT (1 Form C) 5VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | ALZ51F05W | RELAY GEN PURPOSE SPST 16A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 5 | G7L-1A-TUB-J-CB-DC24 | RELAY GEN PURPOSE SPST 30A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Chassis Mount | Omron Electronics Inc-EMC Div |
| 6 | 70GRCK24-HL | I/O MOUNTING BOARD G5 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 7 | G6K-2F-RF-S DC4.5 | RELAY RF DPDT 1A 4.5V | Omron Electronics Inc-EMC Div |
| 8 | ARE104H | RELAY RF SPDT 500MA 4.5V | Panasonic Electric Works |
| 9 | 70L-IACA | INPUT MODULE AC 6MA 5VDCAC Input Module Output Module 6mA 5VDC Output 0 ~ 280VAC (240VAC Nom) Supply | Grayhill Inc. |