| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | EC2-4.5NU | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | KEMET |
| 2 | TX2-4.5V | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 3 | 1393824-2 | RELAY SOCKETRelay | TE Connectivity Potter & Brumfield Relays |
| 4 | 27E128 | R10 RELAY SOCKETS-TERMINALSRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | G2R-2A4-DC24 | RELAY GEN PURPOSE DPST 4A 24VGeneral Purpose Relay DPST-NO (2 Form A) 24VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 6 | 70MRCK16-EC | I/O MOUNTING BOARD MINI 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 7 | 2972851 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 8 | RT1-OD16-24V-S(UL) | 16 OUT 5A 24VDC PWRI/O Module Rack Channel | Panasonic Industrial Automation Sales |
| 9 | 73G-IV10 | I/O MODULE 0-10VDC 12-BIT;2.44MVAnalog Input Module Output Module Output Supply | Grayhill Inc. |