| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TQ2-L2-4.5V | RELAY TELECOM DPDT 1A 4.5VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 2 | G6K-2P DC3 | RELAY TELECOM DPDT 1A 3VTelecom Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 3 | MY4 AC220/240 (S) | RELAY GEN PURPOSE 4PDT 3A 240VGeneral Purpose Relay 4PDT (4 Form C) 240VAC Coil Socketable | Omron Automation and Safety |
| 4 | MY4N-D2 DC24 (S) | RELAY GEN PURPOSE 4PDT 3A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Socketable | Omron Automation and Safety |
| 5 | RH4B-ULDC24V | RELAY PLUG-IN 4PDT 10A 24VDCGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Socketable | IDEC |
| 6 | 2-1904020-4 | V23234A0001X037-EV-100Relay Coil | TE Connectivity Potter & Brumfield Relays |
| 7 | 2IO24 | I/O MOUNTING BRD STANDARD 24POSI/O Module Rack 24 Channel | TE Connectivity Potter & Brumfield Relays |
| 8 | G6K-2F-RF-S DC3 | RELAY RF DPDT 1A 3V | Omron Electronics Inc-EMC Div |
| 9 | 73G-OI020 | I/O MODULE 0-20MA 12-BIT;4.90UAAnalog Output Module Output Module Output Supply | Grayhill Inc. |