| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | AGQ21T4H | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 2 | AGN200A03X | RELAY TELECOM DPDT 1A 3VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | 2900282 | PLC-BPT- 12DC/21-21Relay | Phoenix Contact |
| 4 | JRS200310 | QUICK MOUNT, 2 POLERelay | Amphenol Pcd |
| 5 | 27E892 | SOCKET DIN RAIL MT KRPA SERIESRelay Socket DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 6 | 7-1393239-0 | RT31K012Relay Coil | TE Connectivity Potter & Brumfield Relays |
| 7 | PB-24Q | I/O MOUNTING BOARD QUAD 24POSI/O Module Rack 24 Channel | Sensata-Crydom |
| 8 | 70M-IDC5NP | INPUT MODULE AC/DC 18MA 5VDCAC/DC Input Module Output Module 10mA 5VDC Output 15 ~ 32VAC, 10 ~ 32VDC Supply | Grayhill Inc. |
| 9 | HS023 | PM HEAT SINK 0.25C/W 1 2 OR 3 SSHeat Sink Multiple Series | Sensata-Crydom |