| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | SP2-PS | SOCKET PCB FOR SP2 RELAYSRelay Socket Through Hole | Panasonic Electric Works |
| 2 | 927076-1 | 5P POS-LOCK BU GEHRelay | TE Connectivity AMP Connectors |
| 3 | S86R11A1B1D1120 | RELAY GEN PURPOSE DPDT 20A 120VGeneral Purpose Relay DPDT (2 Form C) 120VAC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 4 | R10-E1Y1-SS220 | RELAY GENERAL PURPOSE SPDT 3A 3VGeneral Purpose Relay SPDT (1 Form C) 3VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 5 | 70MRCK8-HL | I/O MOUNTING BOARD MINI 8POSI/O Module Rack 8 Channel | Grayhill Inc. |
| 6 | 8-1393163-0 | RETAINING CLIP FOR MT RELAYClip, Hold Down MT78 Sockets, SCHRACK | TE Connectivity Potter & Brumfield Relays |
| 7 | 2900956 | RIF-RH-4 | Phoenix Contact |
| 8 | B40-0003B | RELAY RF 4PST 250MA 5V | Coto Technology |
| 9 | BPD2E | AC/AC WALL MOUNT ADAPTER 12V 20W12VAC 1.67A AC/AC External Wall Mount (Class II) Adapter Fixed Blade Input | Hammond Manufacturing |