| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | SP4-SF | SOCKET RELAY SCREW FOR SP4 RELAYRelay Socket Chassis Mount | Panasonic Electric Works |
| 2 | SY4S-02F1 | RELAY HOLD DOWN SPRINGClip, Hold Down RY Series Sockets | IDEC |
| 3 | RP28500 | METAL RETAINING CLIP RT RP RYClip, Hold Down RP78 Sockets, SCHRACK | TE Connectivity Potter & Brumfield Relays |
| 4 | ARS10A4H | ARS (RS) 1 FORM C | Panasonic Electric Works |
| 5 | 73G-OI420 | I/O MODULE 4-20MA 12-BIT;3.90UAAnalog Output Module Output Module Output Supply | Grayhill Inc. |
| 6 | CB1AF-T-12V | RELAY AUTOMOTIVE SPST 40A 12V | Panasonic Electric Works |
| 7 | 3-1462050-6 | RELAY RF SPDT 2A 12V | TE Connectivity Potter & Brumfield Relays |
| 8 | 6-1393159-3 | RELAY TERMINAL | TE Connectivity Potter & Brumfield Relays |
| 9 | DR2260D30VRJ | RELAY SSR 600V 30A DIN RAIL | Sensata-Crydom |