| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | SRSI230AC/DC | RELAY SOCKET 220-240VAC DCRelay | B&B SmartWorx, Inc. |
| 2 | 2900937 | RIF-3-BPT/2X21Relay | Phoenix Contact |
| 3 | PT570024 | RELAY GEN PURPOSE 4PDT 6A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 4 | SR4M4021 | RELAY SAFETY 4PST 8A 21VSafety Relay 4PST-NO/NC (3 From A, 1 Form B) 21VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | DSP1A-L2-DC5V | RELAY GENERAL PURPOSE SPST 8A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 6 | 20C176 | SPRING HOLD-DOWN FOR SOCKET MNTClip, Hold Down KRPA and KRP | TE Connectivity Potter & Brumfield Relays |
| 7 | ARA220A24 | RELAY RF DPDT 1A 24V | Panasonic Electric Works |
| 8 | G3TB-OD201P-US DC5-24 | OUTPUT MODULE DC 5MA 5-24VDCDC Output Module Output Module 0.01 ~ 1.5A 40 ~ 200VDC Output 5 ~ 24VDC Supply | Omron Automation and Safety |
| 9 | 9603180022 | RELAY RF SPST 500MA 3V | Standex-Meder Electronics |