| # | 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 | 912554 | OS3/1 GSE G4 I/O SKT 1 CH.Relay | Weidmuller |
| 3 | 2-1904045-1 | V23333Z0001A007-EV-311Relay | TE Connectivity Potter & Brumfield Relays |
| 4 | 5521898 | CONN TERM BLOCKRelay | Phoenix Contact |
| 5 | 79694002 | 11-PIN BACK CONNECTING SOCKETRelay Socket Chassis Mount | Crouzet |
| 6 | LY4N-D2-DC24 | RELAY GEN PURPOSE 4PDT 10A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Socketable | Omron Automation and Safety |
| 7 | 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 |
| 8 | PFC-A1 | CLIP HOLD-DOWN FOR MK SERClip, Hold Down PF083A-E and PF113A-E Sockets | Omron Automation and Safety |
| 9 | 70L-ODC5R | OUTPUT MODULE 30MA 5VDCDC Output Module Output Module 0.5A 0 ~ 200VAC/DC Output 5VDC (4.5 ~ 6VDC) Supply | Grayhill Inc. |