| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 20-101-1254 | BOARD DGTL I/O RCM56/57XX | Digi International |
| 2 | AGQ20T4H | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 3 | 8869430000 | SCM-I 4CO PRelay Socket DIN Rail | Weidmuller |
| 4 | AHES3190 | RELAY GEN PURPOSE DPST 35A 6VGeneral Purpose Relay DPST-NO (2 Form A) 6VDC Coil Through Hole | Panasonic Electric Works |
| 5 | V23047-A1018-A501 | RELAY SAFETY DPDT 6A 18VSafety Relay DPDT (2 Form C) 18VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | ADY10005 | RELAY GEN PURPOSE SPST 10A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 7 | DSP1-L2-DC5V-F | RELAY GENERAL PURPOSE DPST 5A 5VGeneral Purpose Relay DPST-NO/NC (1 Form A, 1 From B) 5VDC Coil Through Hole | Panasonic Electric Works |
| 8 | 5529191 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 9 | 1393827-2 | SPRING HOLD DOWN CRADLE NSP IIClip, Hold Down Cradle Sockets, AXICOM | TE Connectivity Potter & Brumfield Relays |