| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TQ2SA-L-5V | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | 8869400000 | SCM-I 2CORelay Socket DIN Rail | Weidmuller |
| 3 | 27E152 | SOCKET BRKT MNT 4P R10 SERIESRelay Socket Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 4 | T90N5D12-18 | RELAY GEN PURPOSE SPDT 20A 18VGeneral Purpose Relay SPDT (1 Form C) 18VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | T9GS1L24-12 | T9GS1L24-12General Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | S2EB-12V | RELAY GEN PURPOSE 4PST 4A 12VGeneral Purpose Relay 4PST-NO/NC (2 Form A, 2 Form B) 12VDC Coil Through Hole | Panasonic Electric Works |
| 7 | DSP1-DC9V-F | RELAY GENERAL PURPOSE DPST 5A 9VGeneral Purpose Relay DPST-NO/NC (1 Form A, 1 From B) 9VDC Coil Through Hole | Panasonic Electric Works |
| 8 | SM-OAC5AR | OUTPUT MODULE AC MINI 20MA 5VDCAC Output Module Output Module 0.05 ~ 3.5A 24 ~ 280VAC (240VAC Nom) Output 5VDC (2.75 ~ 8VDC) ... | Sensata-Crydom |
| 9 | 70-IAC24 | INPUT MODULE AC 8MA 24VDCAC Input Module Output Module 10mA 24VDC Output 90 ~ 140VAC (120VAC Nom) Supply | Grayhill Inc. |