| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TQ2-2M-12V | RELAY TELECOM DPDT 1A 12VTelecom Relay DPDT (2 Form D) Through Hole | Panasonic Electric Works |
| 2 | 2900282 | PLC-BPT- 12DC/21-21Relay | Phoenix Contact |
| 3 | PTF21PC | RELAY SOCKET CHASSIS MT MJNRelay Socket Chassis Mount | Omron Automation and Safety |
| 4 | G5RL-1A-LN DC24 | RELAY GEN PURPOSE SPST 12A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 5 | G4A-1A-E DC5 | RELAY GEN PURPOSE SPST 20A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 6 | 70MRCK16-EC | I/O MOUNTING BOARD MINI 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 7 | PDS1-S24-S12-S | DC/DC CONVERTER 12V 1WIsolated Module DC DC Converter 1 Output 12V 83mA 21.6V - 26.4V Input | CUI Inc. |
| 8 | MTMZ0W00 | RELAY SOCKET FUNCTION MODULEFunction Module MT78740 and MT78745 Sockets, SCHRACK | TE Connectivity Potter & Brumfield Relays |
| 9 | LTM8020EV#PBF | IC DC/DC UMODULE 200MA 21-LGANon-Isolated PoL Module DC DC Converter 1 Output 1.25 ~ 5 V 200mA 4V - 36V Input | Linear Technology/Analog Devices |