| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | D3227 | RELAY TELECOM DPDT 2A 24VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 2 | HP2-SFDUL | SOCKET TERM W/CLIP SCREW DIN HP2Relay Socket DIN Rail | Panasonic Electric Works |
| 3 | 2900281 | PLC-BPT-230UC/21Relay | Phoenix Contact |
| 4 | G7J-2A2B-B-W1 DC24 | RELAY GEN PURPOSE 4PST 25A 24VGeneral Purpose Relay 4PST-NO/NC (2 Form A, 2 Form B) 24VDC Coil Chassis Mount | Omron Automation and Safety |
| 5 | RV8H-L-AD24 | RV 6MM ASSEMBLED 24VAC/DCGeneral Purpose with Socket Relay SPDT (1 Form C) 24VAC/DC Coil DIN Rail | IDEC |
| 6 | HF | HOLD DOWN SPRING FOR S411/D411BClip, Hold Down D411B and S411 Sockets | Carlo Gavazzi Inc. |
| 7 | 2900943 | RIF-LV-48-60 UC | Phoenix Contact |
| 8 | G8NW-2 DC12 SK | RELAY AUTOMOTIVE SPDT 30A 12V | Omron Electronics Inc-EMC Div |
| 9 | PDM1-S5-D12-S | DC/DC CONVERTER +/-12V 1WIsolated Module DC DC Converter 2 Output 12V -12V 42mA, 42mA 4.5V - 5.5V Input | CUI Inc. |