| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TXD2SS-5V | RELAY GENERAL PURPOSE DPDT 2A 5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | TX2SA-5V | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | 185403-3 | MODULAR RELAY HOLDERRelay | TE Connectivity Potter & Brumfield Relays |
| 4 | 2833521 | RELAY SKT SPDT OR DPDT DIN RAILRelay Socket DIN Rail | Phoenix Contact |
| 5 | HC3-PS-K | SOCKET PCB W/CLIP FOR HC3 RELAYRelay Socket Through Hole | Panasonic Electric Works |
| 6 | 2966184 | RELAY GEN PURPOSE SPDT 6A 24VGeneral Purpose with Socket Relay SPDT (1 Form C) 24VAC/DC Coil DIN Rail | Phoenix Contact |
| 7 | RH4V2-UDC24V | RELAY PCB 4PDT 10A 24VDCGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Through Hole | IDEC |
| 8 | RT28516 | CLIP RETAINING METAL PCBClip, Hold Down RP78 Sockets, SCHRACK | TE Connectivity Potter & Brumfield Relays |
| 9 | 70MRCK16-RL | I/O MOUNTING BOARD MINI 16POSI/O Module Rack 16 Channel | Grayhill Inc. |