| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | AGQ20TS4HX | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | EE2-5SNU-L | RELAY GEN PURPOSE DPDT 2A 5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | KEMET |
| 3 | RSL116097-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 4 | SY4S-05C | SOCKET DIN MOUNT FINGERSAFERelay Socket DIN Rail | IDEC |
| 5 | RP78602 | SOCKET PCB TERMINAL RT SERIESRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | RH4B-ULDC24V | RELAY PLUG-IN 4PDT 10A 24VDCGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Socketable | IDEC |
| 7 | 2972974 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 8 | PB-16C4 | I/O MOUNTING BOARD C4 16POSI/O Module Rack 16 Channel | Sensata-Crydom |
| 9 | 70LRCK16-DIN | I/O MOUNTING BRD OPENLINE 16POSI/O Module Rack 16 Channel | Grayhill Inc. |