| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | WRL-11812 | SPARKFUN XBEE EXPLORER USB | SparkFun Electronics |
| 2 | HG2-SF | SOCKET DIRECT MNT FOR HG2 RELAYSOCKET DIRECT MNT FOR HG2 RELAY | Panasonic Electric Works |
| 3 | 2-1416100-4 | ST4FSM5Relay | TE Connectivity Potter & Brumfield Relays |
| 4 | 27E636 | RELAY SOCKET 2 POLE PC STAGRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | 282240-1 | MICRO RELE'CONN.HSG.W.S.LRelay | TE Connectivity Potter & Brumfield Relays |
| 6 | 2947718 | RELAY GEN PURPOSE DPDT 24VGeneral Purpose with Socket Relay DPDT (2 Form C) 24VAC/DC Coil DIN Rail | Phoenix Contact |
| 7 | PB-24C4 | I/O MOUNTING BOARD C4 24POSI/O Module Rack 24 Channel | Sensata-Crydom |
| 8 | 2900066 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 9 | ARE134H | RELAY RF SPDT 500MA 4.5V | Panasonic Electric Works |