| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2900253 | PLC-BPT- 12DC/21HCRelay | Phoenix Contact |
| 2 | 18830 | RELAY SOCKETRelay | Curtis Industries |
| 3 | PB-24SM-C | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Sensata-Crydom |
| 4 | HF | HOLD DOWN SPRING FOR S411/D411BClip, Hold Down D411B and S411 Sockets | Carlo Gavazzi Inc. |
| 5 | ARN30A4HZ | RELAY RF SPDT 4.5V | Panasonic Electric Works |
| 6 | RP1-4.5V | RELAY RF SPDT 100MA 4.5V | Panasonic Electric Works |
| 7 | TR05S12 | DC/DC CONVERTER 12V 6WLinear Regulator Replacement DC DC Converter 1 Output 12V 500mA 14V - 28V Input | XP Power |
| 8 | 11.06.293 | PB8M PB8SM HOLD-DOWN BARClip, Hold Down PB8M and PB8SM | Sensata-Crydom |
| 9 | 73G-ITCT | I/O MODULE T TYPE 12-BITAnalog Input Module Output Module Output Supply | Grayhill Inc. |