| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-VCS1CL | VOICE CALL SWITCH W/ 1M CABLE | Digi International |
| 2 | PT11QN | SOCKT BACK-CONNCTNG FOR LY RELAYRelay Socket Panel Mount | Omron Automation and Safety |
| 3 | V23061B1006A401 | RELAY GEN PURPOSE SPDT 8A 18VGeneral Purpose Relay SPDT (1 Form C) 18VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | RH4B-ULDC24V | RELAY PLUG-IN 4PDT 10A 24VDCGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Socketable | IDEC |
| 5 | KHAU-17D12N-110 | RELAY GEN PURPOSE 4PDT 5A 110VGeneral Purpose Relay 4PDT (4 Form C) 110VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 6 | RTE24110 | RELAY GEN PURPOSE DPDT 8A 110VGeneral Purpose Relay DPDT (2 Form C) 110VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | 70GRCM32-HL | I/O MOUNTING BOARD G5 32POSI/O Module Rack 32 Channel | Grayhill Inc. |
| 8 | PB-4R | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 9 | PB-24SM-BC | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Sensata-Crydom |