| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-VCS1CL | VOICE CALL SWITCH W/ 1M CABLE | Digi International |
| 2 | 910457 | RSM 8 115VAC SPDT 10A SKTRelay | Weidmuller |
| 3 | S89R5AAC1-120 | RELAY IMPULSE SPDT 15A 120VImpulse Relay SPDT (1 Form C) 120VAC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 4 | NC4EBD-P-DC24V | RELAY GEN PURPOSE 4PDT 5A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Through Hole | Panasonic Electric Works |
| 5 | EV500-5B | RELAY GEN PURPOSE SPST 750A 24VGeneral Purpose Relay SPST-NO (DM) (1 Form X) 24VDC Coil Chassis Mount | TE Connectivity Aerospace, Defense and Marine |
| 6 | T9GV5L14-12 | T9GV5L14-12General Purpose Relay SPDT (1 Form C) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | 4-2158100-6 | RZL3-1C4-L012-WRelay Coil | TE Connectivity Potter & Brumfield Relays |
| 8 | 70LRCK24-HL | I/O MOUNTING BRD OPENLINE 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 9 | DR-IAC5 | INPUT MODULE AC 5MA 5VDCAC Input Module Output Module 28mA 5VDC Output 90 ~ 140VAC (120VAC Nom) Supply | Sensata-Crydom |