| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-VCS1CL | VOICE CALL SWITCH W/ 1M CABLE | Digi International |
| 2 | EE2-5NUH-L | RELAY GEN PURPOSE DPDT 2A 5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | KEMET |
| 3 | G6E-134P-US DC24 | RELAY GEN PURPOSE SPDT 2A 24VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 4 | 7001214 | RMOBJR-1Relay Socket DIN Rail | Phoenix Contact |
| 5 | RSE500316 | SMITHSRelay | Amphenol Pcd |
| 6 | 18831 | RELAY SOCKETRelay | Curtis Industries |
| 7 | G2R-24-AC220 | RELAY GEN PURPOSE DPDT 4A 220VGeneral Purpose Relay DPDT (2 Form C) 220VAC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 8 | MS-4 | I/O MOUNTING BOARD MINI 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 9 | ARJ20A4H | RELAY RF DPDT 300MA 4.5V | Panasonic Electric Works |