| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | RS4 | RELAY SOCKET 16 PINRelay Socket Channel, Track | Curtis Industries |
| 2 | 2900937 | RIF-3-BPT/2X21Relay | Phoenix Contact |
| 3 | PA1A-PS | SOCKET PCB FOR PA1A RELAYSRelay Socket Through Hole | Panasonic Electric Works |
| 4 | KUGP-7D55-24 | RELAY GEN PURPOSE DPST 10A 24VGeneral Purpose Relay DPST-NO (2 Form A) 24VDC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 5 | PB-24C4 | I/O MOUNTING BOARD C4 24POSI/O Module Rack 24 Channel | Sensata-Crydom |
| 6 | 1462050-2 | RELAY RF SPDT 2A 5V | TE Connectivity Potter & Brumfield Relays |
| 7 | G6K-2F-RF-T DC4.5 | RELAY RF DPDT 1A 4.5V | Omron Electronics Inc-EMC Div |
| 8 | CM1A-R-24V | RELAY AUTOMOTIVE SPST 15A 24V | Panasonic Electric Works |
| 9 | 70G-IDC15NP | INPUT MODULE AC/DC 18MA 15VDCAC/DC Input Module Output Module 10mA 15VDC Output 15 ~ 32VAC, 10 ~ 32VDC Supply | Grayhill Inc. |