| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | G6J-2P-Y DC4.5 | RELAY TELECOM DPDT 1A 4.5VTelecom Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 2 | 2900446 | PLC-BPT- 24UC/21Relay | Phoenix Contact |
| 3 | 5521856 | FLKMI/O/G4Relay Socket DIN Rail | Phoenix Contact |
| 4 | T9AS5D22-5 | RELAY GEN PURPOSE SPDT 20A 5VGeneral Purpose Relay SPDT (1 Form C) 5VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | 70MRCK16-HS | I/O MOUNTING BOARD MINI 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 6 | 2973038 | VARIOFACE MODULE 16 PLUGGABLEI/O Module Rack 16 Channel | Phoenix Contact |
| 7 | 20C254 | SPRING HOLD-DOWN KU RELAYS SNAPClip, Hold Down KU Series | TE Connectivity Potter & Brumfield Relays |
| 8 | IAC5A | INPUT MODULE AC 5MA 5VDCAC Input Module Output Module 16mA 5VDC Output 180 ~ 280VAC (240VAC Nom) Supply | Sensata-Crydom |
| 9 | 70L-OAC | OUTPUT MODULE AC 7MA 5VDCAC Output Module Output Module 0.03 ~ 2A 24 ~ 140VAC (120VAC Nom) Output 5VDC (4.5 ~ 28VDC) Supply | Grayhill Inc. |