| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | HFW1201D00 | RELAY GEN PURPOSE DPDT 2A 26.5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | TE Connectivity Aerospace, Defense and Marine |
| 2 | TQ2SA-L2-5V-Z | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | SP4-PS | SOCKET PCB FOR SP4 RELAYSRelay Socket Through Hole | Panasonic Electric Works |
| 4 | SU4S-11L | SPRING CLAMP SOCKET DIN/PNL MTRelay Socket DIN Rail | IDEC |
| 5 | 5521856 | FLKMI/O/G4Relay Socket DIN Rail | Phoenix Contact |
| 6 | 27E023 | SOCKET PCB TERMINAL KH SERIESRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | SH2B-02 | SURFACE MT. SOCKETRelay Socket Chassis Mount | IDEC |
| 8 | RH4B-ULAC120V | RELAY PLUG-IN 4PDT 10A 120VACGeneral Purpose Relay 4PDT (4 Form C) 120VAC Coil Socketable | IDEC |
| 9 | 70GRCQ24-HS | I/O MOUNTING BOARD G5 24POSI/O Module Rack 24 Channel | Grayhill Inc. |