| Unit | Voltage | Description |
| MSG-A | 13.2 KV | Main Switch Gear |
| MSG-E | 13.2 KV | Main Switch Gear |
| MSG-6A | 13.2 KV | Main Switch Gear |
| MSG-6B | 13.2 KV | Main Switch Gear |
| MVS-XX | 13.2 KV | Medium Voltage Switch |
| OD | 480/277 V | Overhead Door |
| PTX-XX | 13.2 KV/480/277 V | Power Transformer |
| MSB-XX | 480/277 V | Main Switch Board |
| HMD-XX | 480/277 V | House Mechanical Distribution |
| STC-XX | 480/277 V | Static Transfer Cabinet |
| ATS-XX | 480/277 V | Automatic Transfer Switch |
| H-XX/XX | 480/277 V | House Panel |
| T-XX/XX | 480/208/120 V | Transformer (also known as TFMR) |
| T-XX/XX | 480/480/277 V | Transformer (also known as TFMR) |
| ELTG-XX | 480/277 V | Emergency Lighting Panel |
| LTG-XX | 480/277 V | Lighting Panel (normal power) |
| L-XX | 208/120 V | Misc. Power Load Panels |
| CP-XX | 208/120 V | Control Power Panels |
| CPP-XX | 480 V | Camlock Power Panel (Data Halls only) |
| HCP-XX | 230/400 V | ER IDF Receptacle Power Panels |
| SPD |
| Surge Protection Device |