| Abbreviation | Definition |
|---|---|
| DPEC | Delta Power Electronics Center |
| DPEC | Directive on Privacy and Electronic Communications |
| DPEL | Delta Power Electronics Laboratory |
| DPF | Distortion Power Factor |
| DPFEGR | Delta Pressure Feedback Exhaust Gas Recirculation (electronic engine controls) |
| DPG | Deployable Power Generation |
| DPGDS | Deployable Power Generation and Distribution System |
| DPharp | Differential Pressure High accuracy Resonating Pressure |
| DPI | Dots Per Inch |
| DPIC | Double Pole Iron Clad |
| DPLC | Domestic Private Leased Circuit |
| DPM | Digital Panel Meter |
| DPMZM | dual-parallel Mach-Zehnder modulator |
| DPPT | Digital Power Processing Technology |
| DPR | Digital Path Receiver |
| DPS | Digital Pulse Sampling |
| DPS | Display Process Status |
| DPS | Double Pole Switch |
| DPSRAM | Dual-Port Static Random Access Memory |
| DPSSL | Diode-Pumped Solid State Laser |