| ECT | Energetic Particle, Composition, and Thermal Plasma (ECT) Suite |
| EMFISIS | Electric and Magnetic Field Instrument Suite and Integrated Science |
| EFW | Electric Field and Waves |
| RBSPICE | Radiation Belt Storm Probes Ion Composition Experiment |
| RPS | Relativistic Proton Spectrometer |
| BARREL | Balloon Array for Radiation Belt Relativistic Electron Losses |
