AetherCap | 555 F Eaton XT3585

Precision-Engineered Power for Robotics, Aerospace, and Defense

Capacitor Bank 

Built to Perform

Assembled in the USA using UL-recognized Eaton XT supercapacitor cells

Proprietary assembly process for thermal consistency and ultra-low ESR reliability

Voltage-matched and thermally managed for peak discharge performance

Certified for safe transport under UN3499 supercapacitor regulations

Backed by a Lifetime Warranty & USA-based customer support

Core Specifications

Configurable Nominal Voltage: 3 V to 30 V (1S–10S)

Configurable Capacitance: Based on cell (275 F / 370 F / 555 F) and series-parallel layout

Surge Voltage: 3.3 V per cell

Max Energy: Up to 69.4 Wh (e.g. 555 F × 10P × 1S)

Max Peak Current: Up to 3,410 A (depending on cell and layout)

Cell Chemistry: Electrochemical Double Layer Capacitor (EDLC)

Operating Temperature Range: –40 °C to +65 °C (up to +85 °C with derating)

Modular Configurations

Series (Voltage): 1S to 10S (3.0 V to 30.0 V max)

Parallel (Capacitance): 1P to 10P (scalable stored energy and peak power)

Available Cell Options:

XT3550-3R0287-R | 275 F | 4.5 mΩ ESR

more coming soon!

Mechanical Details

Custom housing dimensions based on configuration

Mounting: Snap-in, PCB, or busbar terminal block

Weight: Scales with cell count (e.g., 108 g × number of cells)

Jacketing: Standard shrink wrap or ruggedized enclosure available

Available Upgrades

Modular enhancements available upon request:

Sensors: NTC Thermistors or Digital Monitoring

Hard Case: Rugged aluminum-rubber composite

Custom Busbars / Mounting Brackets / Wire Harnesses

Pre-installed balancing circuitry for voltage equalization

Integration Notes

Designed for rapid deployment in robotics, aerospace, and defense-grade platforms. Ensure proper cooling in high-power applications. Voltage derating applies above 65 °C (2.6 V per cell at +85 °C). Contact us for airflow modeling or thermal support.

Engineering Support

We offer:

Custom layout support for specific voltage and energy needs

System integration for hybrid battery-capacitor architectures

CAD drawings and thermal modeling for rapid deployment