Supercapacitor cells for AI data centers and mission critical power
High-power Supercapacitors
For AI data Center Peak Shaving


We have tested all the leading suppliers on the market and are convinced that Skeleton Technologies has by far the best offer. The lowest internal resistance (ESR) and highest efficiency levels of Skeleton’s ultracapacitors lets us explore new solutions that were not thinkable with other products."

DIMAC RED S.p.A.
MWs scale solutions
SkelGrid cabinets provide extremely high power for a short period of time or lower power for a longer duration.
Data Centers Supercapacitor cell
The SCA0300 EVO+ is specifically designed for use in data centers, to offer extremely low ESR (Equivalent Series Resistance or internal resistance) and high power to provide peak shaving for AI data centers.
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Temperature tolerance: -40°C/F to +65°C/149°F
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Long lifetime: +20 years
- Cycle life: Millions
Voltage
2.85
Capacitance
330F
Lifetime
+20 Years
Cycles
+1M
ESR (DC 10ms)
0.8 mΩ
Power Density (1s ESR)
38.3 kW/L
Energy Density
7.02 Wh/L
SCA0300EVO PCB Mountable
The SCA0300 EVO is specifically designed for use in data centers, to offer extremely low ESR (Equivalent Series Resistance or internal resistance) and high power to provide peak shaving for AI data centers.
-
Temperature tolerance: -40°C/F to +65°C/149°F
-
Long lifetime: +20 years
- Cycle life: Millions
Voltage
2.85
Capacitance
330F
Lifetime
+20 Years
Cycles
+1M
ESR (DC 10ms)
0.8 mΩ
Power Density (1s ESR)
38.3 kW/L
Energy Density
7.02 Wh/L
SCA0300EVO PCB Mountable
The SCA0300 EVO is specifically designed for use in data centers, to offer extremely low ESR (Equivalent Series Resistance or internal resistance) and high power to provide peak shaving for AI data centers.
-
Temperature tolerance: -40°C/F to +65°C/149°F
-
Long lifetime: +20 years
- Cycle life: Millions
Voltage
2.85
Capacitance
330F
Lifetime
+20 Years
Cycles
+1M
ESR (DC 10ms)
0.8 mΩ
Power Density (1s ESR)
38.3 kW/L
Energy Density
7.02 Wh/L
SkelCap SCA0300 EVO - PCB-mountable
The SCA0300 EVO is a high-power supercapacitor cell, developed for AI peak shaving applications in data centers.
The SkelCap SCA0300 EVO comes in two versions, as a PCB-mountable version as well as weldable terminal version.
The SCA0300 EVO is specifically designed for use in data centers, to offer extremely low ESR (Equivalent Series Resistance or internal resistance) and high power to provide peak shaving for AI data centers.
Main parameters
SkelCap SCA0300 EVO - PCB-mountable
- Voltage: 2.85 V
- Capacitance: 330 F
- ESR (DC): 1.0 mOhm
- Specific power: 31.7 kW/kg
- Specific energy: 5.82 Wh/kg

SkelCap SCA0300 EVO - Weldable terminals
SCA0300 EVO with weldable terminals is a high-power supercapacitor cell, developed for AI peak shaving applications in data centers.
The SkelCap SCA0300 EVO comes in two versions, as a PCB-mountable version as well as weldable terminal version.
The SCA0300 EVO is specifically designed for use in data centers, to offer extremely low ESR (Equivalent Series Resistance or internal resistance) and high power to provide peak shaving for AI data centers.
Main parameters
Weldable supercapacitors
- Voltage: 2.85 V
- Capacitance: 330 F
- ESR (DC): 1.0 mOhm
- Specific power: 31.1 kW/kg
- Specific energy: 5.82 Wh/kg

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Unfortunately, we can't service private customers - thank you for understanding. If you are curious about using ultracapacitors at home, please have a look at our blog post Ultracapacitors vs. Batteries for more information.









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