Super Capacitor 2.7v 3000f Price

5 min read Jun 26, 2024
Super Capacitor 2.7v 3000f Price

Super Capacitor 2.7V 3000F: Understanding the Technology and Its Price


Super capacitors, also known as ultra-capacitors or electrochemical capacitors, have gained popularity in recent years due to their high energy storage capacity, long lifespan, and low maintenance requirements. Among various types of super capacitors, the 2.7V 3000F variant is widely used in various applications, including renewable energy systems, power backup systems, and electric vehicles. In this article, we will delve into the world of super capacitors, exploring their technology, benefits, and prices, with a focus on the 2.7V 3000F model.

What is a Super Capacitor?

A super capacitor is an electrochemical capacitor that stores energy through electrostatic double-layer capacitance and electrochemical pseudocapacitance. Unlike traditional capacitors, which store energy through electrostatic fields, super capacitors utilize the electrochemical properties of their electrodes to achieve high energy storage capacity.

How Does a Super Capacitor Work?

A super capacitor consists of two electrodes, an electrolyte, and a separator. The electrodes are typically made of activated carbon, carbon nanotubes, or other materials with high surface areas. When a voltage is applied, ions in the electrolyte move towards the electrodes, accumulating on the surface and forming an electric double layer. This process allows the super capacitor to store energy efficiently.

Benefits of Super Capacitors

Super capacitors offer several advantages over traditional batteries and capacitors:

  • High Energy Density: Super capacitors can store up to 10 times more energy per unit of mass than traditional capacitors.
  • Long Lifespan: Super capacitors can last for up to 1 million charge/discharge cycles, making them a reliable option for long-term applications.
  • Fast Charging: Super capacitors can charge and discharge rapidly, making them suitable for high-power applications.
  • Low Maintenance: Super capacitors do not require maintenance, as they do not have a chemical reaction that can cause degradation.

2.7V 3000F Super Capacitor: Specifications and Applications

The 2.7V 3000F super capacitor is a popular model widely used in various applications, including:

  • Renewable Energy Systems: These super capacitors are used to stabilize the output of solar panels and wind turbines.
  • Power Backup Systems: They provide backup power in case of grid failure or blackout.
  • Electric Vehicles: They are used to improve the efficiency of electric vehicles by optimizing the regenerative braking system.


  • Voltage: 2.7V
  • Capacitance: 3000F
  • ESR (Equivalent Series Resistance): 0.5mΩ
  • Operating Temperature: -40°C to 65°C

Price of 2.7V 3000F Super Capacitor

The price of a 2.7V 3000F super capacitor varies depending on the manufacturer, quality, and quantity. On average, the price range for a single unit is:

  • Low-Quality: $5-$10
  • Mid-Range: $10-$20
  • High-Quality: $20-$50


Super capacitors, such as the 2.7V 3000F model, have revolutionized the way we store and manage energy. With their high energy density, long lifespan, and fast charging capabilities, they are an attractive option for various applications. While the price of these super capacitors may seem high, their benefits and performance make them a valuable investment for many industries. As technology continues to advance, we can expect to see further improvements in super capacitor technology and prices.

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