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Supercapacitors

Supercapacitors, also called ultracapacitors or double-layered capacitors, are not your standard capacitors. They hold significantly larger amounts of electrical charge, bridging the gap between standard electrolytic capacitors and rechargeable batteries. What sets these capacitors apart is their unique combination of high power density, short charging times, and long cycle life. These electrochemical capacitors come in varied mounting configurations, each with different voltage ratings, making them an indispensable component in various applications requiring efficient charging and discharging cycles. 

Materials and Construction of a Supercapacitor

Supercapacitors are built to last. They comprise two porous electrodes immersed in an electrolyte solution, separated by an ion-permeable membrane. The electrodes, typically crafted from activated carbon or other high-surface-area materials, are designed for efficient charge storage, ensuring the reliability and durability of the supercapacitor.

Key Features and Benefits of Supercapacitors

With special features of these capacitors, they offer multiple benefits, including: 

  • High Power Density
  • Rapid Charging and Discharging
  • Longevity
  • Environmentally Friendly
  • Wide Operating Temperature Range
  • Low Maintenance Requirements.

Popular Types of Supercapacitors

Supercapacitors come in varied types, such as:

  • Electrochemical Double Layer Capacitors (EDLCs)
  • Pseudocapacitors
  • Hybrid Supercapacitors
  • Asymmetric Supercapacitors
  • Symmetric Supercapacitors
  • Carbon-Based Supercapacitors
  • Metal Oxide Supercapacitors
  • Conducting Polymer Supercapacitors.

Typical Applications of Supercapacitors

Supercapacitors are used in various applications, including:

  • Energy Recovery Systems
  • Power Backup
  • Consumer Electronics
  • Renewable Energy Systems.

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HV1840-2R7606-R, Eaton
1567 In Stock
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1 +
£ 5.00
10 +
£ 4.26
25 +
£ 3.76
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PHV-5R4V255-R, Eaton
5086 In Stock
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1 +
£ 7.16
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£ 6.65
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£ 6.23
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MAL222091007E3, Vishay
Pre Order
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200 +
£ 2.18
400 +
£ 1.96
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HV1030-2R7106-R, Eaton
1212 In Stock
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100 +
£ 1.50
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NEXC224Z3.5V10.5X5.5TRF, NIC Components
Pre Order
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£ 3.37
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£ 3.13
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£ 2.93
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MAL222591009E3, Vishay
Pre Order
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150 +
£ 3.71
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£ 3.34
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MAL222591004E3, Vishay
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£ 2.14
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£ 1.93
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PB-5R0V105-R, Eaton
1257 In Stock
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£ 8.04
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£ 7.31
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£ 6.51
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SCMR14D474PRBB0, AVX
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900 +
£ 1.34
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SCMR14C474PRBA0, AVX
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900 +
£ 1.28
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MDCL0500C0-0016R0SHC, SPSCAP
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£ 315.88
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PHB-5R0V155-R, Eaton
1710 In Stock
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£ 9.49
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£ 9.00
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£ 8.55
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FC0H104ZFTBR24, KEMET
2086 In Stock
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1000 +
£ 1.00
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PHB-5R0V305-R, Eaton
508 In Stock
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£ 4.02
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£ 3.58
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£ 3.40
Panasonic
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EECF5R5U155, Panasonic
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£ 3.14
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HV1325-2R7156-R, Eaton
4906 In Stock
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£ 3.19
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£ 3.02
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£ 2.87
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2.5DMB10M12.5X25, Rubycon
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500 +
£ 10.94
2500 +
£ 10.67
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PB-5R0V104-R, Eaton
5238 In Stock
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£ 3.15
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£ 2.93
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£ 2.74
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XB3550-2R5307-R, Eaton
33 In Stock
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£ 24.66
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£ 23.43
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£ 22.27
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HV1020-2R7505-R, Eaton
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£ 1.65
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£ 1.48
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£ 1.31
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MAL222591003E3, Vishay
398 In Stock
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200 +
£ 1.16
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NEXC224Z5.5V10.5X8.5TRF, NIC Components
59 In Stock
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£ 3.37
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£ 2.75
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£ 2.53
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NEXC474Z5.5V16X9.5TRF, NIC Components
13 In Stock
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£ 6.42
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£ 5.27
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£ 4.81
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HV0810-2R7105-R, Eaton
9594 In Stock
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£ 0.95
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£ 0.64
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£ 0.60
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XB3560-2R5407-R, Eaton
93 In Stock
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£ 28.49
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£ 25.86
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£ 24.61
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New Items
New items
MAL222551004E3, Vishay

MAL222551004E3, Vishay

The Vishay electrical double layer energy storage capacitor is polarized energy storage capacitor with high capacity and energy density. It is used in power backup, burst power support and storage device for energy harvesting. Available in through-hole (radial) version Useful life 2000 h at 85 °C Rapid charge and discharge Maintenance-free, no service necessary AEC-Q200 qualified
New items
MAL223051012E3, Vishay

MAL223051012E3, Vishay

The Vishay electrical double layer energy storage capacitor is polarized energy storage capacitor with high capacity and energy density. It is used in power backup, burst power support and storage device for energy harvesting. Available in through-hole (radial) version Useful life 2000 h at 85 °C Rapid charge and discharge Maintenance-free, no service necessary AEC-Q200 qualified
New items
JUMT1475MHD, Nichicon

JUMT1475MHD, Nichicon

CAP 4.7F 20% 2.7V THROUGH HOLE
New items
KR-5R5C224-R, Eaton Bussmann Series

KR-5R5C224-R, Eaton Bussmann Series

Eaton PowerStor supercapacitors are unique, ultra-high capacitance devices utilizing electrochemical double layer capacitor (EDLC) construction combined with new, high performance materials. This combination of advanced technologies allows Eaton to offer a wide variety of capacitor solutions tailored to specific applications that range from a few microamps for several days to several milliamps for milliseconds. High specific capacitance Low leakage current Long cycle life Eco-friendly Applications Computers and peripherals Network switches and routers Utility meters HVAC Controls Appliances and white goods Real-time clock backup Office equipment Eaton PowerStor supercapacitors are unique, ultra-high capacitance devices utilizing electrochemical double layer capacitor (EDLC) construction combined with new, high performance materials. This combination of advanced technologies allows Eaton to offer a wide variety of capacitor solutions tailored to specific applications that range from a few microamps for several days to several milliamps for milliseconds. High specific capacitance Low leakage current Long cycle life Eco-friendly Applications Computers and peripherals Network switches and routers Utility meters HVAC Controls Appliances and white goods Real-time clock backup Office equipment
New items
184-5036, RS PRO

184-5036, RS PRO

RS Pro’s Capacitor offer now includes EDLC (Supercapacitors), available in range of Radial, and PCB Horizontal and Vertical mounting options. RS Pro can offer an alternative source to other popular brands, some of which will be unavailable in the near future. Suitable applications include general industrial equipment, UPS (back up power supplies), solar battery operated circuits, motor drives (quick charging) base stations, electronic meters.
New items
184-5527, RS PRO

184-5527, RS PRO

RS Pro’s Capacitor offer now includes EDLC (Supercapacitors), available in range of Radial, and PCB Horizontal and Vertical mounting options. RS Pro can offer an alternative source to other popular brands, some of which will be unavailable in the near future. Suitable applications include general industrial equipment, UPS (back up power supplies), solar battery operated circuits, motor drives (quick charging) base stations, electronic meters.
New items
184-5530, RS PRO

184-5530, RS PRO

RS Pro’s Capacitor offer now includes EDLC (Supercapacitors), available in range of Radial, and PCB Horizontal and Vertical mounting options. RS Pro can offer an alternative source to other popular brands, some of which will be unavailable in the near future. Suitable applications include general industrial equipment, UPS (back up power supplies), solar battery operated circuits, motor drives (quick charging) base stations, electronic meters.
New items
FMR0H104ZF, KEMET

FMR0H104ZF, KEMET

CAPACITOR 0.1F 5.5V RADIAL
New items
MAL219690102E3, Vishay

MAL219690102E3, Vishay

196 HVC Series Low 2.5 mm profiles High energy density of 13 Ws/g Available with up to six cells Capacitance values to 90 F Offered in stacked through-hole, surface-mount flat, and lay flat configurations featuring pins, tabs, and connectors Wide voltage range from 1.4 V up to 8.4 V Useful life of 1000 hours at +85 °C Energy harvesting and power line backup applications in embedded computers, servers, data storage systems, professional remote controls, real-time clocks, emergency lighting, gaming and vending machines, and network equipment
FAQs
We offer free shipping for orders over £200 if delivery is in the UK. All other orders in the UK, shipping from £7.99 depending on the weight and measurement. Mainland Europe shipping charges start from £25. For all other countries shipping charges start from £50 for products like Supercapacitors and all others.
You can email us directly at sales@enrgtech.co.uk or via our website for any queries regarding Supercapacitors or any other product.
This depends on the Supercapacitors individual product and information that can be found on our website.
Yes, we offer special discounts on orders above £200 for Supercapacitors and all other products.
UK orders normally take between 2/3 working days. International orders normally take between 3/5 working days for all products including Supercapacitors.
Yes. We keep updating our stock frequently and if a product like Supercapacitors is not in stock then we will let you know.