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350F 3.0V Super Capacitor Low ESR Dual Terminal Million Cycle Life for Industrial Power

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350F 3.0V Super Capacitor Low ESR Dual Terminal Million Cycle Life for Industrial Power
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Features
Specifications
Rated Voltage: 3.0 VDC
Surge Voltage: 3.2 VDC
Operating Temperature Range: -40℃ To +65℃
Capacity Tolerance: 0% To +20%(at 25℃)
Terminal Type: Dual-terminal Lead-out
Temperature Characteristics (-40℃ To 65℃): Cend≥95% Of Rated Value, ESRends≤150% Of Rated Value
Design Life (10 Years, @RT, 2.85V DC): Cend≥80% Of Rated Value, ESRends≤200% Of Rated Value
Cycle Life(1,000,000 Cycles Between Full & Half Charge, 3.0V, @RT): Cend≥80% Of Rated Value, ESRends≤200% Of Rated Value
Storage Life (4 Years, @RT,no Load): Capacity And ESR Meet Initial Values
Highlight:

Million Cycle Life Super Capacitor

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Low ESR 350F Super Capacitor

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Dual Terminal 350F Super Capacitor

Basic Infomation
Place of Origin: China
Brand Name: Ecolto
Certification: UN38.3 MSDS CE RoHS
Model Number: 0350C0-AIDC
Payment & Shipping Terms
Packaging Details: Carton
Delivery Time: 5-8 work day
Payment Terms: L/C,T/T
Supply Ability: 100000Units per month
Product Description

Product Introduction
The ECOLTO0350C0-AIDC is a high-performance, dual-terminal supercapacitor designed for applications demanding extreme reliability, rapid charge/discharge cycles, and long-term power stability. With a rated capacitance of 350F and 3.0V operating voltage, it bridges the gap between traditional batteries and capacitors, offering a robust energy buffer and backup solution for critical systems.

Detailed Specifications

Items Value
Rated Capacitance(F) 350 
ESR(mΩ)                  DC ESR(10ms) 0.7 
                                  DC ESR(1s) 0.9 
Leakage Current(mA, RT 72hrs) 1 
Stored Energy(Wh) 0.438 
Energy Density(Wh/kg) 6.43 
Maximum Continuous Current(A, 15℃) 37.8 
Maximum Continuous Current(A,40℃) 62 
Short-Circuit Current (kA) 4.29 
Available Power Density(KW/kg) 17.6 
Impedance-Matched Power Density(kW/kg,10Hz) 47.3 
Typical Thermal Resistance(℃W) 9.5 
Typical Thermal Capacity (J/℃) 76 
Typical Weight (g) 68 
Maximum Weight(g) 70 

Dimension

350F 3.0V Super Capacitor Low ESR Dual Terminal Million Cycle Life for Industrial Power 0

Engineered for Extreme Endurance & Reliability
Built to last, this component exceeds 1,000,000 charge/discharge cycles with minimal performance degradation. Its ultra-low internal resistance ensures high efficiency and minimal heat generation, while its robust construction guarantees stable operation in the most demanding environments.

Optimized for High-Power & Backup Applications
Featuring exceptionally low ESR and high surge current capability, this supercapacitor delivers instantaneous power bursts and acts as a reliable short-term backup. It is ideal for systems that require quick energy injection or uninterrupted power during primary source failure.

Designed for Harsh Environments
Rated for an extended operating temperature range of -40°C to +65°C, the ECOLTO0350C0-AIDC performs reliably in both extreme cold and heat. This makes it suitable for outdoor, automotive, and industrial applications where temperature stability is non-negotiable.

Primary Application Scenarios

  • Wind turbine pitch control systems

  • Uninterruptible Power Supplies (UPS) and backup power systems

  • High-intensity lighting (e.g., police flashlights)

  • Passenger vehicle power systems and energy recovery

  • Power tools and industrial motor assists

  • Energy harvesting and peak shaving systems

Robust Construction & Quality Assurance
The capacitor features a wound internal structure with dual-layer insulation and a durable aluminum casing, ensuring mechanical integrity and electrical safety. Each unit is built to meet strict tolerance standards, providing consistent performance across high-volume deployments.

Customization & Integration Support
We offer tailored solutions to adapt this supercapacitor to your specific requirements, including capacitance adjustments, terminal types, and housing configurations. Our engineering team supports integration from prototype to production, ensuring optimal performance in your application.

Whether you need custom voltage grouping, specific ESR values, modified temperature performance, or branding and labeling options, we can work with you to develop a solution that fits seamlessly into your system. From initial technical consultation and sample testing to volume production and logistics coordination, we provide end-to-end support to help you bring reliable, high-performance power solutions to market faster.
















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