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UCR Series


Applications:Tram,Metro,hybrid vehicle,Energy-saving elevator,Pulse device

Characteristics:Up to 1,000,000 cycles(1.35~2.7V)

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Product catalogue



CE、RoHS、UN3499 certified

Working temperature window -40~65℃

Up to 1,000,000 cycles(1.35~2.7V)

Extremely high power density

Multiple protection design, safe and reliable

Accurate CMS regulation and control with good linear charge and discharge behavior



hybrid vehicleEnergy-saving elevator

Wind turbine pitch control

Pulse device Power compensator

See the product catalogue for more information


Dimension of UCR27V3000B


Charge-discharge curve under 0-2.7V of UCR27V3000B

Part Number UCR27V3000B
Nominal Capacitance (F) 3000
Capacitance Fluctuation(%) ±10
Operating Voltage Window (V) 2.7
Surge Voltage (V) 2.9
Discharge Cut-off Voltage(V) 0
Maximum Charge/Discharge Current(A) 2200
DC Resistance(m Ω) 0.25
Leakage Current(mA) 5.0 (72h)
Stored Energy (Wh) 3.0
Energy Density (Wh•kg-1/Wh•L-1 ) 5.5/7.6
Power Density (kWh•kg-1/Wh•L-1 ) 13/16
Cycle Life (cycles) 100万 (1.35~2.7V)
Weight (g) 550
Endurance Test at High Temperature(h) 1500h Capacity retention> 80%
@65 oC Resistance increasing rate < 100%
Operating Temperature (oC) -40~+65
Storage Temperature (oC) -40~+70

Method & Notice

Test conditions

Relative humidity: 25%~85%

Relative humidity: 25%~85%

Ambient pressure: 86~106kPa

Standards and conformity

IEC 62576-2009 Electric double-layer capacitors for use in hybrid electric vehicles-Test methods for electrical characteristics

QC/T 741-2014 Ultra-capacitor for electric vehicles

Q/TFDQ 7-2011 UCR Series Ultra capacitor

Operating requirements

Operating exceeding the upper or lower operating temperature limit is strictly prohibited.

Operating exceeding the maximum or minimum operating voltage is strictly prohibited.

Crush, collision, penetration or disassembly of the capacitor is strictly prohibited.

Abandoning used capacitor is strictly prohibited, please discharge capacitor to 0V before recycling

Please keep away from all heat sources

Please avoid contacting water, oil, acid, alkali and other corrosive mattersJuveniles should operate the capacitor accompanied by parents

Storage and transportation requirements

Ambient temperature: -30~70℃

Relative humidity: 0~95%

Ambient pressure: 86~106kPa

Prevent exposing in the sun, keep away from heat sources and keep dry and ventilated

Avoid contact of liquid or corrosive matters

Please handle gently during handling process, prevent inversion, collision, crush or violent vibration during the process of transportation

See the product catalogue for more information

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