42V 2A 84W electric scooter charger ▼
      42V 2A electric scooter charger, electric bicycle
        PN:KRE-4202000D
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Details:
42VDC 2,000mA electric scooter charger, smart charger for electric bicycle. It is controlled by MCU and can charge all kinds of lithium or lead acid batteries. Various protections are completed. It has Germany TUV-GS, Hermes, SAA, CE , CB, REACH and other safety certifications. This is a green energy-saving environmentally friendly product, Class II, energy save, light to carry
MODEL number: KRE-4202000D
P/N: KRE-TC155
Standard Model Number description: KRE-xxxyyyyZ
 "XXX"=030-600, the output voltage is DC3.0-60.0V,
"YYY"=001-999, the output current is 0.1-9.99A, 
"Z"representing the input plug, 0-European plug, 1-British plug, 2-Australian plug, 3-USA plug, 4- Japan plug, 5-China plug, 6-Korea plug, 7-South Africa plug, 8-Brazil plug, 9-Argentina plug, “Z” can be neglected.
“D”=desktop type switching power supply









Burn-in: 100% full load, 40°C, 4 hours minimum
MTBF: meets MIL-HDBK-217F over 50,000 hours, full load, 25°C
Leakage current: 0.25mA maximum at 264V AC




Power: 90W
Input: 100-240V-50/60Hz
Output: 42VDC-2,000mA

No load input power: 0.3W (240V AC)
Input voltage: 100 to 240V AC
Frequency: 50 or 60Hz 
Output voltage: 42VDC typical
Inrush current: 25A cold, 25°C (240V AC)
Output current: 2,000mA maximu
Leakage current: maximum 0.25mA at 264V AC
Efficiency: minimum 70 to maximum 90%
Output voltage precision: 5%
Regulation: ±1% line and ±5% load 
Ripple and noise: 100mV
DC output cord AWG: With cable




EN55022 class B 
FCC part 15 class B
CNS13438 class B 
AS/NZS 3548 and AS/NZS 4251.1 class B
EN 55024/A1:2001
CISPR22 class B
IEC 61000-4-2/-3/-4/-5/-6/-11
GB 9254-1998 or GB 17625.1-2003




Over temperature protection (OTP)
Thermal shutdown capability(Auto recovery)
Over-current protection(OCP)
Over-voltage protection(OVP)
Short circuit protection(SCP)
Preventing to flow backward protection
Anti- reverse protection
These functions can protect the charger charging safely




Operating humidity: 20 to 85%
Storage humidity: 10 to 95%
Operating temperature: 0 to 40°C
Storage temperature: -20 to 55°C




High reliability
High efficiency
low working temperature and low ripple noise
Lightweight and convenient plug-in
LED indication
With fuse, short-circuit protection and LED light indicator




If the power plug inserted into the AC socket without battery connecting wiht charger, the green LED will light, which means it's normal stand-by status.
The red LED lights,charger enters into charging status.
The LED light turns to green when the battery is fully charged




EN55014, EN60335
EN 60950:2009 and EN 60065
PSE IEC 60950 and EN 60065
AS/NZS 60950:2000 and AS/NZS 60065
CE (low voltage directive)
UL 1310 and GB 4943-2001




Individual white box and PE bag
Carton size: 470x350x240mm
Quantity: 50 pieces/carton
Gross weight: 9kg maximum