42V 4A Scooter Battery Charger

The Starwell factory’s 42V 4A Scooter Battery Charger features intelligent 3-stage charging and a fire-retardant PC casing. It incorporates multiple built-in safety protections—including short-circuit and over-voltage safeguards—and boasts an efficiency rating of over 89%. Compatible with global voltage standards, it holds certifications such as UL and CE. Backed by a 3-year warranty, this safe and highly efficient charger serves as the ideal charging companion for electric scooters and e-bikes.

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Product Details

What is a 42V 4A Scooter Battery Charger?

STARWELL factory’s 42V 4A Scooter Battery Charger is a high-performance charging solution designed for 36V lithium-ion battery packs used in e-bikes, scooters, and electric vehicles. Delivering a rapid 4A output, it significantly reduces charging time compared to standard chargers.

Equipped with intelligent three-stage charging (CC/CV/Trickle), it ensures optimal battery health by preventing overcharging, overheating, and short circuits. The durable aluminum alloy housing provides excellent heat dissipation for safe, long-term use. Featuring a standard 3-prong XLR connector, this charger offers reliable, efficient power delivery, making it an ideal replacement or upgrade for your electric mobility devices.

STARWELL Custom 4A Series is a high-performance lithium battery charger engineered for electric scooters, e-bikes, and various EV applications. Designed with precision and safety in mind, this charger delivers exceptional reliability across a wide range of output options, including 12V, 24V, 36V, 42V, 48V, 60V, and 72V, with a stable 4A output to ensure efficient and timely charging.

Global Compatibility & Flexible Design: Built with a universal AC input range of 100–240VAC, 50/60Hz, this charger supports worldwide use. It offers multiple AC inlet options (IEC320-C14, C6, C8) and comes with a 1.2M power cord that can be customized with US, AU, EU, UK, KR, JP, CHN, and other regional plugs. The housing is constructed from PC fireproof material, ensuring durability and safety under various operating conditions.

Product Features:

Wide Input Voltage Range: Supports 100-240V AC for global use.

Multiple Output Voltages: Customizable 29.4V to 84V for versatile applications.

Compact Design: Measuring 178*80*46mm

Safety Features: Includes short circuit, over voltage, and over current protection.

Efficient Power Supply: Delivers high efficiency with low power consumption.

Usage: Universal , Electric Tool, Home Security System, Household Electrical Appliances, Motorcycle / Scooter, Medical Devices, Industrial, Smart Watch, scooter charger

Certificate: UL CB CE GS FCC KC KCC SAA RCM PSE CCC ROHS REACH

Comprehensive Protection & Certifications: Safety is paramount. The 42V 4A Scooter Battery Charger features robust protection mechanisms including short circuit, overvoltage, overtemperature, and overload protection, with HIPOT testing up to 4200V for added insulation safety. It operates efficiently at >89% efficiency and carries an extensive list of global certifications: UL, CUL, GS, CE, BS, SAA, KC, PSE, CB, FCC, EMC, ROHS, and REACH, complying with safety standards such as UL60950, IEC60950, and IEC60335.

Rugged & Reliable: Engineered for demanding environments, it operates reliably in temperatures from -29°C to +45.5°C and withstands storage extremes of -40°C to +75°C. With a 3-year warranty, 30,000 hours MTBF, and rigorous dropping testing, this charger delivers long-term peace of mind. Backed by strict AQL MIL-STD-105E quality control, the Starwell charger is the trusted choice for OEMs, distributors, and individual users seeking performance and safety.

Starwell 42V 4A Battery Charger Specification:

Item	Value
Product name	Custom 4A 36V 42V 48V 60V Electric Scooter E Scooter Charger Ev Scooter Charger
AC Input	100-240VAC, 50/60Hz
AC Inlet	IEC320-C14, C6, C8
AC Power Cord	1.2M (or customized length) power cord with US,AU,EU,UK,KR,JP,CHN etc. plug
Output voltage and current	12V 24V 36V 42V 48V 60V 72V
Material	PC Fireproof Material
Protection	Short Circuit Protection, Overvoltage, Over temperature, Overload
Certificate	UL, CUL, GS, CE, BS, SAA, KC, PSE, CB, FCC, EMC, ROHS, REACH
Safety Standard	UL60950,UL1012,UL1310, IEC61347, IEC60950, IEC61558, IEC60335, EN62233, EN62493
Efficiency	＞89%
Brand Name	OEM ODM
Place of Origin	Guangdong-China
Warranty	3 Years
Package	(1) battery charger packed in a small box one by one (2)Put small boxes in a carton
HIPOT testing	3000-4200V
Operating temperature	-29ºC~ +45.5ºC
Storage temperature	-40ºC~ +75ºC
Dropping Testing	X-Y-Z direction 100cm,one time with each direction
MTBF	30000 hours full rated load at 25ºC
AQL	MIL-STD-105E II CRI 0; MAJ 0.25; NIN 1.0

FAQ:

Q1: What is the warranty of your products? A: We offer 3 years guarantee for our Battery Chargers. Power Adapters and LED Power Supplies, at the same time if the products was damaged undesigned , we are willing to replace unconditionally. Q2: What kind of battery charger you can offer ? A: We can manufacture Lithium Battery Charger, Lead-acid Battery charger, LifePo4 Battery Charger and NilMH Battery Chargers within a range of 30w-1000w.

Q3. Do you have some new product coming?

A: We have 30 years experience in production of switch power supply company, at present ,the main goal is to high-power switching power supply design and production, 800W battery chargers and adapters have been applied for certification, can put into production soon.

Q4: Will each of your product tested before shipment? A: Yes, each of our Battery Chargers, Power Adapters and LED Power Supplies will be strictly tested before shipping. The last four processes of testing is Open Frame Performance Testing --- Plastic Housing Integrated --- 4-hour Aging Testing --- Drop Testing---- Final Performance Testing --- Packaging.

Q5: What certifications you have ? A: Our company have been certified by ISO 9001:2015.ISO 14000:2015,QC 080000:2015;Our Battery Chargers ,Power Adapters and LED Power Supplies are passed UL, FCC, CUL, CE, RoHs, CB, TUV, GS, SAA, RCM, PSE, KC, CCC. Q6: What‘s the lead time? A: Sample :3-5 days. Mass production: 15-20 days, depends on the order quantity. Q7: How do you ship the goods and how long does it take? A:We usually ship by DHL, UPS, FEDEX, TNT etc. It usually takes 4-5 days to arrive. By air, by sea are also acceptable. Q8: Could you customize electric bike battery charger for us ? A: Yes, we support both OEM & ODM.

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