What devices can this charger work with?

Compatible with all 12V lead-acid batteries for cars, motorcycles, tricycles, and solar storage.

Does the analog ammeter display real-time current?

Yes, it displays real-time current. Current drops to near 0A when the battery is full.

Is it normal for the charger to get warm during charging?

Slight warmth is normal with high current. Built-in fan. Disconnect if fan stops or unit overheats.

Can I customize this battery charger?

Yes, we offer customization: logo, packaging, plug types, output current, and more. MOQ applies. Contact us.

Reliable 12V 50A Charger with Smart Four-Stage Intelligent Charging

Name: Reliable 12V 50A Charger with Smart Four-Stage Intelligent Charging
Brand: Guangzhou Jianrui Electronics Co., Ltd.
SKU: 2305467955

Guangdong, ChinaGuangzhou Jianrui Electronics Co., Ltd.

US$18.90

1-199 Pieces

US$17.58

200-499 Pieces

US$16.91

500-999 Pieces

US$16.23

1,000+ Pieces

Product specifications

Charging power

Sample price:US$19.00/piece.Request sample

Product profile

Customization

Available

Rated Power

12V-170W

Charging Current

12V/50A

Model NO.

MA-1250A

Input Voltage

160~250V

Type

Lead-Acid Battery Charger

Charging Type

Electric Charger

Principle

Half-Bridge Charger

Display Mode

Analog Ammeter Display

Charging Mode

4-Stage Intelligent Charging

Built-in Protection

Reverse Connection, Overcharge, Overload, Short Ci

Heat Dissipation

Aluminum Alloy Casing ,Cooling Fan

Applicable Battery Type

Lead-Acid Battery

Accessories

Battery Alligator Clips, Power Cord

Custom Service

Support Logo, Packaging, Plug Customization

Warranty Period

12 Months Warranty

Transport Package

Box Packed

Specification

24.2*14.5*7.5cm

Trademark

Jianrui

Origin

Guangzhou, China

HS Code

8504403000

Production Capacity

10, 0000 Pieces Per Year

Key features

4-Stage Intelligent Charging: Auto pre-charge, CC, CV, and float modes extend battery life and prevent overcharging.

Wide Voltage Compatibility: Supports AC 150V-250V input for global use across various power grids.

Universal Battery Support: Compatible with AGM, Gel, Flooded, and SLA 12V lead-acid batteries.

Comprehensive Safety Protections: Includes reverse connection, overcharge, overload, short circuit, and overheating protection.

Customization Services: Supports logo, packaging, plug type, and output current customization with MOQ.

Real-Time Analog Display: Built-in analog ammeter shows real-time current, dropping to 0A when full.

Efficient Heat Dissipation: Aluminum alloy casing with cooling fan ensures stability during high-current charging.

1-Year Warranty Coverage: Includes 12-month warranty with global technical support and spare parts supply.

Company profile

High Repeat Buyers ChoiceFast DeliveryFlexible Customization100% Finished Products Inspection

Guangzhou Jianrui Electronics Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤0.10h CertifiedTerms of Payment: LC, T/T, D/P, etc. CertifiedInternational Commercial Terms(Incoterms): CIF, CFR, EXW, FOB

About Our Factory & Business Background

Address3rd Floor, No.15, Lane 14, Baishuikeng Central Street, Nancun Town, Panyu District, Guangzhou City, Guangdong Province

Plant Area660 square meters

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Minimum Order Quantity1 Piece

Supply Chain Partners15

Our Production Capability & Technical Expertise

Main ProductsToroidal Transformer, Inverter

Production Lines2

Production MachinesReflow Soldering Machine, SMT Machine, Super Mute Terminal Machine, Winding Machine, Semi-automatic Dip Welding Machine, Cutting Machine

Inspection Type for Finished Products100% inspection(Function inspection & Visual inspection)

Inspection Method for Finished ProductsFinished product checked by packing staff

Traceability of Raw MaterialsYes

Our Industry Experience & Global Business Record

Year of Establishment2014-06-13

Main MarketsNorth America, Southeast Asia

Repeat Buyers Choice80%~100%

Overseas Agent/BranchNo

Product Q&A

Q:What battery voltage is this charger for?

Designed for 12V lead-acid batteries, compatible with car, motorcycle, tricycle, gel, and maintenance-free lead-acid batteries. NOT for lithium or disposable dry batteries.

Q:What's the input voltage range?

Wide AC input 150V-250V, compatible with mains power in most countries.

Q:What is the charging current? How long to fully charge a battery?

Rated charging current 20A. A 45Ah battery takes about 2 hours, 60Ah about 1.5 hours; time varies with battery power.

Q:What is 4-stage smart charging? What benefits does it bring?

Utilizing MCU intelligent segmented logic, this 4-stage charger offers: trickle pre-charge, constant current fast charge, constant voltage equalization charge, and float maintenance. Compatible with all lead-acid batteries, it prevents overcharging, bulging, and sulfation, extending battery life. Ideal for electric vehicles, energy storage, forklifts, UPS, and more.

Q:Will it stop charging automatically when full? Can I charge overnight?

Automatically switches to low-voltage float mode when full. Safe for overnight charging.