What devices can this charger work with?

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

Does the analog ammeter display real-time current?

Yes, it displays real-time charging current. Current drops to nearly 0A when fully charged.

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

Slight heating is normal at high current with a cooling fan. Cut power if fan stops or unit overheats.

Can I customize this battery charger?

Yes, we offer customization, including logo, packaging, plug types, and current adjustments. MOQ applies, contact us for more.

Plastic Automatic Charger with Smart Display for All Charging Needs

Name: Plastic Automatic Charger with Smart Display for All Charging Needs
Brand: Guangzhou Jianrui Electronics Co., Ltd.
SKU: 2305495295

Guangdong, ChinaGuangzhou Jianrui Electronics Co., Ltd.

US$15.70

1-199 Pieces

US$14.60

200-499 Pieces

US$14.10

500-999 Pieces

US$13.50

1,000+ Pieces

Product specifications

Charging power

Sample price:US$16.00/piece.Request sample

Product profile

Customization

Available

Rated Power

12V-170W

Charging Current

12V/40A

Model NO.

MA-1240AS

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

19.7*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: Automatically switches between bulk, absorption, float, and pulse repair modes for optimal battery life.

Universal Voltage Compatibility: Accepts AC 150V-250V input, making it suitable for global power grids without adapters.

Comprehensive Safety Protections: Features reverse connection, overcharge, overload, short circuit, and overheat protection mechanisms.

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

Wide Battery Compatibility: Supports AGM, Gel, Flooded, and SLA sealed lead-acid batteries from 10Ah to 1000Ah.

Active Cooling System: Equipped with aluminum alloy casing and cooling fan for stable operation in high temperatures.

Pulse Repair Technology: Intelligent pulse function helps repair aging and sulfated batteries to restore capacity.

Customization Support: Offers OEM/ODM services including custom logo, packaging, plug types, and current adjustments.

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: ≤2.07h 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, suitable for cars, motorcycles, tricycles, gel, and maintenance-free batteries. Not suitable for lithium or disposable dry batteries.

Q:What's the input voltage range?

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 at 20A. A 45Ah battery charges in ~2 hours, 60Ah in ~1.5 hours; time varies by battery status.

Q:What is 3-stage smart charging? What benefits does it bring?

3-stage charging includes fast, equalizing, and float maintenance charging. Prevents overcharging and extends battery life.

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

Switches to float mode when full. Safe for overnight charging without damage.