How about the lead time?

Samples will takes 5-7 business days. Mass production will takes 25-30 days. It depends on quantity.

How about shipping and delivery time?

Generally, battery will be shipped via Express, such as DHL, TNT, FedEx and UPS, delivery time is 3-5 business days. Or DDP service, delivery time is 11-15 business days. Airline and sea shipping also available.

What about after-sale service?

We will offer you 1 year guarantee. If there are any problems, please inform us, we will offer you positive solutions.

High Discharge 4000mAh 21700 Battery Max 70A RS40 Battery

Name: High Discharge 4000mAh 21700 Battery Max 70A RS40 Battery
Brand: Luoyang Apower Imp. & Exp. Co., Ltd.
SKU: 2001676371

Henan, ChinaLuoyang Apower Imp. & Exp. Co., Ltd.

US$2.79

200-999 Pieces

US$2.65

1,000-4,999 Pieces

US$2.59

5,000-19,999 Pieces

US$2.50

20,000+ Pieces

Product specifications

RS40

Sample price:US$3.23/piece.Request sample

Product profile

Customization

Available

Type

Lithium Battery

Charger Type

Electric Charger

Model NO.

Reliance RS40

Charger Application

Standard Battery

Charger Style

Intelligent Charger

Compatible Battery Type

21700

Certification

KC, CTIA, RoHS, TUV, CB, CE

Recyclable

Brand Name

Apower

Nominal Capacity

4000mAh

Model Number

RS40

Place of Origin

China

Warranty

1 Year

Cycle Life

Over 500 Times

Capacity

4000 mAh

Weight

70g

Transport Package

2PCS/Box

Specification

3.7v 4000mah

Trademark

APOWER

Origin

China

HS Code

8506500000

Production Capacity

20000

Key features

High Discharge Capability: Supports maximum discharge current up to 70A for high-performance applications.

Long Cycle Life: Endures over 500 charge and discharge cycles for extended durability.

Fast Charging Time: Fully charges in approximately 1.5 hours with compatible intelligent chargers.

Comprehensive Certifications: Certified by KC, CTIA, RoHS, TUV, CB, and CE for global safety compliance.

1-Year Warranty: Includes a full 1-year guarantee covering mechanical defects and performance issues.

Customizable Options: Brand name, capacity, and model number can be customized to specific requirements.

Eco-Friendly Design: Product is fully recyclable, supporting sustainable energy solutions.

Company profile

Luoyang Apower Imp. & Exp. Co., Ltd.

Henan, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2020-07-01Nearest Port: shenzhenAverage Response Time: ≤2.41hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, DAP

About Our Factory & Business Background

AddressRoom 605, 15 Building , Xiyuan International, Mumian Road and Zhoushan Avenue intersection, Jianxi District, Luoyang

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

Our Production Capability & Technical Expertise

Main Products18650 Battery, Rechargeable Battery, Battery Pack, Lithium Battery, Li Ion Battery, Lithium Ion Battery, LiFePO4 Battery, Power Supply, Storage Battery, LFP Battery

Our Industry Experience & Global Business Record

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Product Q&A

Q:What's the main product in APOWER?

Rechargeable battery, Li-ion battery, battery pack, battery cahrger and Iwalkie.

Q:What is overcharge?

After charge, tested the batteries initial state and capacity. Charge to 10.0V at 3C current, then charge to 0.01C at CV mode. Observe changes in battery appearance.

Q:What is over discharge?

After charge, test the batteries' initial state. When the batteries are normal, discharge to 0V at 0.5C. Observe changes in battery appearance

Q:Can I have a sample order?

Yes, we accept sample order to test and check quality. Batteries can be made as require.

Q:Do you have MOQ limit?

Yes, we have MOQ limit for mass production, but it depends on battery model. Please contact us for details.