Can I get free samples?

For lithium polymer batteries with capacity less than 500mAh, we can provide 5pcs of free samples, and buyers pay for the shipping cost. If items are in stock, samples can be sent within 5 days.

What certifications do the batteries have?

Our batteries are KC/UL approved. Many models also hold CE, UN38.3, IEC62133 (CB), BIS, CQC, and WERCS certifications.

Factory Rechargeable 553436 3.7V 740mAh Lithium Batteries Li-Polymer Battery for Security System

Name: Factory Rechargeable 553436 3.7V 740mAh Lithium Batteries Li-Polymer Battery for Security System
Brand: Shenzhen A&S Power Technology Co., Ltd.
SKU: 881256305

Guangdong, ChinaShenzhen A&S Power Technology Co., Ltd.

US$1.55

1,000-4,999 Pieces

US$1.35

5,000-9,999 Pieces

US$1.15

10,000-99,999 Pieces

US$0.75

100,000+ Pieces

Sample price:US$1.65/piece.Request sample

Product profile

Customization

Available

Type

Lithium-Polymer Battery Pack, Li-ion Battery

Cathode Material

Model NO.

AS-553436

Rechargeable

Chargeable, Yes

Size

Small, Contact Us

Connection Mode

Series and Parallel

Discharge Rate

Low Discharge Rate

Accessories Type

Battery

Rated Capacity

500mAh~1000mAh

Usage

Digital Products

Standard Voltage

3.7V

Electrolyte

Lithium Polymer

Cycle Life

500times

OEM/ODM

Yes

Manufacture

Yes

Warranty

12 Months

Typical Capacity

740mAh

Sample Order Delivery Time

1-2 Weeks

Formal Order Delivery Time

3-4 Weeks

PCB

Available

Transport Package

Customized, Safety Packaging

Specification

5.5x34x36mm

Trademark

A&S POWER

Origin

China

HS Code

8507802000

Production Capacity

8000PCS/Day

Key features

High Energy Density: 740mAh capacity in a compact 553436 Li-Polymer cell for efficient power storage.

Fast Charging Capability: Capable of charging to 90% within 10 minutes for quick device readiness.

Long Cycle Life: Designed for over 500 charge cycles, ensuring durability and long-term use.

Customizable Thickness: Thickness can be adjusted while keeping width and height dimensions constant.

Safety Certified: KC/UL approved with no mercury, fire, explosion, or leakage risks.

Low Self-Discharge: Maintains charge effectively with low internal resistance and self-discharge rates.

Versatile Application: Suitable for security systems, MP3/MP4 players, Bluetooth devices, and GPS.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceProduct Certification

Shenzhen A&S Power Technology Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory, Trading Company, Other CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 14 years CertifiedNearest Port: Shenzhen Port, Hongkong PortAverage Response Time: ≤2.52h

AI-Powered supplier vetting

SummaryThe supplier is identified as a manufacturing-sector trading company in Longhua District, with OEM support for well-known brands, SDK availability, and documented R&D processes. It reports substantial LiFePO4 and lipo battery output, exports to East Asia, Europe, Australia, North America, and domestic markets, and typically fulfills orders within 15 working days during peak season. Customization is offered across several levels, while after-sales handling has documented complaint procedures and corrective-action records. The supplier reports CE, UL, IEC62133, and RoHS certifications, but the provided information does not independently verify them. Innovation evidence is mixed: the supplier has two R&D engineers, two patents, and R&D documentation, but no new products were launched last year. Overseas service infrastructure is limited, with no overseas warehouses, showrooms, agents, or branches. No specific customer names or case studies are provided.

CertificationsThe company description states that its products obtained CE, UL, IEC62133, and RoHS certification. These certifications are explicitly claimed, although no certificate numbers, issuing bodies, or validity details are provided in the slices.

After-Sales capabilityThe supplier has documented procedures and records for complaint handling, service-capability assessment, and corrective/preventive actions, and it offers training as an overseas service. However, it has no overseas warehouses, showrooms, agents, or branches, and the overseas-service country count is stated as zero.

R&D capabilityThe supplier reports SDK availability, two R&D engineers, two patents, R&D design and customization responsibilities, and auditable design input/output, review, verification, and validation documents. Against this, it launched no new products in the past year, so the evidence supports established R&D capability but not recent product-launch activity.

Production capacityReported output is 16.5 million LiFePO4 battery pieces and 26.4 million lipo battery pieces, with peak-season fulfillment within 15 working days and off-season lead time stated as within 15 working days to one month. The supplier also serves multiple international markets, but its quality-control testing equipment count is stated as zero and the quality-assurance and traceability statuses are unknown.

Customization capabilityThe supplier provides OEM services for well-known brands and supports customization from samples, designs, full customization, minor customization, and flexible customization. Its R&D engineers are specifically responsible for designing and customizing products according to customer needs, with supporting R&D documentation available for audit.

Product Q&A

Q:Where can I get the price?

We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in your email so that we'll regard your inquiry priority.

Q:How can I get a sample to check your quality?

After price confirmation, you can require samples to check our quality.

Q:What about the lead time for mass production?

Honestly, it depends on your order quantity and the season you place the order. We suggest that you start inquiry two months before the date you would like to get the products in your country.

Q:What are your terms of payment?

We accept T/T and L/C. For more battery models please contact us. Looking forward to your inquiry soon and thanks for your viewing.

Q:What is the warranty period for the battery?

We provide a one-year warranty for batteries. If any quality problems occur not caused by improper use or man-made issues, A&S Power will replace them one by one.