18650 Lithium Battery Pack 1S2P 3.7v 4000mah Battery

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US$ 8 - 16 / Set

5 Sets(Min. Order)

Port Shenzhen
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Product Details

Place of Origin	Guangdong, China	Brand Name	Masspower/OEM
Model Number	MAS-1S2P	Type	Li-Ion
Nominal Voltage	Other, 3.7V	Size	Other, upon request
Nominal Capacity	4400mah

Product Description

Specifications

1.4000mah battery
2.High energy density, deep cycle.
3. OEM service.
4.Professional factory

Technical datas for 18650 lithium battery pack 1S2P 3.7v 4000mah battery

Nominal Voltage	3.7V
Nominal capacity	4400mAh
Discharge cut-off voltage	2.8V
Charge cut-off voltage	4.2V
Max. constant working current	4A
Peak Current	8A (a few milliseconds)
PCM protection board	IC is Seiko brand
PCM protection board	MOS is AOS brand
Working temperature	-20ºC~60ºC
Packing	PVC packing
Certificate:	CE, RoHS, UL, UN38.3

Key components and selected materials:

Professional test system:

Payment and shipment:

Payment terms	T/T, Western union, Paypal
Lead time	Sample order: 3-5 working days
Lead time	Normal order: 10-15 working days
Shipping way	Air Express or sea transportation
Certificate	CE, RoHS, UL, UN38.3
Warranty	12 months

Quality and Guarantee:

Product standard: From design, material preparation to production, quality control, sales and customers service, MassPower batteries follow the ISO9001, CE, RoHS international standard.

Life span: All MassPower batteries use full A+ battery cells. No A or B grade low quality cells inside so that MassPower batteries have longer working life and larger capacity. We guarantee full and real labeled capacity.

Power management: All MassPower rechargeable batteries have built-in high quality PCB board, chrging protectors, thermal protectors and circuit breakers, effectively avoiding the over-charge, over-discharge, over heating and short circuit. You will have complate confidence on our products.

Office and workshop views:

Certificates:

Contact Us

Shenzhen Masspower Electronic Co., Ltd.: Contact nameAlvin Dou
Chat Now; Phone86-755-61189826; AddressFloor 2, No. 2, Junshan Tech Park, No. 443, Yanglang Road, Yangwu, Dalingshan Town, Dongguan, Guangdong, China

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18650 Lithium Battery Pack 1S2P 3.7v 4000mah Battery

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