3.7V Standard Li Polymer Battery 300mAh+

New authentic 300mAh+ li polymer battery with 10+ years of manufacturer production experience

Large stock of 300mAh+ li polymer batteries with or without PCM, NTC, customize the length of wires or cables, and battery connectors made by JST/Molex/Hirose in stock now

Battery List

Over 5000+ Models

  • Rich inventory in different size and capacity
  • one year of storage time and warranty
  • Excellent exceed cycle life:500 cycles≥ 80%

Great Full Service

  • 4-7days LT & Delivery & 24hours Full Quotes
  • Customize service in any shape, capacity, and size
  • Accept small sample orders and bulk production

High Quality & Safety

  • Safe with Japan IC+MOS/ PCM/ NTC / Connector
  • All our li polymer battery has been fully rigorous test
  • Charge to 80% and 3.8~3.9V before shipping
Standard Li Polymer Battery 3000mAh+

3.7V Standard Li Polymer Battery 300mAh+

Low Price 300mAh+ rechargeable rectangular Li Polymer Battery Series: 300mAh+ 310mAh+ 320mAh+ 330mAh+ 340mAh+ 350mAh+ 360mAh+ 370mAh+ 380mAh+ 390mAh+ 395mAh

  • Quality Battery Manufacturer with support customizatio
  • Get the Best Power Solution within a Few Hours
  • Samples are available without custom made
  • Fast global shipping via UPS/DHL/Express
  • IEC 62133, UN38.3, CE, RoHS, REACH, MSDS, and so on.

We pay most attention to the quality and safety of our li-polymer battery. Even these low price rechargeable rectangular 300mAh+ Li Polymer Battery series.

With built-in protection circuit board for these batteries to prevent over-current, over-charge and discharge, short-circuit, and temperature control.

We have a large stock of finished lithium batteries, you don’t need to customize, you can find all the batteries you want here.

If you want to customize a special small lithium polymer battery, it’s also friendly for us.

We offer competitive prices whether it is a large or small sample order. When you order more, we will offer you a lot of discounts.

All we do what we want to help you to start your good idea.

Li Polymer Battery LP502035 3.7V 300mAh with PCM, Tab and wires

3.7V Li Polymer Battery LP502035 300mAh

Voltage&Capacity: 3.7V@300mAh
Configuration: 1S1P
Weight: appr. 6.0g
Wat-Hour Rating: 1.11Wh
Dimension: 5.0×20×35mm
With protection circuit and wires

Li Polymer Battery LP303035 3.7V 310mAh with protection circui, wires, and tab

3.7V Li Polymer Battery LP303035 310mAh

Voltage&Capacity: 3.7V@310mAh
Configuration: 1S1P
Weight: appr. 6.2g
Wat-Hour Rating: 1.174Wh
Dimension: 3.0×30×35mm
With protection circuit and wires

Li Polymer Battery LP402535 3.7V 320mAh with protection circuit, NTC, and wires

3.7V Li Polymer Battery LP402535 320mAh

Voltage&Capacity: 3.7V@320mAh
Configuration: 1S1P
Weight: appr. 6.4g
Wat-Hour Rating: 0.184Wh
Dimension: 4.0×25×35mm
With PCM, 10K NTC and wires

Li Polymer Battery LP552035 3.7V 340mAh with protection circuit, wires, connector

3.7V Li Polymer Battery LP552035 340mAh

Voltage&Capacity: 3.7V@340mAh
Configuration: 1S1P
Weight: appr. 6.8g
Wat-Hour Rating: 1.258Wh
Dimension: 5.5×20×35mm
With PCM, wires, JST 02SUR-32S

Li Polymer Battery LP423030 3.7V 350mAh with protection circuit, wires, and Tab

3.7V Li Polymer Battery LP423030 350mAh

Voltage&Capacity: 3.7V@350mAh
Configuration: 1S1P
Weight: appr. 7.0g
Wat-Hour Rating: 1.295Wh
Dimension: 4.2×30×30mm
With protection circuit and wires

Li Polymer Battery LP552530 3.7V 350mAh with PCM, NTC, Wires, connector

3.7V Li Polymer Battery LP552530 350mAh

Voltage&Capacity: 3.7V@350mAh
Configuration: 1S1P
Weight: appr. 7.0g
Wat-Hour Rating: 1.295Wh
Dimension: 5.5×25×30mm
With PCM, 10K NTC, wires, JST ACHR-03V-S(A)

Li Polymer Battery LP481449 3.7V 300mAh with protection circuit, wires and connector

3.7V Li Polymer Battery LP481449 300mAh

Voltage&Capacity: 3.7V@300mAh
Configuration: 1S1P
Weight: appr. 6.0g
Wat-Hour Rating: 1.11Wh
Dimension: 4.8×14×49mm
With PCM, 10K NTC, JST 02SUR-32S (B)

Li Polymer Battery LP402535 3.7V 320mAh with PCM, NTC, Wires, and connector

3.7V Li Polymer Battery LP402535 320mAh

Voltage&Capacity: 3.7V@320mAh
Configuration: 1S1P
Weight: appr. 6.4g
Wat-Hour Rating: 0.184Wh
Dimension: 4.0×25×35mm
with PCM, 10K NTC, and wires

Li Polymer Battery LP402933 3.7V 320mAh with PCM, NTC, Wires, connector

3.7V Li Polymer Battery LP402933 320mAh

Voltage&Capacity: 3.7V@320mAh
Configuration: 1S1P
Weight: appr. 6.4g
Wat-Hour Rating: 0.184Wh
Dimension: 4.0×29×33mm
With PCM, 10K NTC, Molex 51021-0300 (B)

Li Polymer Battery LP672030 3.7V 350mAh with protection circuit, wires and connector

3.7V Li Polymer Battery LP672030 350mAh

Voltage&Capacity: 3.7V@350mAh
Configuration: 1S1P
Weight: appr. 7.0g
Wat-Hour Rating: 1.295Wh
Dimension: 6.7×20×30mm
With PCM, 10K NTC, Molex 78172-0003(A)

Li Polymer Battery LP801730 3.7V 350mAh with protection circuit and wires

3.7V Li Polymer Battery LP801730 350mAh

Voltage&Capacity: 3.7V@350mAh
Configuration: 1S1P
Weight: appr. 7.0g
Wat-Hour Rating: 1.295Wh
Dimension: 8.0×17×30mm
With protection circuit and wirs

Li Polymer Battery LP283048 3.7V 380mAh without protection circuit, with wires

3.7V Li Polymer Battery LP283048 380mAh

Voltage&Capacity: 3.7V@380mAh
Configuration: 1S1P
Weight: appr. 7.6g
Wat-Hour Rating: 1.406Wh
Dimension: 2.8×30×48mm
With protection circuit and wires

3.7V Standard Li Polymer Battery List 300mAh+

Capacity from 300mAh to 395mAh, Thickness from 2.2mm to 12.0mm

Part NumberCapacity(mAh)Length(mm)Width(mm)Thickness(mm)Voltage(V)
LP22384330043382.23.7
LP23257530075252.33.7
LP23304530045302.33.7
LP23354530045352.33.7
LP23383730037382.33.7
LP25304030040302.53.7
LP25383630036382.53.7
LP27433030030432.73.7
LP27443030030442.73.7
LP303040300403033.7
LP33283030030283.33.7
LP35156030060153.53.7
LP35204430044203.53.7
LP35282830028283.53.7
LP35303030030303.53.7
LP37283530035283.73.7
LP37303130031303.73.7
LP38282930029283.83.7
LP38303430034303.83.7
LP401750300501743.7
LP402040300402043.7
LP402045300452043.7
LP402334300342343.7
LP402534300342543.7
LP402726300262743.7
LP42126630066124.23.7
LP42204030040204.23.7
LP42253330033254.23.7
LP43184230042184.33.7
LP45116530065114.53.7
LP45134830048134.53.7
LP45135030050134.53.7
LP45164630046164.53.7
LP45183530035184.53.7
LP45242830028244.53.7
LP45253030030254.53.7
LP45262830028264.53.7
LP46262230022264.63.7
LP47193730037194.73.7
LP48144930049144.83.7
LP48173830038174.83.7
LP48253030030254.83.7
LP501340300401353.7
LP501450300501453.7
LP501540300401553.7
LP501838300381853.7
LP502035300352053.7
LP502128300282153.7
LP502530300302553.7
LP502622300222653.7
LP51232830028235.13.7
LP51252130021255.13.7
LP52185030050185.23.7
LP52232830028235.23.7
LP54262330023265.43.7
LP55183430034185.53.7
LP56232430024235.63.7
LP58173530035175.83.7
LP58252530025255.83.7
LP601248300481263.7
LP601250300501263.7
LP601635300351663.7
LP601730300301763.7
LP601833300331863.7
LP602028300282063.7
LP602030300302063.7
LP602425300252463.7
LP602525300252563.7
LP62153730037156.23.7
LP62172730027176.23.7
LP64172430024176.43.7
LP64172730027176.43.7
LP65212630026216.53.7
LP701248300481273.7
LP701434300341473.7
LP702025300252073.7
LP702026300262073.7
LP702276300762273.7
LP75134030040137.53.7
LP801530300301583.7
LP1019203002019103.7
LP1038363003638103.7
LP1136603006036113.7
LP303035310353033.7
LP34273431034273.43.7
LP35253431034253.53.7
LP37203531035203.73.7
LP37273531035273.73.7
LP45272831028274.53.7
LP48242431024244.83.7
LP57203031030205.73.7
LP65153731037156.53.7
LP65163531035166.53.7
LP44263031530264.43.7
LP23354232042352.33.7
LP25324232042322.53.7
LP31253932039253.13.7
LP32167232072163.23.7
LP32186332063183.23.7
LP32254432044253.23.7
LP32254532045253.23.7
LP35254432044253.53.7
LP35313032030313.53.7
LP39302732027303.93.7
LP402535320352543.7
LP403030320303043.7
LP42253532035254.23.7
LP45253332033254.53.7
LP46204032040204.63.7
LP48242932029244.83.7
LP49136032060134.93.7
LP501738320381753.7
LP501740320401753.7
LP501839320391853.7
LP501842320421853.7
LP502230320302253.7
LP55223032030225.53.7
LP55262232022265.53.7
LP57222532025225.73.7
LP601733320331763.7
LP602526320262563.7
LP62203032030206.23.7
LP65164132041166.53.7
LP701438320381473.7
LP701439320391473.7
LP802027320272083.7
LP82202432024208.23.7
LP26324733047322.63.7
LP27265433054262.73.7
LP35304033040303.53.7
LP42253633036254.23.7
LP43282733027284.33.7
LP46184033040184.63.7
LP47136033060134.73.7
LP502131330312153.7
LP53203333033205.33.7
LP55203333033205.53.7
LP55242633026245.53.7
LP65124733047126.53.7
LP65124833048126.53.7
LP65125033050126.53.7
LP65222333023226.53.7
LP67124833048126.73.7
LP68124533045126.83.7
LP68124733047126.83.7
LP68124833048126.83.7
LP701435330351473.7
LP75143533035147.53.7
LP75183033030187.53.7
LP801626330261683.7
LP85222233022228.53.7
LP1016263302616103.7
LP1217203302017123.7
LP1218203302018123.7
LP32255034050253.23.7
LP36263034030263.63.7
LP38146834068143.83.7
LP48272534025274.83.7
LP55183634036185.53.7
LP25354935049352.53.7
LP303442350423433.7
LP35254535045253.53.7
LP36293535035293.63.7
LP37292735027293.73.7
LP37303635036303.73.7
LP39223435034223.93.7
LP402827350272843.7
LP44233635036234.43.7
LP45253535035254.53.7
LP48154735047154.83.7
LP48282935029284.83.7
LP48283035030284.83.7
LP502533350332553.7
LP502825350252853.7
LP52253035030255.23.7
LP52282435024285.23.7
LP53193535035195.33.7
LP53203535035205.33.7
LP55116035060115.53.7
LP55126335063125.53.7
LP55203535035205.53.7
LP55223435034225.53.7
LP56203535035205.63.7
LP58183835038185.83.7
LP58212835028215.83.7
LP601338350381363.7
LP601444350441463.7
LP601447350471463.7
LP601642350421663.7
LP601735350351763.7
LP601742350421763.7
LP601836350361863.7
LP65203035030206.53.7
LP65233035030236.53.7
LP65252635026256.53.7
LP67203035030206.73.7
LP68252335023256.83.7
LP68322135021326.83.7
LP701535350351573.7
LP702028350282073.7
LP73172735027177.33.7
LP73183635036187.33.7
LP75143235032147.53.7
LP75262435024267.53.7
LP75303635036307.53.7
LP76232335023237.63.7
LP79202435024207.93.7
LP801540350401583.7
LP802025350252083.7
LP85153535035158.53.7
LP85163035030168.53.7
LP85202435024208.53.7
LP85202535025208.53.7
LP58242435524245.83.7
LP23384236042382.33.7
LP24384336043382.43.7
LP35167236072163.53.7
LP35303536035303.53.7
LP37253336033253.73.7
LP42303036030304.23.7
LP45204336043204.53.7
LP45303036030304.53.7
LP48282736027284.83.7
LP501550360501553.7
LP501646360461653.7
LP501745360451753.7
LP502725360252753.7
LP701250360501273.7
LP701635360351673.7
LP801340360401383.7
LP82173036030178.23.7
LP901728360281793.7
LP502235365352253.7
LP601543365431563.7
LP53223337033225.33.7
LP54184137041185.43.7
LP59173837038175.93.7
LP602826370262863.7
LP66202837028206.63.7
LP701537370371573.7
LP45184237542184.53.7
LP26354538045352.63.7
LP29344238042342.93.7
LP402050380502043.7
LP402445380452443.7
LP45204538045204.53.7
LP46252738027254.63.7
LP502236380362253.7
LP502728380282753.7
LP502830380302853.7
LP52204038040205.23.7
LP55173938039175.53.7
LP58164638046165.83.7
LP58252938029255.83.7
LP601443380431463.7
LP64252738027256.43.7
LP65252838028256.53.7
LP68202838028206.83.7
LP68203038030206.83.7
LP701833380331873.7
LP702030380302073.7
LP702727380272773.7
LP75163538035167.53.7
LP75213238032217.53.7
LP802028380282083.7
LP83173038030178.33.7
LP85202338023208.53.7
LP23307539075302.33.7
LP48293039030294.83.7
LP53204039040205.33.7
LP53224039040225.33.7
LP68173839038176.83.7
LP52253539535255.23.7

Location

LiPol Battery Co., Ltd.
Bldg 4A, JunFeng Industrial Zone, ChongQing Rd, Shenzhen, China 518000

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Whether a price quote or a datashetet request from our battery section, you can all get a fast and professional reply within 12 hours.

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Certifications

UN38.3-IEC62133-UL-RoHS certification
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