IEC62133-2017, UN38.3, REACH, RoHS Certified 3.7V 320mAh LiPo Battery LP312539

Safety-certified IEC62133-2017 & UN38.3 LP312539 320mAh 3.7V LiPo Battery. Ultra-slim 3.2mm profile for eco-friendly wearables and sensors. Order from LiPol today.

In an era where technology must coexist with environmental responsibility, selecting the right power source is more than a technical decision—it’s an ethical one. As a leading LiPol Battery Manufacturer, we are proud to introduce the LP312539 320mAh LiPo Battery, a high-performance energy solution that bridges the gap between cutting-edge innovation and global sustainability.

The LP312539 provides a stable 3.7V LiPo Battery output within an incredibly discrete form factor. Featuring a 3.2mm Thickness LiPo Battery, 25mm Width LiPo Battery, and 40mm Length, this cell is the perfect match for designers creating slim-profile wearables, medical patches, and portable IoT sensors.

Eco-Friendly Innovation
Discover LiPol’s LiPo Batteries: Your Eco-Friendly Ally for a Sustainable Future! We believe in providing energy solutions that empower your devices while protecting the environment. Embrace innovation without compromising the planet with batteries designed to meet environmental standards. Join us in making a positive impact!

Every LP312539 is manufactured to be a REACH LiPo Battery and RoHS LiPo Battery, ensuring that hazardous substances are eliminated from the production process. By choosing LiPol, you are integrating a power source that aligns with the highest ecological and safety standards worldwide.

Globally Certified for Safety
Safety is the cornerstone of the Certified LiPo Battery series at LiPol. The LP312539 has undergone rigorous testing to ensure it is ready for international distribution:

IEC62133-2017 LiPo Battery: Verified for safe operation in portable and medical electronics.

UN38.3 LiPo Battery: Certified for safe transport by air, sea, and land, passing all altitude, thermal, and vibration tests.

Reliable 320mAh Capacity: Offers consistent energy density for devices requiring multi-day standby times.

Power Your Innovation with LiPol Today
Trust the experts in certified, eco-friendly energy to drive your next masterpiece. For a detailed datasheet or a volume quote on the LP312539, visit LiPol Battery Manufacturer Now.

View LiPol Battery Manufacturer | Contact LiPol Battery Manufacturer

IEC62133-2017, UN38.3, REACH, RoHS Certified 3.7V 320mAh LiPo Battery LP312539 Specifications

Nominal Voltage3.7V
ModelLP312539, 312539
Capacity320mAh
Energy/ Wat-Hour Rating1.184Wh
Dimensions3.2mm* 25mm* 40mm
Weight~7g
Charge Current64mA (0.2C)  – 160mA (0.5C)
Discharge Current160mA (0.5C)  – 320mA (1C)
Max Operating Voltage Range2.75V to 4.20V
Max Charge Voltage4.2V ±50mV
Discharge Cut Off2.75V
Charge Temp Range-10℃ to +45℃
Discharge Temp Range-20℃ to + 60℃
Humidity65 ±20%RH
CertificationsUN38.3, IEC62133-2017, REACH, RoHS, MSDS
Cycle Life≥500 cycles
ManufacturerLiPol Battery Co., Ltd
KeywordsIEC62133-2017 LiPo Battery, UN38.3 LiPo Battery, REACH LiPo Battery, RoHS LiPo Battery, 3.7V LiPo Battery, 320mAh LiPo Battery, LP312539, 3.2mm Thickness LiPo Battery, 25mm Width LiPo Battery, 40mm Length, Certified LiPo Battery, LiPo Battery, Lithium Polymer Battery, Li-Polymer Battery, LiPolymer Battery, LiPol Battery, LiPol Battery Manufacturer

320mAh LiPo Battery Application

Applications in this Capacity Range: LiPo Batteries 300mAh – 400mAh; The 300mAh – 400mAh capacity tier is the “standard” for professional-grade portable hardware. These LiPolymer Battery units are extensively utilized in smart rings, high-end fitness trackers, wireless medical monitors, and industrial data collectors. Due to their high energy density and stable voltage output, they are also perfect for active stylus pens, Bluetooth-enabled hearing aids, and remote environmental sensors.

320mAh LiPo Batteries

Popular LiPo Batteries in the Same Capacity 300mAh – 400mAh; For engineers exploring different mechanical footprints within the 300mAh to 400mAh range, LiPol offers a diverse catalog of Lithium Polymer Battery options. Beyond the LP312539, popular models include the LP402535 (310mAh), LP502035 (350mAh), and the LP602030 (300mAh). These Li-Polymer Battery units vary in thickness and length-to-width ratios, allowing you to choose the exact dimensions required for your internal cavity.

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Instock 320mAh LiPo Batteries

Currently Available Instock LiPo Batteries 300mAh – 400mAh; To support your rapid development cycles, LiPol maintains an extensive inventory of currently available instock LiPo Batteries 300mAh – 400mAh. We carry high-demand models ready for immediate dispatch, allowing you to bypass manufacturing lead times. Choosing from our stock inventory enables your team to secure a sample for your upcoming innovation within days. For specialized requirements, our factory provides custom LiPo Battery solutions, including tailored wire sequences and specific connectors to suit your unique prototype.

Rechargeable 3.7V LiPo Batteries 300mAh

Rechargeable 3.7V LiPo Batteries 300mAh, Leading Lithium Polymer Batteries Manufacturer, 30 Years Battery Expert, Competitive Price with High Quality, Accept small sample order & custom dimensions.
ModelCapacity(mAh)Length(mm)Width(mm)Thickness(mm)Voltage(V)
LP232575300mAh75252.33.7V
LP253836300mAh36382.53.7V
LP274330300mAh30432.73.7V
LP303040300mAh40303.03.7V
LP332830300mAh30283.33.7V
LP352044300mAh44203.53.7V
LP353030300mAh30303.53.7V
LP353035300mAh35303.53.7V
LP372835300mAh35283.73.7V
LP373031300mAh31303.73.7V
LP383034300mAh34303.83.7V
LP401750300mAh50174.03.7V
LP402040300mAh40204.03.7V
LP402535300mAh35254.03.7V
LP403030300mAh30304.03.7V
LP421266300mAh66124.23.7V
LP422040300mAh40204.23.7V
LP422533300mAh33254.23.7V
LP451165300mAh65114.53.7V
LP451646300mAh46164.53.7V
LP452528300mAh28254.53.7V
LP462430300mAh30244.63.7V
LP481449300mAh49144.83.7V
LP481738300mAh38174.83.7V
LP482530300mAh30254.83.7V
LP501550300mAh50155.03.7V
LP501646300mAh46165.03.7V
LP501738300mAh38175.03.7V
LP501838300mAh38185.03.7V
LP501935300mAh35195.03.7V
LP502035300mAh35205.03.7V
LP502528300mAh28255.03.7V
LP502530300mAh30255.03.7V
LP502535300mAh35255.03.7V
LP551834300mAh34185.53.7V
LP581735300mAh35175.83.7V
LP602028300mAh28206.03.7V
LP602030300mAh30206.03.7V
LP602425300mAh25246.03.7V
LP602525300mAh25256.03.7V
LP621537300mAh37156.23.7V
LP621727300mAh27176.23.7V
LP701434300mAh34147.03.7V
LP702025300mAh25207.03.7V
LP752030300mAh30207.53.7V
LP802025300mAh25208.03.7V
LP342734310mAh34273.43.7V
LP402535310mAh35254.03.7V
LP452530310mAh30254.53.7V
LP452728310mAh28274.53.7V
LP572030310mAh30205.73.7V
LP572225310mAh25225.73.7V
LP442630315mAh30264.43.7V
LP253242320mAh42322.53.7V
LP312539320mAh39253.13.7V
LP321672320mAh72163.23.7V
LP321863320mAh63183.23.7V
LP322544320mAh44253.23.7V
LP402040320mAh40204.03.7V
LP452533320mAh33254.53.7V
LP462040320mAh40204.63.7V
LP491360320mAh60134.93.7V
LP501738320mAh38175.03.7V
LP501842320mAh42185.03.7V
LP502528320mAh28255.03.7V
LP522826320mAh26285.23.7V
LP572225320mAh25225.73.7V
LP601733320mAh33176.03.7V
LP602526320mAh26256.03.7V
LP622030320mAh30206.23.7V
LP701438320mAh38147.03.7V
LP701439320mAh39147.03.7V
LP822024320mAh24208.23.7V
LP852025320mAh25208.53.7V
LP353040330mAh40303.53.7V
LP432827330mAh27284.33.7V
LP471360330mAh60134.73.7V
LP502131330mAh31215.03.7V
LP532033330mAh33205.33.7V
LP552033330mAh33205.53.7V
LP751435330mAh35147.53.7V
LP451842335mAh42184.53.7V
LP381468340mAh68143.83.7V
LP502040340mAh40205.03.7V
LP652425340mAh25246.53.7V
LP253549350mAh49352.53.7V
LP303442350mAh42343.03.7V
LP352055350mAh55203.53.7V
LP352545350mAh45253.53.7V
LP362935350mAh35293.63.7V
LP373036350mAh36303.73.7V
LP403035350mAh35304.03.7V
LP423030350mAh30304.23.7V
LP452535350mAh35254.53.7V
LP502530350mAh30255.03.7V
LP522824350mAh24285.23.7V
LP551160350mAh60115.53.7V
LP551263350mAh63125.53.7V
LP552035350mAh35205.53.7V
LP552530350mAh30255.53.7V
LP562035350mAh35205.63.7V
LP581838350mAh38185.83.7V
LP601642350mAh42166.03.7V
LP601742350mAh42176.03.7V
LP601836350mAh36186.03.7V
LP651637350mAh37166.53.7V
LP652030350mAh30206.53.7V
LP652526350mAh26256.53.7V
LP672030350mAh30206.73.7V
LP682030350mAh30206.83.7V
LP683221350mAh21326.83.7V
LP701248350mAh48127.03.7V
LP702030350mAh30207.03.7V
LP731836350mAh36187.33.7V
LP801730350mAh30178.03.7V
LP831730350mAh30178.33.7V
LP851630350mAh30168.53.7V
LP351672360mAh72163.53.7V
LP402050360mAh50204.03.7V
LP403031360mAh31304.03.7V
LP452043360mAh43204.53.7V
LP453030360mAh30304.53.7V
LP482827360mAh27284.83.7V
LP582628360mAh28265.83.7V
LP591738360mAh38175.93.7V
LP502235365mAh35225.03.7V
LP532233370mAh33225.33.7V
LP541841370mAh41185.43.7V
LP552035370mAh35205.53.7V
LP263545380mAh45352.63.7V
LP293442380mAh42342.93.7V
LP402050380mAh50204.03.7V
LP402445380mAh45244.03.7V
LP403040380mAh40304.03.7V
LP452045380mAh45204.53.7V
LP502236380mAh36225.03.7V
LP522040380mAh40205.23.7V
LP522530380mAh30255.23.7V
LP581646380mAh46165.83.7V
LP602035380mAh35206.03.7V
LP642527380mAh27256.43.7V
LP651640380mAh40166.53.7V
LP701833380mAh33187.03.7V
LP702030380mAh30207.03.7V
LP751635380mAh35167.53.7V
LP851730380mAh30178.53.7V
LP233075390mAh75302.33.7V
LP402440390mAh40244.03.7V
LP482930390mAh30294.83.7V
LP532040390mAh40205.33.7V
LP681738390mAh38176.83.7V
LP522535395mAh35255.23.7V
LP533028300mAh29305.33.7V
LP621733300mAh34176.23.7V
LP382427300mAh28243.83.7V
LP551827310mAh28185.53.7V
LP501740320mAh411753.7V
LP422238325mAh39224.23.7V
LP512425340mAh26245.13.7V
LPHV411636315mAh37164.13.85V
LPHV441643329mAh44164.43.85V
LPHV542125393mAh26215.43.85V
LPHV342830300mAh31283.43.8V
LPHV372727300mAh28273.73.8V
LPHV512426340mAh27245.13.8V