Compact and Reliable Power: Round LiPoly Battery LPR403535 3.7V 450mAh with Protection Circuit, 50mm Wires, and Molex 51021-0200 Connector

Manufactured by LiPol Battery Co., Ltd., a trusted name with over 15 years of expertise in round LiPoly battery solutions, the LPR403535 benefits from advanced production techniques and strict quality control. LiPol specializes in customized round LiPoly battery technology, offering a variety of diameters (from 30mm to 50mm), thicknesses, voltages (3.7V and 3.8V), and C-rates. Each round LiPoly battery is carefully engineered using lamination technology and precision coating processes, allowing high energy density and flexible shaping, and is tailored to meet the unique requirements of cutting-edge wearable and compact electronic products.

The LPR403535 is a rechargeable round lipoly battery offering a nominal voltage of 3.7V and a capacity of 450mAh (1.67Wh), designed to deliver dependable power in a compact form factor. Measuring approximately 4.0mm in thickness and 35mm in diameter, this battery is ideal for space-constrained applications such as wearable electronics, medical devices, portable sensors, and other personal electronics.

The LPR403535 battery is widely used in wearable health monitors, small medical devices, IoT sensors, and other portable electronics that require a safe, lightweight, and reliable power source. Manufacturers can request custom configurations, including different wire lengths, connectors, or the addition of thermistors (NTC) for temperature monitoring, to suit specific device requirements.

Its compact size, integrated protection, and standard connector make the LPR403535 an excellent choice for developers and manufacturers seeking a safe, efficient, and easy-to-integrate lithium polymer battery solution.

Round LiPoly Battery LPR403535 3.7V 450mAh Specification

Battery Type:Round LiPoly Battery
Model:LPR403535, 303535
Nominal Voltage:3.7V
Capacity:450mAh
Size:4.0mm x 35.0mm x 35.0mm
Protection circuit module(PCM):Yes
Thermistor(NTC):No
Connector:Molex 51021-0200
Configuration:1S1P
Weight:9.0g
Wat-Hou Rating:1.67Wh
Max. Operating Voltage Range:2.75V to 4.2V
Max. Charge Voltage:4.2V±50mV
Max. Charge Current:225mA
Max. Discharge Current:450mA
Discharge Cut-off2.75V
Internal Impedance:<200mΩ
Expected Cycle Life @(0.5C/0.5C)@23±5°C)500 cycles ≥ 80%

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Why Choose LiPol Battery Co., Ltd

LiPol Battery Co., Ltd specializes in designing and producing various battery types, ensuring customers can find the perfect power source for their applications. Their product portfolio includes Rectangular LiPoly Battery, ideal for compact devices requiring a flat, space-efficient design, and Ultra-Thin LiPoly Battery, perfect for sleek, lightweight applications like wearables and IoT devices.

For more versatile needs, LiPol offers Round and Cylinder LiPoly Battery and 18650 Li-ion Batteries, which are high-capacity powerhouses for laptops, power tools, and electric vehicles. They also provide High-Rate 18650 Li-ion Batteries for high-drain devices, Curved LiPoly Battery for unique device designs, and High Discharge Rate LiPoly Batteries for high-performance applications like drones and RC vehicles.

Additionally, LiPol manufactures Micro Round LiPoly Batteries for miniature devices, 21700 and 26650 Li-ion Batteries for high-energy applications, and 3.8V LiPoly Batteries for advanced electronics. Each battery is available in various sizes, capacities, and configurations, ensuring compatibility with multiple devices and systems.

There are several reasons to choose LiPol as your battery partner. First, their years of experience in battery manufacturing ensure top-notch quality and innovation. Second, they offer tailored solutions to meet unique product requirements, making them a go-to for customized battery needs. Third, LiPol’s batteries are certified for safety, complying with international standards for reliable and safe operation. Fourth, their diverse product portfolio ensures that there’s a battery for virtually any application. Finally, LiPol is committed to sustainability, using eco-friendly manufacturing processes and recyclable materials.

How to Order a LiPoly Battery from LiPol Battery Co., Ltd.

Step 1: Contact Us with Your Battery Requirements

This paragraph explains how customers can submit their battery specifications, including dimensions, voltage, capacity, protection circuits, wires, connectors, and other details. Providing precise information ensures that LiPol can offer the best battery solution.

Step 2: Evaluation & Quotation

After receiving the inquiry, LiPol evaluates the requirements and responds within 12 hours with technical details, pricing, lead time, and customization options. Customers can also request prototype samples for testing before mass production.

Step 3: Confirm & Place Your Order

Once customers approve the specifications and pricing, they confirm the order. LiPol issues an invoice and accepts payments via PayPal, credit card, or bank transfer. Full upfront payment is usually required.

Step 4: Production & Quality Assurance

LiPol begins manufacturing after payment is received. Strict quality control measures ensure the battery meets voltage, capacity, cycle life, and safety standards. Custom orders undergo fitment tests to guarantee compatibility.

Step 5: Secure & Fast Worldwide Shipping

After production, LiPol ships orders via express carriers like DHL, UPS, and FedEx. Customers receive tracking numbers for monitoring. Delivery times range from 3 to 7 business days, depending on location and order size.

Step 6: Warranty & After-Sales Support

LiPol provides a one-year warranty covering issues like low voltage, swelling, leakage, or performance failures. If problems arise due to improper usage, customers receive refunds or replacements, ensuring high satisfaction.

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New Round LiPoly Battery List.csv

New Round LiPoly Battery List.csv
Part #Capacity (mAh)VoltageC-RateThickness (mm)Diameter (mm)
LPR2333311903.7V1C2.330
LPR2435352103.7V1C2.435
LPR2537362103.7V15C2.537
LPR2835353003.7V1C2.835
LPR28625410803.7V1C2.862
LPR3028231403.7V1C3.028
LPR3030281853.7V1C3.030
LPR3131252403.7V1C3.131
LPR3235353053.7V3C3.235
LPR331615623.7V1C3.316
LPR3337363553.7V3C3.337
LPR3530272103.7V1C3.530
LPR3638324103.7V1C3.638
LPR3730262453.7V1C3.730
LPR3835353853.7V1C3.835
LPR3936334453.7V1C3.936
LPR4033273053.7V1C4.033
LPR4035303853.8V1C4.035
LPR4035354053.8V1C4.035
LPR4037364953.8V1C4.037
LPR4324211553.7V1C4.324
LPR4335304303.7V3C4.335
LPR4335354753.7V1C4.335
LPR4337365853.7V1C4.337
LPR44350354503.7V1C4.435
LPR4436335403.7V1C4.436
LPR4533314253.7V1C4.533
LPR4544408703.7V1C4.544
LPR4730273303.7V1C4.730
LPR4835355453.8V1C4.835
LPR4838285103.7V1C4.838
LPR4838295303.7V3C4.838
LPR4930273003.7V1C4.930
LPR4935355303.7V1C4.935
LPR5135355253.7V1C5.135
LPR5333254353.7V1C5.333
LPR5335355603.8V1C5.335
LPR5516151003.7V1C5.516
LPR5535356053.7V1C5.535
LPR55504213703.8V1C5.550
LPR55554213703.8V1C5.555
LPR55655321203.7V1C5.565
LPR56554213703.7V1C5.655
LPR5738295703.7V3C5.738
LPR5830273203.7V15C5.830
LPR5942306003.7V10C5.942
LPR6035336303.7V1C6.035
LPR6330274303.7V3C6.330
LPR6530274303.8V5C6.530
LPR6539296653.85V1C6.539
LPR65444210003.7V15C6.544
LPR67655320003.7V8C6.765
LPR6930275003.7V1C6.930
LPR7042308353.7V5C7.042
LPR75504015003.7V1C7.550
LPR9135359503.7V1C9.135