601830 NMC 3.7V 300mAh Ultra-Slim Rechargeable LiPo Cell

Nominal Voltage
3.7V

Nominal Capacity
300mAh

Nominal Capacity
1.11Wh

Lithium Polymer Battery

3.7V 300mAh LiPo Battery

Ultra-Slim 3.7 V 300 mAh LiPo with Integrated Protection & Low-Impedance

At just 6.0 × 18 × 32.5 mm, the 601830 pack delivers a full 300 mAh at 3.7 V with an onboard 1 C (300 mA) protection board and low internal resistance for flat discharge and extended cycle life (>500 cycles). Perfect for space-constrained wearables, fitness trackers, Bluetooth earbuds, GPS modules, MP3/MP4 players, IoT sensors and other ultra-compact electronics.

Himax Grade-A Production & Turnkey Customization

Engineered in our ISO 9001 & IATF 16949-certified cleanrooms, every LiPo pouch cell is A-grade screened with 100 % capacity and impedance testing. We offer flexible MOQ, custom JST/PH connector wiring, PCB-mount tabs or bespoke housing, plus volume-tiered pricing and dedicated OEM technical support for seamless bulk procurement.

Specifications

China Battery Manufacturer Quality NMC LiPo Battery 3.7V 300mAh Pouch Cells
Nominal Voltage
3.7V
Nominal Capacity
300mAh
Energy
1.11Wh
Charge Voltage
4.2V
Discharge cut-off voltage
3.0V
Charge Method
CC/CV
Standard Charge Current
60mA
Max. Charge Current
300mA
Standard Discharge Current
60mA
Max. Continues Discharge current
300mA
Cycle Life
300 times
Dimension
Max 6.0*18*33.0mm
Weight
Approx 6g
Storage Temperature
0°C~45°C

Frequently Asked Questions

Himax Battery, as a professional wholesale battery manufacturer, offers a wide range of lithium ion batteries, lithium iron phosphate batteries, nickel metal hydride batteries, and Lipo batteries to meet your different needs with the best ex-factory price and thoughtful customized service.
1. What is a LiPo (Lithium-Polymer) battery and how does it work?
LiPo batteries are rechargeable cells with a polymer electrolyte, offering high energy density and a nominal voltage of 3.7 V per cell (fully charged at 4.2 V and minimum safe at 3.0 V). They’re often built in series (S) and parallel (P) configurations—e.g. a “2S2P” pack uses two cells in series for higher voltage, each duplicated in parallel for greater capacity.
2. How do I safely charge a LiPo battery?
Temperature & Rate – Always charge within 0 °C to 50 °C and never exceed a 1C charge rate (i.e. 1× the pack’s capacity in amps). If you’re unsure of the safe rate, default to 1C to minimize fire risk. Supervision & Environment – Never leave a LiPo unattended while charging; use a LiPo-safe bag or fire-resistant enclosure, and avoid charging inside vehicles or near flammable materials.
3. What’s the best way to store LiPo batteries long-term?
Storage Voltage – Keep at 40–60 % state of charge (roughly 3.8–3.9 V per cell). Storing fully charged or fully depleted cells for weeks can degrade capacity and reduce lifespan. Safety Precautions – Place packs in fire-resistant containers or LiPo bags, and store in a cool, dry area away from direct sunlight or combustible materials.
4. How can I prolong the cycle life of my LiPo batteries?
Usage & Replacement – Expect a gradual performance drop of about 3.8 % over the first 100 cycles, and plan to replace packs after 200–300 full cycles or sooner if you see swelling or capacity loss. OEM Quality Matters – Choosing high-precision, matched-cell packs with robust protection boards and thermistors from reputable factories—like Himax with its advanced BMS balancing and tight cell tolerances—can significantly extend overall battery life.
5. Where can I purchase reliable, customizable LiPo battery packs?
For volume pricing, fast lead-times and full OEM flexibility—voltage, capacity, C-rates, connector types, wire-outs and labeling—factory-direct suppliers such as Himax are top choices. Himax’s LiPo division supports low-MOQ wholesale orders and custom engineering to fit aerospace, drone, wearable or IoT applications.

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Himax Battery is a professional lithium battery manufacturing factory near you we provide free customized battery solutions.

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