Address:
6F No.18 Yucai Rd, Dalingshan Town, Dongguan, Guangdong, China
Business Hours: Mon–Fri 9AM–6PM (GMT+8)
“103048 3.7V 1500mAh LiPo Battery” has been added to your cart. View cart
124065 3.7V 4000mAh LiPo Battery
$2.78
High-drain 124065 LiPo battery, 3.7V 4000mAh, up to 8.0A discharge. CE/RoHS/UN38.3 certified with PCM protection. Built for power stations, action cameras & backup packs. Custom sizes available.
The HNF-124065 is a 12mm-thick high-capacity lithium polymer battery delivering 4000mAh at 3.7V in a 40 x 65mm format. With 14.8Wh of energy and up to 8.0A peak discharge, it is purpose-built for high-drain applications such as portable power stations, action cameras, high-power Bluetooth speakers, and back-up battery packs. Robust 180mΩ impedance and comprehensive PCM protection ensure safe, sustained power delivery under load.
Model number: HNF-124065 4000mAh 3.7V
Nominal voltage: 3.7 V
Nominal capacity: 4000 mAh
Dimension: 12 x 40 x 65 mm
Cell configuration: 1S1P
Certification: CE / RoHS / IEC62133 / UN38.3 / MSDS
Warranty: 12 months
Specifications
| Item | Rating | Remark |
|---|---|---|
| Model | HNF-124065 4000mAh 3.7V | |
| Nominal Capacity | 4000 mAh | Standard discharge (0.2C5A) after standard charge |
| Nominal Voltage | 3.7 V | |
| Dimension | 12 x 40 x 65 mm | |
| Weight | Approx: 74 g | |
| Cut-off Charge Voltage | 4.2 V | |
| Cut-off Discharge Voltage | 3.0 V | |
| Initial Impedance | ≤ 180 mΩ | |
| Standard Charge | 0.2C CC charge to CV then CV till current ≤0.01C | Charge time: approx. 7.0 h |
| Standard Discharge | Discharge at 0.2C5A to cut-off voltage | |
| Max. Continuous Discharging Current | 4000 mA (1.0C) | |
| Cycle Life | ≥500 cycles, 80% capacity retention | |
| Operating Temperature | Charge 0~+45℃ / Discharge -20~+60℃ | |
| Storage Temperature | -10~+45℃ | |
| Storage Humidity | 45-75% RH |
Application Field
Portable power stations and backup batteries, action cameras and video recording devices, high-power Bluetooth speakers, portable lighting and camping gear, emergency power equipment.
Main Advantages
- High energy density, stable 3.7V nominal voltage
- High-drain capable, stable discharge performance
- Lightweight and ultra-thin; dimensions customizable on request
- Extremely safe, low self-discharge, long cycle life (≥500 cycles, 80% capacity retention)
- Reliable PCM protection against over-charge and over-discharge
- Wide operating temperature: -20℃ ~ +60℃
FAQ
Q: Do you accept customization?
A: Yes. We are a professional custom lithium battery manufacturer. Share your required voltage, capacity, and dimensions.
Q: Can this be shipped by air?
A: 14.8 Wh — well within the 100Wh limit, suitable for air freight with MSDS & UN38.3 documentation.
Q: Do you offer samples?
A: Samples are available; sample cost is refunded once a bulk order is confirmed.
Q: What is the MOQ?
A: In-stock items have no MOQ. For customized cells, MOQ is typically 3,000-10,000 pcs depending on size and capacity.
Q: How is quality assured?
A: Multi-stage quality control across R&D, incoming inspection, production, pre-shipment, and after-sales, fully certified with CE, RoHS, and IEC62133.
Be the first to review “124065 3.7V 4000mAh LiPo Battery”
Related products
303040 3.7V 300mAh LiPo Battery
$0.95303040 3.7V 300mAh LiPo battery, thin wide-format cell for smartwatches, fitness bands and health monitoring patches. CE certified.
105050 3.7V 3000mAh LiPo Battery
$2.68105050 3.7V 3000mAh LiPo battery, square-format cell for smart speakers, power bank modules and POS terminals. CE certified.
402035 3.7V 250mAh LiPo Battery
$1.00402035 3.7V 250mAh LiPo battery, slim cell for Bluetooth headsets, compact remote controls and portable medical testers. CE certified.
102540 3.7V 1100mAh LiPo Battery
$1.58Slim 10mm 102540 LiPo battery, 3.7V 1100mAh, 25×40mm. PCM protected, CE certified. Great for POS terminals, Bluetooth speakers & smart sensors. Custom sizes available.
Reviews
There are no reviews yet.