Leading China Custom 3S Lipo Battery Factory
Hongyitai has been deeply involved in the lithium battery industry for over 10 years. As a professional 3s lipo battery factory, and we are committed to providing high-performance 3-cell lithium polymer battery packs to global brands. Whether you are in the industrial equipment, medical products, or RC vehicles industry, we can provide you with high-standard batteries (all cells are Grade A), strictly compliant with UN38.3, CE, and RoHS standards, ensuring a stable supply chain.
3 Cells Series Connect
3 batteries are connected in series.
High-rate discharge
Quick discharging up to t30C rate.
Wide Application
Work for intelligent toys and smart medical devices.
Customization
Custom size, capacity, shape and its performance.
Our 3S Lithium Polymer Battery Products
We understand that each customer’s specific application has different battery requirements. We offer 100+ standard models (from 300mAh to 6000mAh+ high-capacity power batteries) and highly customized battery packs (discharging rating from 1C to 130C). Our battery packs can be equipped with an intelligent Battery Management System (BMS) providing overcharge, over-discharge, short-circuit, and overcurrent protection. Below is some typical 11.1V polymer battery set.
11.1V 3S1P 1800mAh battery pack
Nominal voltage: 11.1V
Nominal capacity: 1800mAh
Rated energy: 19.98Wh
Charge current: ≤1800mA
Peak discharge current: 5.4A
Resistance: ≤500mΩ
11.1V 3S1P 2600mAh battery
Nominal voltage: 11.1V
Nominal capacity: 2600mAh
Rated energy: 28.86Wh
Charge current: ≤2600mA
Peak discharge current: 5.2A
Resistance: ≤400mΩ
11.1V 2200mAh battery pack
Nominal voltage: 11.1V
Nominal capacity: 2200mAh
Rated energy: 24.42Wh
Charge current: ≤2.2A
Peak discharge current: 22A
Resistance: ≤600mΩ
11.1V 1500mAh 40C Battery
Nominal voltage: 11.1V
Nominal capacity: 1500mAh
Rated energy: 16.65Wh
Charge current: ≤1.5A
Peak discharge current: 60A
Resistance: ≤300mΩ
11.1V 5000mAh 25C Battery
Nominal voltage: 11.1V
Nominal capacity: 5000mAh
Rated energy: 55.5Wh
Charge current: ≤2.5A
Peak discharge current: 125A
Resistance: ≤350mΩ
11.1V 5300mAh 35C Battery
Nominal voltage: 11.1V
Nominal capacity: 5300mAh
Rated energy: 58.83Wh
Charge current: ≤5.3A
Peak discharge current: 180A
Resistance: ≤400mΩ
Hongyitai: Your Trusted OEM/ODM Partner for 3S Lithium Polymer Battery
Hongyitai provides one-stop power and energy solutions to global clients, with our engineering team playing a crucial role. Upon receiving project ideas from clients, they respond proactively 24/7, providing concrete solutions and detailed specifications to help you evaluate them online. Our engineering support helps your products move from concept to market.
Scalable Manufacturing for Brands & Wholesalers
We have 10 advanced automated production lines and 5 semi-automated production lines, with a daily output of up to 80,000 11.1V lipo batteries, which can meet the needs of small batch prototypes (100 pieces) to large-scale mass production (over 100,000 pieces). This can reduce the product development pressure of start-up brands and at the same time ensure timely delivery of normal orders.
Engineering Support: From Prototype to Mass Production
Our team of 10 engineers, covering structural design, electronic component development, safety verification, and assembly process design, can provide you with in-depth customization services:
Custom PCM/BMS design: We customize dedicated protection boards based on your equipment’s specific load conditions, ensuring normal operation in high or low temperature environments.
Custom C-rate & capacity: We match the optimal discharge rate to your specific needs, while also balancing energy density and cycle life.
Structural customization: We offer optional solutions with different battery sizes, casing materials, and plugs (e.g., XT60, XT90, JST).
3S Lipo Battery Pack Usages
Our 11.1V lithium polymer battery packs primarily provide power to 12V motors or electric motors, offering high energy density and fast discharge support, covering applications such as remote-controlled aircraft, UAVs, lighting, power tools, and small robots.
RC Vehicles & Drones
Primarily used in remote-controlled aircraft, helicopters, and multi-rotor drones (UAVs), our lightweight design and high C-rate (130C+) discharge characteristics provide stable voltage output, ensuring precise flight control. Simultaneously, the rapid power output meets the acceleration requirements of FPV drones and RC cars. Tell us your specific battery needs, and we’ll provide you with technical support within one day.
Medical Devices & Portable Industrial Tools
Our 11.1V Li-polymer battery provides a stable power supply for your handheld medical equipment (pulse oximeters, blood glucose meters, blood pressure monitors, portable ECG machines) for extended periods, ensuring uninterrupted operation.
Referring to industrial sensors and scanners, our batteries meet a wide operating temperature range (-20～60℃) and, combined with an IP65+ protective housing, can adapt to various complex industrial environments.
Smart Home & IoT Hardware Integration
We offer comprehensive customization to meet the power needs of various new types of micro electric aircraft and low-power drones: capacity, size, rate, and terminals, allowing for perfect integration into your battery compartment. Integrated advanced PCM protection provides overcurrent, overvoltage, and short-circuit protection, extending the lifespan of your products.
3 Cell 11.1V Lipo Battery Specification
Every 3S lipo battery set we produce undergoes rigorous electrical performance quality control and testing (voltage, capacity, resistance, charging and discharging current, lifespan, etc.). All cells undergo precision cell matching to ensure high consistency in internal resistance and voltage. Browse our typical 11.1 volt lipo battery pack listing below.
Model | Voltage (V) | Capacity (mAh) | Dimension (Thick*Width*Length) (mm) | Lifespan (25℃,0.5C,80%DOD) | Weight (Kg) | Protection Function |
|---|---|---|---|---|---|---|
HYT455050 | 11.1 | 1100 | 13.5*50*50 | >500 | 60 | Yes |
HYT603450 | 11.1 | 1200 | 18*34*50 | >500 | 54 | Yes |
HYT803450 | 11.1 | 1500 | 24*34*50 | >500 | 72 | Yes |
HYT704551 | 11.1 | 1800 | 21*45*51 | >500 | 80 | Yes |
HYT103450 | 11.1 | 2000 | 30*34*50 | >500 | 110 | Yes |
HYT853496 | 11.1 | 2200 | 25.5*34*96 | >500 | 145 | Yes |
HYT633496 | 11.1 | 2600 | 19*34*96 | >500 | 116 | Yes |
2S vs 3S Lipo Battery: Which is Right for Your Product Design?
The core differences between 2S and 3S LiPo batteries lie in the number of cells connected in series, voltage output, and power characteristics.
2S (7.4V) is suitable for low-power, lightweight devices, while 3S (11.1V) offers higher performance and requires a 12V motor. They’re suitable for devices with strict size requirements and low motor speed requirements, such as small drones, toys, and portable medical devices.
11.1V LiPo battery: Offers a higher operating voltage (9V ~ 12.6V). Under the same load, it can provide stronger torque and speed, making it the best choice for high-performance RC vehicles, industrial drones, and FPV racing.
Click to learn how to charge 2S and 3S lipo battery?
How to Custom 3S Lipo Battery Pack at Hongyitai
As a professional lipo battery manufacturer, we have a complete OEM/ODM customization process to provide you with high-quality 11.1V lithium polymer battery packs.
1. Requirement Analysis: Tell us your device’s power consumption, battery compartment size, and discharge rate (C-rating) requirements. Our team will provide an initial technical assessment and specifications.
2. Cell Selection & Circuit Design: Based on your maximum battery compartment size, we evaluate the optimal cell (capacity, size). If a protection board is required, we will develop and select the compatible IC and MOSFET for you.
3. Prototype Development: Our sample engineers provide you with preliminary cycle and test data to help you more accurately match the main board hardware.
4. Performance & Safety Testing: In addition to obtaining relevant reports from SGS and TUV certification companies, we also conduct rigorous cycle life tests and thermal stability simulations in our factory.
5. Mass Production & Delivery. Once the sample passes verification, we begin automated production. The standard lead time for orders is 25 days, and we arrange sea freight or DHL express delivery.
FAQs for 3S 11.1v lipo battery
Our 11.1V lithium polymer battery typically has a cycle life of over 500 cycles under standard conditions (retaining 80% of its initial capacity).
The core of matching battery C-rating lies in your device's highest continuous current requirements. The formula is: Continuous Current (A) ÷ Battery Capacity (Ah) = Minimum C-rate. We recommend allowing a 20% safety margin to ensure voltage stability under high loads and avoid voltage sag.
Please charge the battery to 11.4V~11.55V (3.8V~3.85V per cell), and store it in a cool, dry place, away from direct sunlight. It is best to charge it once every 3 months to maintain battery activity.
For orders under 100K, our lead time is 20 days. For long-term orders, we support partial delivery.
Our MOQ is 1K, so you can try and test our batteries without any pressure.
Yes. We provide complete MSDS, UN38.3, CE, and RoHS certification documents. Our logistics partners have extensive experience in transporting lithium batteries as hazardous materials, ensuring you receive your batteries with peace of mind.