High Voltage Lithium-Ion Drone Battery 310wh/Kg 35000mAh Custom Pack 6s 7s 12s 14s for High Speed Racing & DIY Quadcopter

• Customization: Available
• Type: Li-ion Battery
• Cathode Material: NCM
• Model NO.: 310Wh/kg-35Ah-6S-1C-10C-3-5C
• Rechargeable: Yes
• Size: Customized
• Dimensions: 207×89×68.0
• Weight (Kg): 2.58
• Color: Customized Color
• Accessories Type: Battery
• Transport Package: Carton
• Specification: Customized
• Trademark: shengya
• Origin: China
• Production Capacity: 37500PCS/Year

Product Description

Product Description

Lithium Battery

Featuring a flame-retardant PC casing and an explosion-proof pressure-relief design, combined with multiple circuit protection features (overcharge, over-discharge, overcurrent and short-circuit protection), this significantly reduces the risks associated with use;
The battery cells exhibit high consistency and a long cycle life, and each unit undergoes comprehensive testing for capacity, internal resistance and discharge performance before leaving the factory, ensuring stable and reliable performance.

Model Number	Nominal Capacity (Ah)	Nominal Voltage Cell (V)	Charge Rate (C)	Peak Rate (C)	Discharge Rate (C)	Dimensions (mm)	Weight (kg)	Energy Density (Wh/kg)	Cycle Count
SY-3S-10.9V-35.0Ah	35	3.65	1C	10C	3-5C	207×89×35.0	1.29	310	800times (1C/3C)
SY-4S-14.6V-35.0Ah	35	3.65	1C	10C	3-5C	207×89×46.0	1.72	310	800times (1C/3C)
SY-6S-21.9V-35.0Ah	35	3.65	1C	10C	3-5C	207×89×68.0	2.58	310	800times (1C/3C)
SY-7S-25.6V-35.0Ah	35	3.65	1C	10C	3-5C	207×89×79.0	3.01	310	800times (1C/3C)
SY-12S-43.8V-35.0Ah	35	3.65	1C	10C	3-5C	207×89×134.0	5.16	310	800times (1C/3C)
SY-14S-51.1V-35.0Ah	35	3.65	1C	10C	3-5C	207×89×156.0	6.02	310	800times (1C/3C)
SY-18S-65.7V-35.0Ah	35	3.65	1C	10C	3-5C	207×89×200.0	7.74	310	800times (1C/3C)
SY-24S-87.6V-35.0Ah	35	3.65	1C	10C	3-5C	207×89×266.0	10.32	310	800times (1C/3C)
SY-28S-102.2V-35.0Ah	35	3.65	1C	10C	3-5C	207×89×310.0	12.04	310	800times (1C/3C)

FAQ

Do you accept sample orders?
Yes, sample orders are welcome for quality evaluation.
We also support customized products and OEM/ODM services.
Feel free to contact us for sample availability and lead time.

How can I choose the right battery?
Just tell us your application, required capacity, size, and discharge rate.
We will recommend the most suitable solution for you.
Send us your requirements now - quick response guaranteed.

Are you a factory or a trading company?
We are a direct manufacturer with a 9,000 m2 factory, ranked among the top suppliers in the industry.
Factory support means better pricing, stable quality, and fast delivery.

What are your advantages compared with other suppliers?
High-quality batteries with stable capacity and low internal resistance (IR)100% inspection before shipment12-month warranty with reliable after-sales supportWork with us for consistent quality and long-term supply.

Can I use any charger for rechargeable lithium batteries?
No. Each lithium battery requires a compatible charger.
Using the wrong charger may damage the battery or cause safety issues.
Not sure which charger to use? Contact us for professional advice.

Do all rechargeable lithium batteries require protection circuits?
Yes. Protection circuits are essential to prevent overcharging, over-discharging, andshort circuits.
Most batteries also include over-temperature protection.
We can customize protection solutions based on your needs.

How many times can a battery pack be recharged?
Cycle life depends on usage conditions, discharge rate, and cell quality.
Tell us your application, and we'll provide an estimated cycle life for your project.