Custom 33.3V Lithium Battery for Security Equipment and Drone Battery Packs

Custom Lithium Battery Packs for UAVs, Power Tools & More

Factory-Direct | High-Quality | Multi-Application

Custom 33.3V Lithium Battery for Security Equipment and Drone Battery Packs

Custom 33.3V 18650 Drone Battery Pack

Designed for high-demand applications including drones, medical devices, security systems, aerospace equipment, and military-grade projects.
Delivers stable power, long cycle life, and reliable performance in tough environments.

Apsenx 3S LiPo Battery – High-Performance Power for FPV Drones

Item	Specification
Place of Origin	China
Battery Type	Lithium-ion Battery
Brand	Apsenx
Model	Apsenx-33.3V-10400 mah
Rated Capacity	10,400 mAh
Custom Processing	Yes
Nominal Voltage	33.3 V
Charging Current	7.8 A
Dimensions	169 × 77 × 70 mm
Application Type	Power Tools
Certification	CE
Compatible Product	Drone
Material	Lithium Battery
Product Name	Ternary Lithium Battery Pack
Charging Voltage	37.8 V
Storage Temperature	0°C – 25°C
Operating Temperature	-20°C – 60°C
Net Weight	1850 g
Application Scope	Drone Ternary Lithium Battery Pack
Cell Grade	Grade A
Discharge Cut-off Voltage	24.3 V
Battery Energy	346.22 Wh
Max Discharge Current	51.2 A

Custom 33.3V 18650 Drone Battery Pack – High-Performance Ternary Lithium Battery

If you’re looking for reliable 18650 drone battery pack with real output and long cycle life, this custom-built 33.3V lithium battery is designed exactly for professional applications that can’t afford power instability. Built with Grade A 18650 cells, this pack delivers strong discharge performance, stable voltage, and excellent durability in outdoor or industrial environments.

As one of the experienced drone battery pack manufacturers in China, we provide full customization for voltage, capacity, BMS protection, size, connectors, and housing structure—perfect for UAV developers, security device suppliers, and aerospace or industrial equipment integrators.

Custom Drone Battery Pack (33.3V, 10,400mAh)

Ideal for drones requiring high power density and long endurance. The 33.3V/10400mAh configuration provides a total energy of 346.22Wh, supporting long flight times and stable output even under heavy load.

High-Grade Ternary Lithium Cells (Li-ion)

We use only Grade A 18650 cells, ensuring lower internal resistance, better consistency, and improved overall lifespan.

Robust Discharge Performance

Max Discharge Current: 51.2A
Cut-off Voltage: 24.3V
Suitable for drones, medical devices, power tools, and security systems that require fast response and high burst power.

Efficient Charging Performance

Charging Voltage: 37.8V
Charging Current: 7.8A
Optimized for fast, safe, and efficient charging cycles.

Applications

This 33.3V drone battery pack is widely used in:

Professional drones & UAV systems
Security equipment & surveillance devices
Medical machinery
Aerospace electronics
Military-grade portable systems
Electric tools requiring steady high-current output

Whether you’re building a custom UAV fleet or upgrading performance for a specialized device, this battery pack offers the stability and endurance your project needs.

Why Choose Our Custom Drone Battery Packs?

In-house R&D and production in Dongguan, China
Strict quality control & CE certification
Support for OEM / ODM
Flexible customization for voltage, capacity, BMS, shape, connector, and casing
Trusted by UAV manufacturers, security system integrators, and industrial equipment suppliers

As a dedicated drone battery pack manufacturer, we help clients build reliable, high-performance power solutions tailored to demanding environments.