Portable Power Station

300W/72800mAh Lithium ion Battery Power Station

The A3E 300W Portable Power Station is a compact Li-ion portable power station designed for outdoor backup power, camping, emergency lighting, mobile charging, and small device power supply. It features a 270Wh / 72800mAh / 3.7V high quality lithium ion battery, 300W AC continuous output, DC19V inpu

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360° SAFETY

Intelligent BMS Battery Protection — 8-Layer Safety Shield

Automotive-grade battery management system with sub-100µs fault response — protecting your LiFePO4 home battery, your property, and your family around the clock

Over-charge Protection
Over-discharge Protection
Over-current Protection
Short-circuit Protection
High-temperature Cutoff
Low-temperature Charging Lock
Cell Voltage Balancing
Auto-disconnect / Low SOC Sleep

PRODUCT DETAILS

Product Specifications & Technical Documentation

Complete product details — specifications, images, FAQ, and downloadable resources for this VoltCrave power solution

Details Specifications FAQ Detail Images

01 · Overview

The A3E 300W Portable Power Station is a compact outdoor power supply designed for camping, emergency backup, mobile work, travel, and small device charging. With a 270Wh / 72800mAh / 3.7V high quality lithium ion battery, 300W AC continuous output, solar panel charging support, USB, Type-C, DC5521, cigarette lighter output, and 3W LED lighting, it offers practical power for outdoor and backup scenarios.

As a Li-ion portable power station, the A3E is suitable for users who need more flexibility than a basic power bank but do not want a large and heavy energy storage unit. For B2B buyers, it is a strong product option for outdoor power station manufacturer channels, camping product distributors, emergency supply sellers, online retailers, and custom portable energy storage projects.

02 · Key Features

270Wh Lithium Ion Battery Capacity

The A3E uses a high quality lithium ion battery with 270Wh / 72800mAh / 3.7V capacity. This capacity is suitable for charging phones, tablets, lights, cameras, routers, and other compatible small electronic devices during outdoor or backup use.

  • 270Wh battery capacity
  • 72800mAh / 3.7V battery specification
  • High quality lithium ion battery
  • Suitable for outdoor backup power
  • Practical for camping and emergency use

300W AC Continuous Output

This model provides 300W AC continuous output power for compatible low-power appliances and electronics. It is designed for users who need portable AC power in outdoor, emergency, or mobile work environments.

  • 300W AC continuous output
  • Suitable for small appliances and electronics
  • Useful for camping and emergency backup
  • Compact power station design
  • Practical for B2B outdoor product channels

Solar Charging and DC Recharging

The A3E supports DC input recharging and solar panel charging, giving users flexible charging options before or during outdoor use. Solar charging support improves its value for camping, travel, and emergency preparation.

  • Input recharging: DC 19V / 2.0A
  • Solar panel charging: DC5521 18V-28V / 2.0A max
  • Suitable for outdoor power preparation
  • Supports flexible charging scenarios
  • Useful for solar backup product bundles

Multi-Port Output Design

The A3E includes USB, Type-C, DC5521, and cigarette lighter output, allowing users to power different devices from one portable unit. This multi-port design improves usability for outdoor and emergency applications.

  • 1 x USB 3.0, 5V-12V / 18W
  • 2 x USB, 5V / 2A
  • 1 x Type-C, 5V-12V / 18W
  • 2 x DC5521, 12V-16V / 10A
  • 1 x cigarette lighter output, DC 12V-16V / 10A

3W LED Lighting

The built-in 3W LED lighting makes the product more useful for outdoor night activities, camping, and emergency backup. It adds practical value for end users and improves product appeal in retail and distribution channels.

  • Built-in 3W LED light
  • Suitable for night camping
  • Useful during emergency power outages
  • Convenient for outdoor work
  • Adds value for outdoor power station sales

Compact and Portable Body

With a product dimension of 235 x 150 x 158mm and a net weight of about 2.8kg, the A3E is easy to carry, store, display, and ship. Its compact size makes it suitable for both online retail and wholesale distribution.

  • Product size: 235 x 150 x 158mm
  • Net weight: about 2.8kg
  • Portable handle design
  • Easy to store and transport
  • Suitable for wholesale and retail markets

03 · BMS Protection

For a 300W portable power station, stable battery management is important for safe charging and discharging. The A3E uses a high quality lithium ion battery and is designed for portable outdoor power applications where voltage, current, temperature, load, and charging status need reliable management. For final project specifications, BMS details can be confirmed according to the order configuration and market requirements.

In portable power station applications, BMS protection usually focuses on short circuit protection, over-current protection, over-voltage protection, under-voltage protection, overload protection, and over-temperature protection. Together with the 270Wh / 72800mAh / 3.7V battery configuration, this protection-focused design helps improve product safety, reduce after-sales risk, and build confidence for distributors and OEM/ODM buyers.

04 · Simple Operation

The A3E is designed for simple plug-and-play use. Users can connect compatible devices through AC output, USB, Type-C, DC5521, or the cigarette lighter output. The LED lighting function can be used for outdoor activities, camping, emergency lighting, and backup scenarios.

For B2B orders, the package can be configured according to customer requirements. VoltCrave Power can support OEM packaging options such as logo customization, product label, carton design, user manual, plug standard, color matching, and market-specific configuration. This helps distributors and private label buyers launch the product more efficiently.

05 · Why Choose VoltCrave Power

Compared with generic low-cost portable power stations, VoltCrave Power focuses on practical specifications, stable product configuration, battery safety, product testing, and OEM/ODM support. The A3E combines 270Wh battery capacity, 300W AC output, solar charging support, USB/Type-C/DC output, 3W LED lighting, compact size, and B2B customization value in one market-ready product. For wholesalers, distributors, outdoor product sellers, and energy storage brands, VoltCrave Power provides a reliable Li-ion portable power station solution for long-term business development.

ParameterValue
Model A3E
Product Type Li-ion Portable Power Station
Built-in Battery High Quality Lithium Ion Battery
Battery Capacity 270Wh / 72800mAh / 3.7V
AC Continuous Output Power 300W
Input Recharging DC 19V / 2.0A
Solar Panel Charging DC5521 18V-28V / 2.0A Max
LED Lighting 3W
USB Output 1 x USB 3.0 5V-12V / 18W, 2 x USB 5V / 2A
Type-C Output 1 x Type-C 5V-12V / 18W
DC Output 2 x DC 12V-16V / 10A, DC5521
Cigarette Lighter Output 1 x DC 12V-16V / 10A
Product Dimension 235 x 150 x 158mm
Net Weight About 2.8kg
300W 72,800mAh Lithium-Ion Battery Power Station – Detailed Images (2) 300W 72,800mAh Lithium-Ion Battery Power Station – Detailed Images (3) 300W 72,800mAh Lithium-Ion Battery Power Station – Detailed Images (1)
What is the battery capacity of this 300W Portable Power Station?
The A3E model has a 270Wh / 72800mAh / 3.7V high quality lithium ion battery.
What is the AC continuous output power?
The AC continuous output power is 300W, suitable for compatible small appliances and outdoor electronic devices.
Does this Li-ion portable power station support solar charging?
Yes. It supports solar panel charging through DC5521 input, with 18V-28V / 2.0A max input.
What output ports does it include?
It includes USB 3.0, USB, Type-C, DC5521 output, cigarette lighter output, and AC output.
Does it have built-in lighting?
Yes. It includes 3W LED lighting for camping, emergency backup, and outdoor night use.
Is this product suitable for outdoor power station manufacturer channels?
Yes. It is suitable for distributors, wholesalers, outdoor product sellers, private label projects, and OEM/ODM portable power station programs.
Can VoltCrave Power support customization?
Yes. VoltCrave Power supports OEM/ODM customization for B2B orders, including logo, color, packaging, user manual, plug standard, and market configuration.

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MANUFACTURING

OEM & ODM LiFePO4 Battery Manufacturer — Full Customization

End-to-end custom lithium battery manufacturing — from cell selection and BMS programming to enclosure design, branding, and global certification

Enclosure & Electrical Customization

Custom LiFePO4 battery enclosure dimensions, colors, terminal layouts, and connector types. Tailor voltage (12V / 24V / 48V) and capacity to your target market requirements.

White-Label & Private-Label Branding

Full OEM battery branding: laser-engraved logos, custom label nameplates, silk-screened enclosures, and exclusive retail packaging. Your brand, our lithium battery technology.

Global Certification & Compliance Support

We assist distributors with CE, UL 1973, IEC 62619, UN38.3, and RoHS compliance for lithium battery imports. Complete technical documentation, MSDS, and test reports included for customs clearance.

CERTIFICATIONS

LiFePO4 Battery Certifications — Global Compliance

All VoltCrave lithium iron phosphate batteries are certified to international safety, transport, and environmental standards — ready for import and distribution worldwide

UN38.3
Lithium Battery Transport
MSDS
Material Safety Data
UL 1973
Energy Storage Safety
CE
European Union Compliance
IEC 62619
Industrial Battery Safety
RoHS
Environmental Compliance

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Partner with a Leading LiFePO4 Battery Manufacturer

VoltCrave is actively recruiting exclusive distributors and OEM partners for our wall-mounted home energy storage battery series. Competitive factory-direct pricing, dedicated account management, and full marketing support for your region.

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