Shenzhen Jingxian Battery Technology Co., Ltd. is one of the leading manufacturers and suppliers of 500w emergency power supply in China. If you're going to buy discount 500w emergency power supply made in China, welcome to get quotation and free sample from our factory. Quality products and low price are available.
The 500W Emergency Power Supply is suitable for a variety of applications, including emergency response, disaster preparedness, RV and camping, outdoor activities, and other situations that require backup power. It can be used to power a range of devices, including phones, laptops, lights, fans, radios, and small appliances.
Working Principle:
It features a lithium-ion battery that stores energy from an AC or DC power source. The device uses a built-in inverter to convert the DC power from the battery into AC power that can be used to power electronic devices. The 500W Emergency Power Supply also features multiple USB ports and AC outlets, making it easy to connect and charge multiple devices at the same time.
Specification
|
Battery |
Lithium Ion Batteries |
|
Battery Capacity |
518WH/140000mAh,3.7V |
|
Dimensions(Length*Width*Height) |
310*170*213MM |
|
Weight |
About 6.44 KG |
|
Input Recharging |
AC Adapter: Dc19v/5A car Charger:19v/2.5A Solar Panel: MPPT,18V ~ 24V/5A (Max) |
|
Fully Charged Time |
Dc19V/5A:7~8 hours |
|
Dc Output |
2 x DC5521 : 12~16.8V/10A(14.5A Max) |
|
USB Output |
2 x USB-A: 5V/2.4A |
|
Ac Output |
Pure Sine Wave Output: Rated Power: 5oow(Peak Power : 100ow)AC Voltage: 100v/110v/120V/220V/230v/24oVoutput Frequency: 50/60Hz ☆For actual voltage and frequency, please refer to the sticker at the bottom of the unit. |
|
Cigarette Lighter Output |
1 x Cigarette Lighter Output: 12~16.8V/10A (14.5A Max) |
|
Power Indicator |
LCD Display |
|
Operating Temperature |
-10℃~ +40°C |
|
Life-cycles |
>500 times |
|
Package Contents |
1xPortable Power Supply 1×AC Adapter 1x Boost Car Charger1xUser Manual |

Why choose us?
1. High Quality: Using high-quality material and establishing a strict quality control
system, To ensure that each product is delivered to customers with guaranteed quality.
2. Professional R&D Center: Employed designers with 10 years of working experience. OEM and ODM are warmly welcomed.
3. Competitive Price: Among similar products, while ensuring product quality, We provide the most competitive prices to enhance customers' competitiveness in the local terminal sales market. Make Double Win.

Emergency Electricity
outdoor lighting, outdoor shooting, no fear of power failure
Outdoor Camping
There is no need to worry about power supply problems in outdoor camping, car refrigerator, car vacuum cleaner, photography, and video equipment, or communication equipment.
Household Electricity
What should I do if there is a sudden power failure? With outdoor power supply, household power supply necessities
Office Electricity
What should I do if there is a sudden power failure? With outdoor power supply, office power supply necessities
Seaside Beach
What to do when playing by the sea, mobile phone, iPad, drone, or no electricity? With an outdoor power supply, you can supply power anywhere...

Precautions
- Do not expose the device to high temperatures or moisture
- Keep the device away from children and pets
- Use only approved charging cables and adapters
- Do not attempt to disassemble or modify the device
Certifications and Support
The 500W Emergency Power Supply is certified by CE, ROHS, FCC, and UL to ensure safety and reliability. The device comes with a 12-month warranty and lifetime technical support.


FAQ
1. How does it work?
Customer evaluation of the operation is good.
2. What do your previous customers think of you?
They say, "Sincere, well-run.".
3. What is your company's main business?
Our company mainly engages in rechargeable source system solutions in various fields.
4. Where can I get the price for your battery?
We will offer you the quotation within 24 hours of receiving your inquiry.
5. What advantages does your company have?
Professional experience; Complete Quality Control System; Required Certifications; After Sales Service
Why choose us?
- We are committed to innovation and continuous improvement, regularly updating our Portable Power Station Battery products to meet the evolving needs of customers.
- The essential requirement of our goal is to achieve first-class new product research and development capabilities, the most advanced and reasonable management process, and the most complete product varieties and specifications.
- Our Portable Power Station Battery items are backed by a team of experienced customer service representatives who are ready to assist customers with any questions or concerns.
- We strive to accelerate the adjustment of industrial structure and adapt to the changing trend of demand structure.
- Our Portable Power Station Battery products come with a range of built-in safety features, ensuring that customers can use them with confidence.
- We adhere to the spirit of "service and hard work" and the principle of "integrity and innovation". We are committed to providing 500W Emergency Power Supply and services to meet the needs of different users.
- We are proud of our outstanding customer support, providing assistance to clients for all their Portable Power Station Battery needs.
- We implement multiple quality supervision of manufacturers, merchants, and users to provide customers with professional and standardized services.
- We are dedicated to providing top-quality Portable Power Station Battery products that meet and exceed customer expectations.
- Our company has gone through three stages of development: from local operation to national operation, then to inward internationalization, and finally to realize the path of internationalization of professional market.
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