300wh Solar Charger AC DC Energy Power Supply UPS Portable Outdoor Electricity System
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Product Highlights
- High Capacity Battery: Samsung A-class lithium battery with 296Wh/80000mAh capacity.
- Multi-Mode Charging: Supports solar (18V 20-200W), AC (100-240V), and car adapter charging.
- Versatile Output Ports: Includes AC, 12V DC, USB, and 45W Type-C ports for various devices.
- Comprehensive Protections: Features over-current, over-discharge, over-voltage, and short-circuit protection.
- Customizable Options: Color, logo (OEM), and output jack types are customizable.
- Long Battery Life: Maintains 80% power capacity after 8 years of use.
- Portable Design: Lightweight (9.9kg) and compact size for easy outdoor transport.
Product Attributes
- Customization
- Available
- Condition
- New
- Certification
- ISO, CE
- Model NO.
- JT-UA300
- Application
- Home, Industrial, Commercial
- Specification
- Normal, CE, ROHS
- Solar Panel
- 18V/60W
- Lithium Battery
- 11.1V/30ah
- Output Ports
- 220V*2PCS,12V*4PCS, USB*4PCS
- Accessories
- 4PCS 3W LED Lamp with 5m Wires, Mobile Phone Con
- Charging and Energy Indicator
- LED Indicator to Display The Energy Level
- Color
- Optional
- OEM
- Logo Can Be Printed
- Warranty
- 2 Years
- Life-Time
- 80% Power After 8 Years
- 15W Fans
- Optional
- Transport Package
- Color Box, Carton and Pallets
- Trademark
- JUST
- Origin
- China
- Production Capacity
- 10000PCS/Month
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Product Description
NAME:300Wh solar power system
Specification:
Three Charging method(input):
solar charger:18V40W(20W-200W solar charger are optional),
AC 100V~240V 300W ,Car adaptor QC3.0 18W;
Output:
AC 100V~260V 50Hz/60Hz, Pure sine wave inverter 300W;
USB output: 5V/2,4A*3pcs
Type-C output:1pc*45W;
12V DC output:12V/5A*2pcs;
Car cigarette lighter:12V/10A;
System LED lighting 3W with SOS;
3.Battery capacity: A class in quality, Brand "Samsung",296Wh/80000mAh, 11.1V/26Ah
Product size/N.W/Color:200*294*146mm/9.9KG/Optional
More product details:
Please refer to "Production Instruction Sheet"
Parameter table
| Lithium battery | 11.1V 26Ah 296Wh/80000mAh |
| Temperature Protect | ≤80ºC |
| Overload protect | ≤5000W |
| Output Voltage | AC110-260V, DC5V-20V |
| Efficiency | ≥96% |
| Output wattage | Rate 300W Peak 1000W |
| Inverter | Pure Sine Wave 300W |
| THD | ≤5% |
| AC input | AC100V -260V 50Hz/60HZ 300W |
| DC input Parameter | 12V,5-16A, MPPT controller/BMS |
| UPS reaction time | ≤5ms |
| DC output | 12V/5A*2pcs,Car QC3.0*18W*1pc |
| USB output | 5V/2.4A*3pcs,Tpye-C*1pc-45W |
| AC charging time | ≤8h |
| Solar panel | 18V 20-200W |
| Full energy voltage | 12.5V±0.1V |
| LED lamp power | LED lighting 3W/SOS function |
| Car cigarette lighter | 12V/10A |
| N.W /Size (L×W×H) |
3.5kg /175*140*115mm |
| Color | Silver, black, other colors optional |
package
| No. | Name | Quantity |
| 1 | UPS system | 1 |
| 2 | AC wire | 1 |
| 3 | Solar connector | 1 |
| 4 | Instruction + warranty card | 1 |
| 5 | LED lamp 12V 3W(optional) | 1 |
| 6 | Solar panel18V 20-200W | 1 |
| 7 | Other output wires(optional) | 1 |
Product characteristics
- Fashion design, exquisite appearance, easy to carry.
- Light weight, small volume and high capacity, 1/10 weight, 1/20 volume, 20 times capacity and 5 times life of the same kind of products.
- Supporting 5V,12V,20V 100V/110V/220V/230V/240V AC output, output jack type can be designed according to the power demand of each country.
- Five major protections (over-current protection, over-discharge protection, under-voltage and over-voltage protection, over-power protection and over-charge protection) are safer to use.
- A variety of charging modes can keep you away from the trouble of no power supply, which combines municipal electricity, solar energy and on-board charging. It can be used as power supply for notebook and outdoor camping, emergency rescue and disaster relief occasions.
Product Photos

Product Instruction
The world's first lightest, exquisite-looking online pure sine wave UPS standby power supply system, with built-in large capacity lithium batteries. This product adopts high frequency circuit design, It has the advantages of small size, light weight and high conversion efficiency. Discard the disadvantages of traditional UPS power supply such as bulkiness, low conversion efficiency and inconvenience to move. It can be used as on-line UPS power supply and outdoor emergency standby power supply. It has a wide range of applications.
Product built-in imported lithium batteries, Total capacity up to 3000Wh; With all DC output ports, USB and type-C, and universal AC output port, It can meet the needs of indoor medical equipment, small printers, various lamps, small fish tank heaters, notebooks and outdoor camping, photography, fire emergency, emergency rescue and disaster relief occasions to provide lighting and AC power supply. The product also has a solar charger, which can connect solar panels within 18V 200W to charge the product. Leading circuit design, all power devices are imported from the original. Advanced SMT and wave soldering manufacturing process, computerized monitoring and management of process, ensure high reliability and stability of products. It can provide you with continuous power supply. This product provides two kinds of output: AC and DC. Unique four USB output ports, output current up to 2A, to meet the charging and power supply requirements of more than 98% of digital products.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR172442". Items marked "" are certified.
Company Profile
Our name:
Shenzhen Just-Solar Co., Ltd
(Production Factory, Main for China domestic business)
Just Solars Industry Co., Ltd
(Production Factory, Main for overseas business)
Our Company Spirit:
We respect human rights, liberty, faith.
Our Product Spirit:
Never purchase poor material, never produce poor products, never output poor items, we take the responsibility with our product from produce till markets forever.
We give our markets solution in green power supply!
Reorganization: Nov. 11th, 2011, May 2ND, 2013
We manufacture and supply: Solar module, solar system, solar mobile power, solar charger bag, solar controller, solar street light, solar mobile charger, solar reading light, solar lighting series
Our obligation: We design, manufacture and provide products to meet the requirement of our customers in time, giving solution according our customers requirement, providing the updated information of markets, providing the updated products and price of our company, we assist our customer to arrange for shipment, to solve the problem in full process.
Our ability: We provide our products in our customers quality class, we have warranty period for each product, we design, research and develop, and manufacture solar products according to our customers requirement, and provide after-sale service and reasonable suggestion for solar products and the markets. We arrange for shipment in time under EXW, FOB, CIF, CFR, DDU, DDP or by air or express.
Our main customers: Shell, Geodrill, Newmont, Tullow, Heineken
About Our Factory & Business Background
- Address
- Building a B C, Jinmao Road, Guanlan, Longhua District, Shenzhen, Guangdong, China
- Terms of Payment
- LC, T/T, PayPal, Western Union
- International Commercial Terms(Incoterms)
- FOB, CFR, CIF, FAS, DDP, FCA, EXW
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- SHEN ZHEN
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2004-05-05
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What is the battery capacity and type?
- It uses an A-class Samsung lithium battery with a capacity of 296Wh/80000mAh and 11.1V/26Ah.
- What are the charging methods supported?
- The system supports three charging methods: solar charger (18V, 20W-200W optional), AC input (100V-240V), and car adapter (QC3.0 18W).
- What output ports are available?
- It features AC output (100V-260V), 12V DC output (2pcs), USB output (3pcs 5V/2.4A), and Type-C output (1pc 45W).
- Is the color customizable?
- Yes, the color is optional. Standard options include silver and black, with other colors available upon request.
- What is the warranty period?
- The product comes with a 2-year warranty.
- What are the safety protections included?
- It includes five major protections: over-current, over-discharge, under-voltage, over-voltage, and over-power protection.
- Can the logo be customized?
- Yes, OEM service is available, and the logo can be printed on the product.
- What is the battery lifespan?
- The battery is designed to retain 80% of its power capacity after 8 years of use.
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