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Focus On Solving Lithium Battery Pack Management Technology, A Industry Leader Since 2015 - Huawen.

-40℃~80℃ Wide Temperature Rank Battery Cell USB DC Mini UPS Portable Power Bank 1
-40℃~80℃ Wide Temperature Rank Battery Cell USB DC Mini UPS Portable Power Bank 2
-40℃~80℃ Wide Temperature Rank Battery Cell USB DC Mini UPS Portable Power Bank 3
-40℃~80℃ Wide Temperature Rank Battery Cell USB DC Mini UPS Portable Power Bank 4
-40℃~80℃ Wide Temperature Rank Battery Cell USB DC Mini UPS Portable Power Bank 5
-40℃~80℃ Wide Temperature Rank Battery Cell USB DC Mini UPS Portable Power Bank 6
-40℃~80℃ Wide Temperature Rank Battery Cell USB DC Mini UPS Portable Power Bank 1
-40℃~80℃ Wide Temperature Rank Battery Cell USB DC Mini UPS Portable Power Bank 2
-40℃~80℃ Wide Temperature Rank Battery Cell USB DC Mini UPS Portable Power Bank 3
-40℃~80℃ Wide Temperature Rank Battery Cell USB DC Mini UPS Portable Power Bank 4
-40℃~80℃ Wide Temperature Rank Battery Cell USB DC Mini UPS Portable Power Bank 5
-40℃~80℃ Wide Temperature Rank Battery Cell USB DC Mini UPS Portable Power Bank 6

-40℃~80℃ Wide Temperature Rank Battery Cell USB DC Mini UPS Portable Power Bank

Model: OL Wide Temp Mini UPS Seires
Capacity: 14.8Wh-310.8Wh
Color: Black/White
Customizable input: 8.4V/12.6V/25.2V 5521DC
Customizable output:  5V/9V/12V/24V Constant Voltage or Wide Range Voltage
Indicator light: White LED
Place of origin: China
MOQ: 100set
Customizable battery capacity/voltage/current
Customizable brand/LOGO
Customizable packaging method
Package accessories:
1pcs DC Charger
1pcs DC Y-Cable: 1 Female to 2 Male

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    OL3/OL4/OL5 Wide Temperature Range Series

    TECHNICAL SPECIFICATION

    Model OL3-USB21LT  OL3-DC21LT OL3-USB31LT OL3-DC31LT OL4-632LT OL4-6111LT OL5-1234LT OL5-2438LT OL5-1262LT OL5-2464LT
    Input 8.4V2A 55*21DC 12.6V2A 55*21DC 12.6V2A 55*21DC 25.2V1A55*21DC 12.6V2A 55*21DC 25.2V1A 55*21DC
    Output USB 5V2A  5V/9V/12V CV DC USB 5V2A  5V/9V/12V CV DC USB 5V2A 
    5.5V ~ 8.4V/2A  WRV 55*21DC 8.25V ~ 12.6V/2A  WRV 55*21DC 8.25V~12.6V/3A WRV 55*21DC 16.5V~25.2V/3A WRV 55*21DC 8.25V ~ 12.6V/4A  WRV 55*21DC 16.5V ~ 25.2V/3A  WRV 55*21DC
    Output power(Max) 18W 24W 36W 60W 60W 90
    Battery type 18650 Lithium-ion: MOLICEL-[2800mAh/3000mAh/3500mAh], YUECHENG-[2000mAh/2900mAh]
    Nominal voltage 7.4V 11.1V 11.1V 22.2V 11.1V 22.2V
    Battery qty 2 3 6 12 24 12 24
    Rated capacity (option) 14.8Wh ~ 25.9Wh 22.2Wh ~ 38.85Wh 44.4Wh ~ 77.7Wh 88.8Wh ~ 155.4Wh 177.6Wh ~ 310.8Wh 88.8Wh ~ 155.4Wh 177.6Wh ~ 310.8Wh
    Protection Over-charge, Over-discharge, Over-current, Overload, Over-temperature and short circuit
    LED indicator light

    1 LED lights up at 0%~25%

    2 LEDs light up at 26%~50%

    3 LEDs light up at 51%~75%

    4 LEDs light up at 76%~100%

    1 LED lights up at 0%~20%

    2 LEDs light up at 21%~40%

    3 LEDs light up at 41%~60%

    4 LEDs light up at 61%~80%

    5 LEDs light up at 81%~100%

    Operating temperature Charging: 0°C to 60°C
    Discharge: -30°C to 60°C for all models, with some supporting -40°C to 80°C
    Storage temperature -20℃~65℃
    Relative humidity 10% - 90% RH
    Dimension 3.94×2.38×0.51 inch / 100×60.5×23 mm 5.83×3.33×1.10 inch / 148.0×84.5×28 mm 9.06×3.94×1.65 inch / 230×100×42 mm
    N.W.  150g 190g 390g 875g 1500g 875g 1500g
    Accessory

    1pcs 8.4V2A DC Charger

    1pcs 1meter DC Cable

    1pcs 12.6V2A DC Charger

    1pcs 1meter DC Cable

    1pcs 25.2V1A DC Charger

    1pcs DC Y-Cable: 1 Female to 2 Male

    1pcs 12.6V or 25.2V1A DC Charger

    1pcs DC Y-Cable: 1 Female to 2 Male

     

    Wide Temperature Range Series

    The OL3/OL4/OL5 built-in lithium battery pack supports a wide temperature operating range of  -40℃~80℃ (partially supports -30℃~60℃), adapts to extreme high and low temperature environments, and meets the needs of special scenarios such as outdoor and industrial.


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    Core features

    High energy density: Adopts high-performance lithium battery pack with high energy density, compact size, easy to carry and install.

    Multiple output interfaces: Provides DC output interface, and some models are also equipped with 5V2A USB-A port to meet the power supply needs of various devices.

    High power output: The maximum power supports 90W, which can provide sufficient power for high-performance devices.

    Large capacity battery: The battery capacity is up to 310.8Wh, with long battery life, meeting the needs of long-term power supply.

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    Questions About Product

    Our in-house designers and engineers have produced countless great designs for customers from different industries

    1
    What scenarios is this wide-temperature UPS series suitable for?
    Designed for extreme environments, this product supports a wide temperature range of -40°C to 80°C (some models: -30°C to 60°C). It is ideal for outdoor, industrial, and specialized scenarios, such as field communication equipment, low-temperature storage monitoring, and high-temperature workshop instruments.
    2
    What are the key differences between OL3/OL4/OL5 models?
    * OL3 Series: Compact and portable, with a maximum power of 36W and capacity of 14.8Wh~77.7Wh. Suitable for small devices (e.g., routers, cameras). * OL4 Series: Medium power (up to 90W) and large capacity (up to 310.8Wh). Ideal for mid-sized devices (e.g., industrial PCs, portable servers). * OL5 Series: Ultra-large capacity (up to 310.8Wh) and multi-interface support. Designed for high-performance devices requiring long-term power (e.g., outdoor base stations, medical equipment).
    3
    What output interfaces are available? Can it power multiple devices simultaneously?
    * Interfaces: Standard DC output port (5521mm or 5525mm). Some models include a 5V2A USB-A port. * Multi-device support: Compatible with DC Y-Cables (splitter cables). Certain models can power 2 devices simultaneously (confirm specific model configurations).
    4
    How long does the battery last?
    * A 310.8Wh model powers a 10W device for ~31 hours. * A 60W device would run for ~5 hours.
    5
    Does the product support charging in low temperatures?
    Charging temperature: 0°C~60°C. Discharging temperature: -30°C~60°C (some models support -40°C~80°C). While discharging works in low temperatures, charging must occur within the allowed range.
    6
    What safety protections are included?
    All models feature multi-protection: Over-charge, over-discharge, over-current, overload, over-temperature, and short-circuit protection.
    7
    How does the LED indicator display remaining battery?
    * OL3 Series: 4-level display (0%~25%/26%~50%/51%~75%/76%~100%). * OL4/OL5 Series: 5-level display (0%~20%/21%~40%/41%~60%/61%~80%/81%~100%).
    8
    Is customization supported?
    Yes. Custom voltage, current, capacity, packaging, and LOGO are available. Contact our support team for details.
    9
    What accessories are included?
    Standard package includes a DC charger and cable. Some models include a DC Y-Cable. Check the product page for specifics.
    10
    How to choose the right model?
    * Low-power devices (e.g., sensors): OL3 Series. * Medium/high-power devices (e.g., industrial PCs): OL4 Series. * Extended runtime needs (e.g., outdoor stations): OL5 Series.
    11
    What is the warranty period?
    This product series comes with a 1-year limited warranty, valid from the date of purchase. The warranty covers manufacturing defects and material issues.
    We are looking forward to get more cooperation
    Our team provides excellent customer service and support
      24*7 fast response
    ●  Provides technical assistance
    ●  After-sales support
    ●  Delivery time for sample orders is 15-25 days
    ●  Delivery time for bulk orders is 25-30 days
    Get in touch or visit us
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    +86-15992786791
    Dongguan Huawen New Power Co., Ltd.

    Dongguan Huawen New Power Co., Ltd. is a professional lithium batteries manufacturer integrating R&D, production and sales. The company was established in 2015 and is located in Dongguan City, GUA.

    Contact with us
    Contact person: Olina Chang
    WhatsApp:0086-15992786791
    Add:
    Songhu Yungu Dalang Innovation Industrial Park, No. 388, Yangxin Road, Yangchong Village, Dalang Town, Dongguan City, GUA , China
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