To Make Lithium Batteries Fuel Global Carbon Neutrality!
To Make Lithium Batteries Fuel Global Carbon Neutrality!

Back-up Power Station 12.8V 40AH

Portable Power Bank Battery

Back-up Power Station 12.8V 40AH

Standard Type
Model : JLB-P-H1KB
  • Wireless fast charging fundtion(10w fast wireless charge).
  • LED lighting
  • Lithium iron phosphate (LiFePO4) chemistry , which can run more than 3000times cycle life.
  • Super safe lithium iron phosphate (LiFePO4) chemistry reducing the risk of explosion or combustion due to high impact, over-charging or short circuit situation.
  • BMS enhanced design balances the battery cells, optimizing battery performance.
  • Battery Management System (BMS) controls the parameters of the battery to provide optimum safety by protecting against over-charging and over-discharging.
  • Portable and lightweight for on-the-go power.
  • High capacity and fast charging for extended device usage.
  • Versatile compatibility with a wide range of devices.
  • Advanced safety features for worry-free charging.
  • LED power indicator for easy battery level monitoring.
  • Durable construction for long-lasting reliability.

Battery Pictures

Portable Power Bank BatteryPortable Power Bank BatteryPortable Power Bank BatteryPortable Power Bank Battery
Portable Power Bank Battery
  • Nominal Voltage 12.8V
    Nominal Capacity 40Ah
    Energy 512Wh
    Net Weight 5.4kg
    Dimensions ( L x W x H ) 200*176*146mm
    Nominal Charge Current 20Amp
    Nominal Peak Charge Current 40Amp-Continuous
    Nominal Discharge Current 40Amp
    Nominal Peak Discharge Current 120Amp-Below 3 seconds
    Communication RS232,RS485,CAN
    Cycle Life 80% capacity remained at 100% DOD after 3000 cycles
  • Q1: Can I order JLB-P-H1KB samples first and then purchase in bulk?
    A1: Absolutely, testing samples before a bulk purchase is supported and understood as crucial.

    Q2: Is JLB-P-H1KB in stock? When can it be shipped?
    A2: If no customizations like Bluetooth or heating are needed, they’re usually in stock and can be shipped within 3-5 days.

    Q3: What is the MOQ for customizing JLB-P-H1KB?
    A3: There’s no MOQ for simple customizations. For more complex ones, the minimum is 5-10pcs.

    Q4: What does the JLB-P-H1KB packing list include?
    A4: It includes a standard UN box, foam pieces, pole rubber sleeves, screws, warranty card, and a certificate.

    Q5: How do you arrange shipping and how soon can I receive it?
    A5: We offer DDP service and partner with regular forwarders. Sea shipping takes 30-40 days, air freight 6-10 days.

    Q6: What trade terms are accepted?
    A6: We typically use FOB, CIF, and DDP, with DDP for small quantities and CIF for full container shipments.

    Q7: What are the payment terms?
    A7: 100% upfront for samples. For bulk orders, 50% advance, balance before shipping.

    Q8: What’s the process for customization?
    A8: Email responses within 6 hours. Preliminary plan and quote within 10-15 days after initial 3-5 day discussion. Customization and sample production start within 25-30 days, with a 20-25 day sample production cycle.

    Q9: Can I print my logo on the product?
    A9: Yes, inform us before production and confirm the design first.

    Q10: What’s the cycle life of the battery?
    A10: Over 2500 cycles at 80% DOD, equating to about 6.8 years at 1 cycle per day.

    Q11: Can I add Bluetooth, a monitor screen, GPS, Wi-Fi, RFID?
    A11: Certainly, please specify your needs in advance.

    Q12: Can the batteries be hooked up in series or parallel for use?
    A12: Yes, different connections can be made based on different scheme configurations.

    Q13: Does JLB-P-H1KB have cell balance?
    A13: It comes with passive balance by default, with an active balance option available.

    Q14: What’s the waterproof degree of JLB-P-H1KB?
    A14: IP65 rated.

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Product Features

Justlithium™ focuses on delivering lithium-ion battery packs with innovative design, practicality, and reliability. We prioritize functional design and user experience, striving for excellence in every product.

Hearting Module

Our heating module ensures safe battery charge and discharge in extreme cold conditions.

Rich Accessories

Each product includes warranty cards, instructions, essential wires, and secure packaging.

Laser Welding

Laser welding technology in our battery packs stabilizes copper bars, ensuring durability under complex road conditions.

IP67 Waterproof

Our products are IP67 waterproof rated, ideal for outdoor use and everyday home installations, ensuring resilience against rain.

Smart BMS

Our battery packs feature an integrated high-performance BMS for safe operation, with options for GPS, heating, and communication modules.

Strong Scalability

Equipped with high-voltage MOS tubes, our battery packs support up to 4-series or 4-parallel connections, with an optional active balancing BMS.

Relative Products For This Catalog

Use our directory to effortlessly navigate to the desired Solar LiFePo4 Battery capacity by dragging the picture. Justlithiumbattery© offers these batteries in a range of capacities, suitable for various applications such as solar energy systems, RVs, trailers, campers, marine environments, and yachts. Options for customization include Bluetooth, heating, communication modules, switches, and different casings, along with waterproofing capabilities.

Battery Application Scenarios

Lithium-ion batteries, essential for modern industry and daily life, stand out for their high energy density, long life cycle, no memory effect, and deep discharge capacity. Below are key application scenarios

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