Popular SK 3.7V 55Ah Rechargeable AA Battery

Get the best deal on the SK 3.7V 55Ah rechargeable battery. Perfect for home solar storage systems with direct-from-the-factory prices. This reliable battery offers high performance and is cost-effective. Contact us today for a quote! Power your home efficiently and sustainably.

Best-Selling SK 3.7V 55Ah Rechargeable Battery – Factory Direct for Solar Energy Storage
Grade A New NMC Cells, Premium Quality;
100% Inspection and Secure Packaging, 2-Year Warranty

Battery Model:
NMC-55NP

Battery Type:
Prismatic NMC Rechargeable Battery

Main Specifications:

The main specifications are detailed below:

  • Nominal Voltage: 3.7V
  • Nominal Capacity: 55Ah
  • Charging Voltage: 4.2V
  • Discharge Cut-off Voltage: 2.75V
  • Max Charging Current: 1C
  • Max Discharging Current: 3C
  • Internal Resistance: ≤ 0.8mΩ
  • Charging Temperature: 0~45°C
  • Discharging Temperature: -20~55°C
  • Storage Temperature: -20~35°C
  • Cycle Life: ≥ 2000 Cycles
  • Battery Size: 10×100×355mm
  • Battery Weight: 0.75kg
  • Warranty Period: 2 Years

Frequently Asked Questions (FAQ):

  1. Can I order a battery sample?
    Yes, sample orders and mixed samples are welcome.
  2. Do you sell second-hand batteries?
    No, all our batteries are brand new.
  3. Do the batteries come with busbars and bolts?
    Yes, the batteries are equipped with one busbar and two bolts. We also provide customization options, including laser-welded studs or laser-welded nuts.
  4. Do you test each battery before shipping?
    Yes! We test the voltage and internal resistance of each battery before shipping.
  5. What is the lead time for an order?
    Most items are in stock, with a preparation period of 2-7 days.
  6. How to place an order?
    Please contact us and inform us of your requirements, and we will provide a complete quotation for your reference. DDP (Delivered Duty Paid) shipping is available. We also offer Alibaba Trade Assurance orders.

Brand Name: KHZH

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