Humsienk 12V 280Ah LiFePO4 Battery

• High Performance: The Humsienk LiFePO4 battery offers a 280Ah capacity and standard voltage of 12.8V. With A+ grade cells, it boasts an impressive lifespan of up to 15,000 cycles. SDS/UN38.3/FCC/CE/ROHS certifications ensure its quality and safety.

• Built-in BMS Protection: This lithium batteries features a built-in 100A BMS protection plate that automatically disconnects if the discharge current exceeds 300±50A, providing enhanced safety.

• Compact Design: Measuring 15.12 x 7.64 x 9.76 inches (38.4 x 19.4 x 24.8cm) and weighing 57.3lbs(5.2kg), our battery maximizes energy density while maintaining its performance. Its compact form factor saves space and offers installation flexibility.

• Temperature Resilience: Operating smoothly from -4°F (-20°C) to 158°F (70°C), the battery includes automatic power-off below -4°F (-20°C) for added protection and longevity.

• Series or Parallel Connection: Easily connect up to 4 batteries in series or parallel, achieving a total capacity of up to 57.34kWh. Customize your power solution to suit your needs.

• Perfect Fit: Designed to seamlessly fit the battery box, our 280Ah LiFePO4 battery eliminates the need for a larger box, simplifying installation.

• 5-Year Warranty & Support: We prioritize your satisfaction. Reach out to us for any questions or concerns. Our products come with a 5-year warranty for your peace of mind.

At Humsienk, we are committed to providing our customers with a smooth, efficient, and safe shipping experience.

Shipping Methods and Time

We offer two shipping methods to meet your needs, whether you're ordering a single battery or bulk quantities. All shipping is processed through reliable carriers, including UPS Ground & FedEx .

• Processing time: 1-2 business days
• Shipping time: 2-5 business days

The shipping will delay for some objective or uncontrolled reasons. We will notice our customer ahead for delays.

Please read our shipping policy page for more details. 

Contact Us

If you have any questions or concerns about shipping, delivery, or the handling of your order, please don’t hesitate to reach out to our customer support team:

• Email: service@humsienk.com
• Phone: (+86)755 3452 3348

30-Day Return Policy

We want you to be completely satisfied with your Humsienk purchase. That's why we offer a hassle-free 30-day return policy.

Refunds:

Once we receive your approved return, we'll inspect the item and issue a full refund within 3 business days to your original payment method. Processing times by your bank or credit card company may apply.

Order Cancellation:

We typically process orders within 1-2 business days. To cancel an order, contact us as soon as possible at service@humsienk.com.

If the order has already shipped, we'll process a refund within 3 business days of receiving the returned product.

Contact Us:

For questions about our return policy or to initiate a return, please contact us at service@humsienk.com.

Tips: Please read our Return and Refund policy page for more details.