Tech Details:

• capacity: 614.4v200ah(122.8Kwh)
• size:724*957*1280mm
• weight:990kgs
• charge voltage:691.2v
• discharge cut-off voltage:≥550v
• standard discharge current:100a
• standard charge current:100a
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I. Upgraded Safety Protection System

1. Military-Grade Protective Structure
   ✔ 6-sided powder-coated steel shell (1.5mm thickness) with IP67 certification
   ✔ Resists 9J impact energy (exceeds GB/T31467.3 national standard by 20%)
   ✔ Explosion-proof pressure relief valve design (burst pressure ≥35kPa, UL1642 certified)
   ✔ UV-resistant coating (no cracks after 3,000-hour xenon lamp aging test)
   ✔ Modular stacking design (saves 40% installation space vs. traditional structures)

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3. 5-Level Circuit Protection System
   ◆ Industrial-grade magnetic circuit breaker (response time ≤0.02s)
   ◆ Quadruple electronic safeguards: overcharge/over-discharge/short-circuit/overcurrent
   ◆ Temperature gradient monitoring (-40℃~85℃ dynamic adjustment)
   ◆ Dual-backup MOSFET control (failure rate reduced to 0.01‰)
   ◆ Triple international certifications: CE + RoHS + FCC

4.  

II. Precision Manufacturing Technology

1. Cell Integration Process

• Fully automated CNC laser welding (positioning accuracy ±0.05mm)

• 99.99% welding pass rate (100% helium mass spectrometer leak detection)

• Multi-bending tab design (cycle life exceeds 5,000 cycles)

• Dynamic cell grouping (voltage deviation ≤5mV, internal resistance difference ≤0.5mΩ)

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2. Smart BMS
   ■ 3-level balancing strategy (active balancing current up to 2A)
   ■ Dual SOC/SOH algorithms (accuracy ±1%)
   ■ 200ms fault self-diagnosis system
   ■ Supports CAN/RS485 communication protocols

III. Visualized User Interaction

1. Smart Energy Management System
   ▶ 2.4-inch industrial LCD (500 cd/m² sunlight-readable brightness)
   ▶ 4D power display (percentage/voltage/remaining runtime/health status)
   ▶ Tri-color warning indicators (Green >30%/Yellow 10-30%/Red <10%)
   ▶ Bluetooth 5.0 wireless monitoring (historical data tracking via app)

2. 

3. Scenario-Based Power Management
   ✓ Smart sleep mode (standby power ≤0.1W)
   ✓ Emergency power mode (95% reserved energy forced release)
   ✓ Charging strategy memory (auto-adapts to fast/slow/solar charging)

IV. Market-Verified Performance
● UN38.3 air transport safety certified
● ≥80% capacity retention after 2,000 cycles
● 99.2% mass production pass rate (CPK ≥1.67)
● 0.18% user-reported failure rate (industry average: 1.5%)
● 12 core patents granted (including 2 invention patents)

Technical Highlights Extension

1. Cost Optimization

• 85% structural component standardization rate

• Assembly time reduced to 4.5 minutes/unit

• Logistics flexibility (supports vertical/horizontal mixed stacking)

2. Scenario-Specific Solutions
   ▷ Outdoor energy storage: -30℃ low-temperature self-heating function
   ▷ Medical equipment: Pure sine wave output (THD <3%)
   ▷ Base station power supply: Compatible with 48V/72V parallel systems

HOW MUCH DOES SHIPPING COST?

Shipping costs vary depending on the shipping destination and the number of items that you purchase. You can get a calculation of your exact shipping charges by adding items to your cart, proceeding to checkout, and entering your mailing address. The shipping cost will automatically update and display in your total costs.

WHERE DO WE DELIVER?

We provide worldwide shipping.

HOW LONG WILL IT TAKE FOR THE BUYER TO RECEIVE THEIR ORDER?

On average, merchandise is produced and shipped from our facility 5-7 business days after purchase. Standard shipping/transit times apply (5-10 days for domestic and 7-15 days for international).

CAN THE ORDER BE DELIVERED TO MULTIPLE ADDRESSES?

We do not offer the shipment to multiple addresses for a single order. If you would like items delivered to multiple addresses, please place those orders separately.

DO YOU OFFER DELIVERY TO PO BOXES OR MILITARY APO/FPO ADDRESSES?

Yes, we can send shipments to PO Boxes and Military APO/FPO addresses.

WILL I BE CHARGED VAT TAXES?

Items shipping internationally from the US are shipped DDU (Delivered Duty Unpaid) and we do not collect VAT (Value Added Taxes). All taxes, duties, and customs fees are the responsibility of the recipient of the package.

Depending on the receiving country, your package may incur local customs or VAT charges. We recommend contacting your local customs office for more information regarding your country's customs policies.

• If you're not 100% satisfied, let us know and we'll make it right.
• We strive to provide you with the best shopping experience possible. If for any reason you are not satisfied with your purchase, you can return it within 7 days of the delivery date for a refund or exchange.
  • To be eligible for a return or exchange, your item must be unused and in the same condition that you received it. It must also be in the original packaging.
  • Please note that certain items, such as personalized or custom-made products, are not eligible for returns or exchanges.
  • If you have any issues with your product, please contact us at 1078417052@qq.com and we will do our best to resolve the issue.
  • All products sold on come with a 7 day warranty against defects in materials and workmanship. If you believe your product has a defect, please contact us and we will be happy to help you.