Shenzhen Yunfan Power Technology Co., Ltd.
                                                                                                           
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13 Years
Since 2013
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YUNFAN 26650 3.2V 3400mAh Cylindrical Battery Cell for Extreme Temperatures -50°C to 60°C

Price Negotiable
Price: Call for pricing
MOQ: 1000 Pieces
Delivery Time: 14Days
Brand: YUNFAN
Product Description
Product Overview

YUNFAN YF-ky003 26650 cylindrical battery cells deliver exceptional performance across extreme temperature ranges from -50°C to 60°C. These 3.2V 3400mAh lithium-based cells are engineered for demanding applications where reliable power is critical.

Key Features
  • Enhanced lithium chemistry optimized for extreme temperature stability
  • Superior durability withstanding thermal stress without performance degradation
  • Consistent energy output and reliable performance across temperature variations
  • Excellent low-temperature discharge performance: -40°C 3C discharge to 2.0V capacity ≥89%
Technical Specifications
Parameter Specification
Battery Size Φ26 × 65mm
Nominal Voltage 3.2V
Capacity 3400mAh
Discharge Cut-off Voltage 2.0V
Maximum Discharge Current 10.2A
Standard Discharge Current 3400mA
Maximum Charging Current 10.2A (ambient temperature >0°C)
Charging Temperature Range -30°C to 60°C
Discharging Temperature Range -50°C to 60°C
Application Areas
  • Aerospace: Power supply for spacecraft operating in extreme environments with high temperature adaptability requirements
  • New Energy Vehicles: Solves battery performance degradation in low-temperature environments, supporting EV adoption
  • Internet of Things: Ideal power source for IoT devices operating in diverse environmental conditions
  • Industrial Equipment: Petroleum exploration, mining equipment, intelligent instruments requiring stable power
  • Additional Applications: Communication equipment, military applications, outdoor equipment, and other demanding fields
Certifications & Compliance

MSDS and UN38.4 certified, ensuring international safety standards and regulatory compliance for transportation and usage.

Product Image
YUNFAN YF-ky003 26650 3.2V 3400mAh cylindrical battery cell for wide temperature applications
Frequently Asked Questions
What is the brand and model of these battery cells?
YUNFAN YF-ky003 cylindrical battery cells
Where are these batteries manufactured?
Manufactured in Dongguan, China
What certifications do these batteries have?
MSDS and UN38.4 certifications for safety and transportation compliance
What is the minimum order quantity?
Minimum order quantity is 1000 pieces
What is the delivery time?
Standard delivery time is 14 days
What payment methods are accepted?
T/T bank transfer and PayPal
What is the monthly production capacity?
Supply capacity of 10,000 units per month

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Yunfan Power Technology Co., Ltd.
Location Room 506, Building B12, Yantian Industrial Zone, Yintian Community, Xixiang Street, Bao 'an District, Shenzhen,China
Contact Person Chen

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