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VEK-46120 90Ah – 35HP Cylindrical Sodium-ion Cell

High Performance for Heavy-Duty Cycles90AhRated Capacity3.1VNominal Voltage5000+ cyclesCycle Life-30℃~60℃Operating Temp

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Key Features & Advantages

What makes the 35HP the ideal choice for your application

Technical Specifications

Detailed parameters for the 35HP cylindrical sodium-ion cell

Basic Parameters

Model	VEK-46120-90Ah (35HP)
Size Code	46120
Diameter	46 ± 0.3 mm
Height	120 ± 0.5 mm
Weight	1950 ± 40 g
Casing Material	Nickel-plated Steel

Electrical Performance

Nominal Capacity	90Ah
Nominal Voltage	3.1V
Charge Voltage	3.65V
Discharge Cut-off	1.5V
Standard Charge	0.5C CC/CV
Max Continuous Discharge	1.5C (135A)
Peak Discharge (10s)	3C (270A)
Energy Density	158 Wh/kg
Impedance (AC 1kHz)	≤6 mΩ

Environmental Parameters

Charge Temperature	0℃ ~ 55℃
Discharge Temperature	-30℃ ~ 60℃
Storage Temperature	-20℃ ~ 45℃
Storage Humidity	<85% RH
IP Rating	IP67

Mechanical Parameters

Vibration Resistance	IEC 60068-2-6
Shock Resistance	IEC 60068-2-27
Drop Test	1.5m onto concrete

Certifications

Safety	CE, UL 1973, IEC 62619
Transport	UN38.3
Environmental	RoHS, REACH
Quality	ISO 9001 / ISO 14001

Product Structure

The 35HP features a precision-engineered cylindrical design with advanced internal architecture:
• **High-quality electrode winding** – Consistent tension for uniform current distribution
• **Multi-tab design** – Reduced internal resistance for high-rate discharge
• **Ceramic-coated separator** – Enhanced thermal stability and safety
• **Robust nickel-plated steel casing** – Corrosion-resistant and durable
• **Built-in CID & PTC protection** – Pressure and temperature safety mechanisms
• **Advanced electrolyte formulation** – Optimized for low-temperature performance

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Recommended Applications

The 35HP is ideal for the following applications

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