Samsung 40T 21700 4000mAh 30A Battery – Price in Pakistan, Features & Performance
The Samsung 40T 21700 4000mAh 30A Battery is a high-performance lithium-ion cell designed for advanced vaping devices, powerful box mods, and other high-drain electronics. Known for its reliability and power efficiency, this genuine Samsung battery is widely trusted by experienced vapers who demand stable output and long-lasting performance.
Product Overview
Built with a 4000mAh high-capacity design and a 30A continuous discharge rating, the Samsung 40T delivers an excellent balance of power, endurance, and safety.
It is suitable for both single-battery and dual-battery devices, ensuring consistent performance across long vaping sessions without voltage drops.
Technical Specifications
- Model: Samsung 40T
- Capacity: 4000mAh (nominal)
- Continuous Discharge: 30A
- Voltage: 3.6V nominal / 4.2V fully charged
- Size: 21700 format
- Terminal Type: Flat top
- Chemistry: Lithium-ion
- Brand: Genuine Samsung cell
Key Features & Benefits
🔋 High Power Output (30A Discharge)
Designed for sub-ohm vaping and high-wattage devices, delivering strong and stable current for demanding setups.
🔋 Large 4000mAh Capacity
Provides longer runtime per charge, reducing the need for frequent recharging compared to smaller 18650 batteries.
🔋 Stable & Reliable Performance
Ensures consistent voltage delivery, improving device efficiency and vaping experience.
🔋 Trusted Samsung Quality
Manufactured under strict quality control standards for safety, durability, and long lifespan.
Compatibility
The Samsung 40T 21700 battery is ideal for:
- High-wattage vape mods
- Regulated box mods
- Mechanical devices (with proper safety knowledge)
- Any device supporting 21700 cells
Safety Guidelines
To ensure safe usage and longer battery life:
- Use a proper lithium-ion smart charger
- Avoid overcharging or deep discharging
- Store in a protective battery case
- Keep away from heat, water, and metal contact
- Inspect regularly for damage or torn wrapping
⚠️ Replace immediately if the battery shows swelling, damage, or abnormal heating.
Why Choose Samsung 40T?
- 4000mAh long-lasting capacity
- Strong 30A continuous discharge
- Ideal for high-drain vaping devices
- Stable voltage output under load
- Trusted Samsung manufacturing quality
- Excellent balance of power + battery life
Final Verdict
The Samsung 40T 21700 4000mAh 30A battery is one of the most reliable high-drain cells available in the market. It offers powerful performance, long usage time, and strong safety standards—making it a top choice for advanced vapers and power users in Pakistan.
