VAPCE 21700 Battery is a high-capacity lithium-ion cell designed for demanding vape mods and regulated devices. Delivering longer runtimes and strong current output, it’s ideal for power users and high-drain setups.

Key Features

Large Format 21700 Cell — 21 mm × 70 mm form factor for increased capacity vs 18650 cells
High Capacity (Approx. 4,000 – 4,200 mAh) — extended usage between charges
Continuous Discharge Rating ~ 25–35 A — suitable for sub-ohm / high-wattage vaping
Nominal Voltage 3.6 / 3.7 V — standard for vape mods and battery chargers
Flat-Top / Button-Top Option — depending on battery version for compatibility
Unprotected Li-ion Cell — intended for use in devices with built-in protection (or external battery management)

Specifications (Typical Range)

Capacity: ~ 4,000 mAh to 4,200 mAh
Continuous Discharge: ~ 25 A to 35 A
Maximum Voltage: 4.2 V (full charge)
Nominal Voltage: 3.6 / 3.7 V
Cutoff Voltage: ~ 2.5 V to 3.0 V (device-dependent)
Dimensions: 21 mm ± tolerance × 70 mm length

Wholesale & Retail Advantages

High Demand Accessory — battery replacement and upgrades are constant purchase drivers
Compatibility Appeal — many modern mods support the 21700 format, expanding your potential market
Premium Perception — higher capacity and discharge ratings help position as a quality offering
Bundle Opportunities — pair cells with chargers, wraps, or vape kits for upsell potential

Usage & Safety Guidelines

Always check your device supports 21700 cells before use
Use a dedicated Li-ion charger rated for 21700; never use cigarette-chargers or unsuitable devices
Inspect the battery wrap regularly; allow no tears or damage to the insulating sleeve
Never expose the battery to extreme heat or direct sunlight
Store batteries in a secured hard case when transported—no loose in a pocket or bag
Avoid over-discharge—stop using when voltage drops near device’s cutoff
Recycle or dispose of old batteries responsibly at approved collection points