Vapcell Q2S C Type-C Battery Charger
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PRODUCT DETAILS
Vapcell Q2S-C Dual-Slot USB-C Battery Charger
Dual independent slots · USB-C input · 1A × 2 constant current · Auto-stop · Reverse-polarity protection · Supports 18650, 21700 & more · Compact & portable.
The Vapcell Q2S-C is a compact dual-slot battery charger designed for safely and efficiently charging a wide range of 3.6V/3.7V Li-ion and IMR batteries — including 18650, 21700, and over 20 other compatible sizes. USB-C input, 1A × 2 independent constant current charging, automatic stop charging, reverse-polarity protection, and over-charge/discharge protection make it a dependable everyday charger for home, work, or travel. Batteries are not included. Browse our full Vape Batteries & Chargers Wholesale range for compatible cells.
Key Features
🔌 USB-C Input
USB-C charging port (DC 5V 2A input) — modern, reversible connector compatible with standard USB-C power adapters and power banks for convenient everyday charging
🔋 Dual Independent Charging Slots
Two independent charging slots each delivering 1A constant current — charge two batteries simultaneously without either slot affecting the other’s charging performance
⏹️ Automatic Stop Charging
Automatically stops charging when the battery reaches full capacity (cut-off at 4.2V ±1%) — protects batteries from overcharging and extends cell lifespan
🛡️ Built-In Safety Protections
Over-charge protection, over-discharge protection, and reverse-polarity protection — three layers of safety that protect both the charger and the batteries being charged
🔏 Wide Battery Compatibility
Supports 3.6V/3.7V Li-ion and IMR cells across 20+ battery sizes including 18650, 21700, 20700, 18500, 26650, and more — diameter 10–26mm, length 34–72mm
💼 Compact & Portable
Lightweight and compact design — easy to carry for home, work, or travel use. A practical everyday charger that doesn’t take up unnecessary space
Compatible Batteries
Battery Types:
Compatible Battery Sizes:
Supported dimensions: diameter 10–26mm · length 34–72mm. ★ = most common vape battery sizes.
Compatible Batteries From Our Range
High-capacity high-drain 18650 cell — 3500mAh, 20A CDR, blue wrap
Reliable 18650 cell — 3000mAh, 15A CDR, gold wrap
High-drain 18650 cell from Molicel — popular for high-performance vaping
High-capacity 18650 cell — 3800mAh for maximum battery life
Browse all 18650 cells, 21700 cells, and chargers available for wholesale
Technical Specifications
| Brand | Vapcell |
| Model | Q2S-C |
| Charging Slots | 2 (independent) |
| Input Port | USB-C |
| Input Power | DC 5V 2A |
| Charging Current | 1A × 2 (constant current) |
| Cut-off Voltage | 4.2V ±1% |
| Compatible Battery Types | 3.6V / 3.7V Li-ion and IMR |
| Compatible Battery Sizes | 18650, 21700, 20700, 26650 + 16 other sizes |
| Supported Dimensions | Diameter 10–26mm · Length 34–72mm |
| Safety Features | Auto-stop, over-charge protection, over-discharge protection, reverse-polarity protection |
| Box Contents | 1 × Vapcell Q2S-C Charger, 1 × USB-C Cable, 1 × User Manual |
| Weight | 150g |
| Batteries Included | No — batteries sold separately |
Educational Guide: Battery Chargers for Vape Retail
Why Do Vapers Need a Dedicated Battery Charger?
Many regulated vape mods support USB charging via the device itself, but a dedicated external charger offers several advantages: it charges batteries faster, allows the mod to be used while batteries charge, extends battery lifespan by providing more controlled charging, and allows multiple batteries to be charged simultaneously. For customers who use high-drain 18650 or 21700 cells regularly, a dedicated charger is a practical and recommended accessory.
What Does Independent Slot Charging Mean?
Independent slot charging means each charging bay operates separately — the charging current and cut-off for one slot are not affected by what is happening in the other slot. This is important when charging two batteries of different capacities or charge states simultaneously, as each cell receives the correct charge profile without interference from the other.
What Safety Protections Does the Q2S-C Have?
The Q2S-C includes three key safety protections: automatic stop charging (cuts off at 4.2V ±1% to prevent overcharging), over-discharge protection (protects deeply discharged cells), and reverse-polarity protection (prevents damage if a battery is inserted incorrectly). These protections make it a safe and reliable choice for everyday use.
Why Stock a Charger Alongside 18650 Batteries?
Chargers and batteries are natural cross-sell products — customers buying 18650 or 21700 cells for the first time often need a charger, and existing battery users frequently need a replacement or upgrade. Stocking the Q2S-C alongside cells such as the Vapcell M35A and Vapcell K30 creates a complete battery solution that increases average basket value. Browse the full Vape Batteries & Chargers Wholesale range.
Frequently Asked Questions
How many batteries can the Q2S-C charge at once?
The Q2S-C has two independent charging slots and can charge two batteries simultaneously, each receiving 1A constant current independently.
What batteries is the Q2S-C compatible with?
The Q2S-C is compatible with 3.6V/3.7V Li-ion and IMR batteries across 20 sizes including 18650, 21700, 20700, 26650, and more. Supported dimensions: diameter 10–26mm, length 34–72mm.
What charging port does the Q2S-C use?
The Q2S-C uses a USB-C input port (DC 5V 2A). A USB-C cable is included in the box.
Does the charger stop automatically when batteries are full?
Yes — the Q2S-C automatically stops charging when the battery reaches the cut-off voltage of 4.2V (±1%), protecting batteries from overcharging.
What safety protections does the Q2S-C have?
The Q2S-C includes automatic stop charging, over-charge protection, over-discharge protection, and reverse-polarity protection.
Are batteries included?
No — batteries are not included. See our Vape Batteries & Chargers Wholesale range for compatible 18650 and 21700 cells.
What is in the box?
The box contains: 1 × Vapcell Q2S-C Charger, 1 × USB-C Cable, 1 × User Manual.
Can I buy the Q2S-C in bulk for wholesale?
Yes — the Vapcell Q2S-C is available for wholesale purchase. Please contact us directly for bulk pricing and availability.
⚠️ Important Safety Warning
Always use a charger rated for Li-ion cells. Never leave batteries charging unattended. Do not charge damaged, leaking, or visibly swollen batteries. Keep away from flammable materials during charging. 18650 and 21700 Li-ion batteries can be dangerous if charged improperly. By purchasing Li-ion charging equipment from London Vape Wholesale, the buyer assumes all associated risks. For wholesale enquiries, please contact us directly.