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Molicel P28A 18650 Battery 2800mAh is a high-drain lithium-ion rechargeable battery built for devices that need strong current output, stable voltage, and reliable runtime. It suits vape mods, torches, RC devices, power tools, and battery pack projects.
Molicel P28A combines 2800mAh capacity, 25A to 28A continuous discharge, and a 35A maximum discharge rating. This balance makes it one of the most trusted 18650 cells for power-focused applications in the UK.
You should buy the Molicel P28A UK battery when your device needs a genuine high-drain 18650 cell with proven current handling. It gives stronger discharge performance than many standard 18650 batteries.
Here are the reasons to buy the Molicel P28A 18650 battery:
This battery targets users who care about output, safety, and authenticity.
| Specification | Details |
|---|---|
| Brand | Molicel |
| Model | INR18650 P28A |
| Battery Type | 18650 lithium-ion rechargeable battery |
| Chemistry | INR |
| Nominal Capacity | 2800mAh |
| Nominal Voltage | 3.6V |
| Typical Voltage | 3.7V |
| Max Continuous Constant Load | Up to 28A |
| Listed Continuous Discharge | 25A max continuous |
| Maximum Discharge Rate | 35A |
| Positive Terminal | Flat top / Button top / Tabs (depending on selection) |
| Protection | Non-protected |
| Rechargeable | Yes |
| Dimensions | 18mm x 65mm |
| Weight | 47.8g |
| Standard Charge Current | 2.8A |
| Maximum Charge Current | 6.0A |
| Discharge Temperature Range | -10°C to 60°C |
The specification table helps UK buyers compare the P28A with other 18650 batteries before purchase.

Molicel P28A 2800mAh 18650 battery suits users who need higher output rather than maximum capacity. It supports devices that draw heavy current during short or sustained use.
Best-fit applications:
This cell is not a protected consumer battery. It requires correct handling, correct charging, and device compatibility.
Yes, the Molicel P28A vape battery suits high-wattage vaping when the device supports 18650 high-drain cells and the user follows battery safety rules. Its 25A to 28A continuous discharge range helps regulated mods deliver stable power.
Vape users choose P28A because it reduces voltage sag under load. That means the device receives steadier current during demanding pulls.
Important vape safety note:
Always match your coil resistance, wattage, and device current draw with the battery’s continuous discharge rating. Do not rely on peak discharge for routine use.
Choose Molicel P28A when high-drain output matters most. Choose Molicel P30B 18650 battery when you want a newer cell with higher capacity and strong modern performance, where available.
| Comparison Point | Molicel P28A | Molicel P30B |
|---|---|---|
| Capacity Focus | 2800mAh balanced capacity | Higher capacity class |
| Output Focus | Strong high-drain performance | Strong newer-generation performance |
| Best For | Vape mods, torches, RC devices, power tools | Users comparing latest Molicel 18650 options |
| Buyer Intent | Proven performance and value | Newer alternative research |
The P28A remains a strong choice because it balances price, availability, runtime, and discharge performance.
The 2800mAh rating tells you how much charge the battery stores. A higher mAh number usually increases runtime, but high-drain cells must also deliver current safely.
The Molicel P28A gives a useful balance:
Some 18650 batteries advertise unrealistic capacities. Genuine high-performance 18650 cells usually stay within realistic capacity limits.
Choose the terminal style that matches your device or battery pack design.
| Terminal Type | Best Use |
|---|---|
| Flat Top | Common for vape mods, torches, and battery holders |
| Button Top | Used in devices needing raised positive contact |
| Tabs | Used for battery pack building and spot welding |
Do not modify terminals manually. Incorrect modification can damage the cell or create a short circuit risk.
Charge the Molicel INR18650 P28A with a quality lithium-ion charger that supports 18650 cells. Use the standard charge current where possible to protect long-term battery health.
Here is complete guidness to charge Molicel P28A 18650 Battery 2800mAh:
A slower, controlled charge supports better cycle life than repeated fast charging.
Store and carry Molicel 18650 batteries in a non-conductive battery case. Loose batteries can short against keys, coins, tools, or metal objects.
Follow these rules to store your 18659 batteries:
Never completely discharge batteries. Deep discharge can reduce capacity and increase risk.
A genuine Molicel 18650 battery has clean wrapping, accurate printing, consistent dimensions, and realistic performance claims. Counterfeit 18650 cells often use poor wrappers and inflated capacity ratings.
Here are signs your battery is genuine:
Authentic cells protect device performance and reduce avoidable safety risks.
Molicel P28A 2800mAh 18650 Li-ion battery 2 pack suits dual-battery devices and users who want rotation between charged cells. Matched pairs help maintain consistent discharge behaviour in multi-cell devices.
Here the reasons to choose a 2 pack?
For dual-battery devices, use cells of the same model, age, and condition.
Choose this Molicel P28A 18650 battery when you want a proven high-drain cell at a competitive UK price. It gives strong output, practical capacity, and dependable current handling for demanding devices.
Conversion-focused benefits:
Yes, the Molicel P28A is good for compatible vape devices because it supports high-drain output, stable voltage, and 25A to 28A continuous discharge performance. Always check your device limits before use.
Molicel P28A has a maximum discharge rate of 35A. Its continuous discharge rating is commonly listed between 25A and 28A, depending on test conditions and supplier specification.
No, the Molicel P28A is a non-protected 18650 cell. It does not include a built-in protection circuit, so it must be used only in compatible devices with correct safety controls.
Molicel P28A has a nominal voltage of 3.6V and is commonly described as a 3.7V lithium-ion rechargeable battery. Fully charged voltage should not exceed 4.2V.
Charging time depends on charger current. At 2.8A standard charge current, a 2800mAh battery usually charges faster than low-current charging, but the charger’s cut-off stage can extend total time.
Yes, UK buyers can purchase the Molicel P28A from specialist battery retailers, vape suppliers, and electronics stores. Choose trusted sellers like Royal Vapery that supply genuine and correctly rated cells.
Molicel P28A is better when you want a proven high-drain 2800mAh cell. The P30B may suit users comparing newer Molicel 18650 options with higher capacity. Device requirements should guide the choice.
Yes, the Molicel P28A can be used in battery packs when built with correct cell matching, nickel strips, spot welding, insulation, and BMS protection. Pack building requires technical knowledge.
Flat top cells have a flat positive terminal. Button top cells have a raised positive terminal. Tabbed cells include welded tabs for pack assembly. Your device determines the correct terminal type.
Store Molicel 18650 batteries in a plastic battery case at around 3.6V to 3.7V. Keep them dry, cool, and away from metal objects. Do not store damaged or fully discharged cells.
You can buy the Molicel P28A 18650 Battery 2800mAh from trusted UK vape retailers like Royal Vapery, ensuring you get an authentic high-drain lithium-ion battery for reliable performance.
Orders over £50 qualify for free standard delivery across mainland UK. Delivered within 2-3 business working days.
Free over £50Order before 12:00pm for next working day delivery with Express shipping. Available Monday - Friday , excluding back holidays. From £9.99 Royal Mail Special Delivery
From £9.99Not satisfied? Returned unopened products within 30 days for a refund excluding delivery costs. See our returns policy for full details.
30-Day ReturnsAll vaping products require age verification upon delivery. You must be 18+ to purchase and valid proof of ID may be requested by the courier.
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