2-Pack Vapcell 18650 2800mAh 25A CDR Flat Top Battery – High Drain for Power Tools & Flashlights
Description
Description
Unleash relentless power with the Vapcell 2800mAh 25A CDR 18650 battery—a true high-drain cell engineered for the most demanding devices. This 2-pack delivers a full 25A continuous discharge with an ultra-low internal resistance of approximately 12mΩ, virtually eliminating voltage sag under heavy loads. Built on the renowned Molicel P28A platform, it is the go-to choice for high-wattage cordless power tools, FET-driven flashlights, and RC models. The flat top design ensures universal compatibility with spring-loaded contacts and simplifies spot-welding for custom battery packs. When your device demands maximum current with uncompromising stability, the Vapcell 25A cell delivers professional-grade performance every time.
Key Features
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25A True Continuous Discharge (CDR) – Massive, stable current for the most power-hungry devices. Handles sub-ohm builds, power tool start-up surges, and hot-rod flashlight turbos without dangerous voltage sag.
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2800mAh Optimized Capacity – The ideal balance for high-drain applications. Provides enough runtime for extended use while maintaining full 25A output capability throughout the discharge cycle.
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Ultra-Low Internal Resistance (≤12mΩ) – Minimizes heat generation and voltage drop under load, keeping your device cooler and ensuring maximum power delivery from start to finish.
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Flat Top Design – Universally compatible with all standard 18650 spring-contact chargers, flashlights, and battery trays. The flat terminal is perfect for spot-welding nickel strips in custom battery packs.
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2-Pack Convenience – Ideal for single-cell mechanical mods, dual-battery regulated devices, or keeping a charged spare ready for your high-drain flashlight or power tool.
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Vapcell Quality Control – Each cell is tested and matched for consistent capacity and internal resistance, ensuring reliable performance across the pack. Based on the industry-trusted Molicel P28A platform.
Parameters
| Parameter | Specification |
|---|---|
| Model | Vapcell 18650 2800mAh 25A CDR |
| Cell Core | High-drain 18650 (Molicel P28A equivalent) |
| Typical Capacity | 2800 mAh (0.2C discharge to 2.5V) |
| Minimum Capacity | ~2700 mAh |
| Nominal Voltage | 3.6 V (typical operating 3.7 V) |
| Max Continuous Discharge (CDR) | 25 A (cell temperature ≤ 80°C) |
| Max Pulse Discharge | Up to 35 A (short burst, monitor temperature; not for continuous use) |
| Discharge Cut-off Voltage | 2.5 V (do not over-discharge) |
| Standard Charge | CC-CV, 0.5C (1400 mA) to 4.2 V, cut-off 50 mA |
| Max Charge Current | 1C (2800 mA); 0.5C recommended for best longevity |
| Internal Resistance | ≤ 12 mΩ (AC 1 kHz) |
| Cycle Life | ≥ 250 cycles (to 80% capacity, 1C charge / 10A discharge) |
| Operating Temperature (Discharge) | -20°C to 60°C (ensure adequate cooling for sustained 25A) |
| Top Type | Flat Top |
| Dimensions | Approx. |
| 18.4 mm diameter × 65.0 mm length | Weight (single cell) | Approx. |
| 45 g | Package Includes | 2 × Vapcell 2800mAh 25A 18650 cells in protective packaging |
Applications
Recommended For
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High-Power Vaping: Mechanical mods and high-wattage regulated devices running sub-ohm builds (safely down to ~0.14Ω at 3.6V). The 25A CDR provides a generous safety margin for demanding coils, while the ultra-low internal resistance ensures instant ramp-up and minimal sag.
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Cordless Power Tools: Impact drivers, drills, and wrenches. The 25A continuous rating handles start-up surges and sustained loads with ease. Perfect for rebuilding tool battery packs when used with matched cells and a proper BMS.
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High-Output FET Flashlights: Hot-rod torches and multi-emitter custom builds that demand 20–25A on turbo. Enjoy extreme brightness with rock-steady voltage.
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RC Cars, Boats & Airsoft: Competitive models requiring instantaneous high current bursts without voltage drop. The 25A CDR delivers instant throttle response.
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DIY High-Current Projects: Spot welders, portable jump starters, and any application demanding reliable, high-rate discharge.
Not Recommended For
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Long-Runtime Low-Power Devices: Solar lights, camping lanterns, and wireless sensors. These benefit more from a 3500–4000mAh high-capacity cell such as the Vapcell M35 or N40.
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Extreme Competition Vaping (>25A Continuous): Requires 30–35A CDR. Choose the Vapcell K30 (30A CDR) or Molicel P26A (35A CDR) for super-sub-ohm builds.
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Standard USB Power Banks: The extreme current capability is wasted, and the 2800mAh capacity is lower than high-energy alternatives.
FAQ
Q: What is the actual CDR of this cell? I've seen "35A" mentioned online.
A: The Continuous Discharge Rating (CDR) is 25A. The "35A" figure is the pulse rating—a short burst capability, not a continuous rating. This cell is based on the Molicel P28A, which is factory-rated at 25A CDR. Never design your system based on pulse ratings for sustained operation.
Q: Can I use this battery for vaping? What resistance is safe?
A: Absolutely. This is one of the best 18650 cells for mechanical mods and high-wattage regulated devices. With a 25A CDR at 3.6V nominal, it can safely handle builds down to approximately 0.14Ω, leaving a comfortable safety margin. Always calculate your actual current using Ohm's law and never exceed 25A continuous.
Q: Is this battery suitable for power tools?
A: Yes, for impact drivers, drills, and similar tools. The 25A continuous rating handles these applications well. For heavy-duty tools like angle grinders that demand 35A+ sustained current, choose cells with a higher CDR. Always use matched cells, spot-weld connections, and a properly rated BMS when building or rebuilding tool packs.
Q: Why choose 2800mAh/25A over a 3000mAh/20A cell?
A: This cell trades about 200mAh of capacity for a significant increase in current capability (25A vs. 20A). If your device draws 20–25A, this cell will deliver more stable voltage and run cooler than a 20A cell pushed to its limit. For applications consistently below 20A where maximum runtime matters more, a 3000mAh/20A cell may be preferable.
Q: How should I store these cells when not in use?
A: Store at 3.6–3.7V (approximately 40–50% charge) in a cool, dry place. Use non-conductive battery cases to prevent accidental short circuits. Avoid storing fully charged or deeply discharged for extended periods.
Shipping and Returns
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Free Shipping: Enjoy free shipping on all orders over $65. For orders under $65, the shipping cost is $8.99.
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Delivery Time: Once shipped, orders typically arrive within 7–15 business days.
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Easy Returns: We want you to be completely satisfied. If you're not, you can return your product within 30 days of receiving your order. Please ensure the items are unused and in their original condition. For return instructions, please contact our support team.
Payment & Security
Payment methods
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Security
My RC car runs on these cells. The 25A discharge provides excellent acceleration for racing and bashing.
If you build low on mechanical mods, these Vapcell 25A cells provide the current capability needed for safe operation.
If you are rebuilding cordless tool batteries, these Vapcell 25A cells provide the power and reliability needed for professional use.
I rebuilt my cordless drill battery with these cells. The 25A discharge handles the startup current and the drill has never been more powerful.
If you need a cell that can handle 25A continuous with reliable performance, these Vapcell cells deliver exactly what they promise.
Refund Policy
OneAndes Return & Refund Policy
At OneAndes, we are committed to providing high-quality cylindrical lithium-ion batteries for your drones, vacuums, garden tools, and other power needs. If you are not completely satisfied with your purchase, we are here to help. Please read our full return policy below before initiating a return.
1. Return Window
You have 30 calendar days from the date you received your item(s) to request a return. Any return request submitted after 30 days will not be eligible for a refund or exchange.
2. Eligibility Conditions
To qualify for a return, all items must meet the following conditions:
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Condition: Items must be unused, undamaged, and in the same condition that you received them.
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Packaging: Items must be returned in their original packaging with all accessories, manuals, and protective covers intact.
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Proof of Purchase: A valid receipt, order confirmation email, or proof of purchase must accompany all returns.
Non-Returnable Items:
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Batteries that have been installed, used, or show any signs of wear.
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Items marked as “Final Sale” or “Clearance” at the time of purchase.
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Customized or special-order products.
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Gift cards.
If a returned item fails to meet these conditions, we reserve the right to deny the return or charge a restocking fee.
3. How to Initiate a Return
Follow these steps to return your product:
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Contact Us: Email our support team at support@oneandes.com with your order number and the reason for return. We aim to respond to all return requests within 24 hours on business days.
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Receive RMA: We will provide you with a Return Merchandise Authorization (RMA) number and return instructions. Do not ship any item without an RMA number.
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Pack Securely: Place the item in its original packaging, include all accessories, and clearly write the RMA number on the outside of the box.
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Ship to Our US Warehouse: Ship the package to the following address:
OneAndes Returns
10320 6th St
Rancho Cucamonga, CA 91730
USA*Important: Lithium-ion batteries are classified as hazardous materials (Class 9). Please follow the shipping guidelines provided in Section 4 below. We recommend using a trackable shipping service and purchasing shipping insurance, as we cannot guarantee receipt of your returned item.*
4. Return Shipping Costs
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Defective or Incorrect Items: If the item you received is defective, damaged in transit, or different from what you ordered, OneAndes will cover the return shipping cost. In this case, we will provide you with a prepaid return shipping label.
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Buyer’s Remorse / Non-Defective Returns: If you are returning an item for any other reason (e.g., no longer needed, ordered the wrong model), you are responsible for the return shipping costs. You must prepay the return shipping cost using a trackable carrier that accepts lithium batteries. We do not provide prepaid return labels for non-defective returns.
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Lithium Battery Shipping Regulations: By law, all returns must be shipped in compliance with applicable dangerous goods regulations. We will provide guidance on proper packaging and labeling. Failure to comply may result in carrier refusal, seizure, or additional fees. We are not responsible for returned items lost or rejected by the carrier due to improper shipping.
5. Refunds
Once we receive and inspect your return at our Rancho Cucamonga, CA facility, we will notify you via email of the approval or rejection of your refund.
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Approved Refunds: If approved, your refund will be processed to your original method of payment within 5 to 10 business days. Please note that depending on your bank or credit card issuer, it may take additional time for the credit to appear on your statement.
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Partial Refunds: In certain situations, only partial refunds may be granted:
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Items not in original condition, missing parts, or damaged for reasons not due to our error.
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Items returned more than 30 days after delivery (reviewed on a case-by-case basis).
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Non-Refundable Fees: Original shipping charges are non-refundable unless the return is due to our error (defective product or incorrect shipment).
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Restocking Fee: We do not charge a restocking fee for defect-free returns, but we may deduct the return shipping cost, which will be deducted from your refund.
6. Exchanges
We replace items only if they are defective or damaged upon arrival. If you need to exchange a defective item for the same product, please contact us at support@oneandes.com. Exchanges are subject to product availability.
If you ordered the wrong battery size or model, please follow the standard return process above and place a new order for the correct item.
7. Damaged or Missing Items
If your package arrives visibly damaged, please take photos of the package before opening and contact us immediately. We will work with the shipping carrier to file a claim and arrange for a replacement or refund. Damaged or missing item claims must be reported within 7 calendar days of delivery. For immediate assistance, you may also call us at (213) 316-8849.
8. Order Cancellation
You may cancel your order without penalty if it has not yet been shipped. To cancel, email us at support@oneandes.com as soon as possible. If the order has already been processed or shipped, you will need to follow the standard return process upon receipt.
9. Warranty
All OneAndes batteries are backed by a 12-month limited warranty against defects in materials and workmanship. This warranty does not cover damage caused by misuse, improper charging, unauthorized modifications, normal wear and tear, or use outside of manufacturer specifications. For warranty claims, please contact our support team.
10. Contact Us
If you have any questions about our Return & Refund Policy, please reach out:
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Email: support@oneandes.com
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Phone: (213) 316-8849 (Mon-Fri, 9 AM – 5 PM Pacific Time)
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Mailing Address: 10320 6th St, Rancho Cucamonga, CA 91730, USA
We aim to respond to all inquiries within 24 hours during business days. Please include your order number for faster assistance.