Description
Unleash extreme power with the Molicel P26A, a top-tier 18650 high-drain cell designed for the most demanding applications. This cell delivers a genuine 35A continuous discharge and 2600mAh capacity, making it the go-to choice for high-wattage cordless power tools, FET-driven flashlights, and RC racers. With an ultra-low internal resistance of just ~12mΩ, the P26A virtually eliminates voltage sag under load, ensuring maximum power delivery from start to finish. Available in Flat Top, Button Top, Nickel Tab, and Pre-wired options, with 2, 4, 6, 8, and 10 pack options to suit your project needs. When your device needs serious amps, trust the cell the pros rely on.
Key Features
35A True Continuous Discharge: Delivers massive, stable power for the most current-hungry devices. Handles sub-ohm builds, power tool surges, and hot-rod flashlight turbos with ease.
2600mAh Optimized Capacity: Balances usable runtime with extreme current output. Enough energy for high-drain use without sacrificing rate capability.
Ultra-Low Internal Resistance (~12mΩ): Minimizes heat build-up and voltage sag, keeping your device cooler and hitting harder under heavy loads.
Multiple Terminal Options: Flat Top for standard spring-contact devices and spot-welding; Button Top for devices requiring a raised positive terminal; Nickel Tab and Pre-wired with Leads for custom battery pack assembly.
Molicel Quality & Safety: Manufactured to the highest standards with built-in safety vents and consistent cell-to-cell performance, trusted by professionals worldwide.
Multiple Pack Options: Available in 2, 4, 6, 8, and 10 packs, perfect for stocking up, building multi-cell packs, or sharing with fellow enthusiasts.
Parameters
| Parameter | Specification |
|---|---|
| Model | Molicel INR-18650-P26A |
| Typical Capacity | 2600mAh (0.2C discharge to 2.5V) |
| Minimum Capacity | 2500mAh |
| Nominal Voltage | 3.6V (typical operating 3.7V) |
| Max Continuous Discharge | 35A (cell temperature ≤ 80°C) |
| Max Pulse Discharge | Higher bursts possible (monitor temperature) |
| Discharge Cut-off Voltage | 2.5V (do not over-discharge) |
| Standard Charge | CC-CV, 0.5C (1300mA) to 4.2V, cut-off 50mA |
| Max Charge Current | 1C (2600mA); fast charge above 1C requires temperature monitoring |
| Internal Resistance | ≤ 12mΩ (AC 1kHz) |
| Cycle Life | ≥ 250 cycles (to 80% capacity, 1C charge / 10A discharge) |
| Operating Temperature (Discharge) | -20°C to 60°C (ensure adequate cooling at sustained 35A) |
| Top Type | Flat Top / Button Top / Nickel Tab / Pre-wired (Unprotected) |
| Dimensions | Approx. 18.4mm diameter x 65.0mm length |
| Weight (single cell) | Approx. 45g |
| Pack Quantity | 2, 4, 6, 8, 10 Pcs |
Applications
Recommended For:
High-Power Vaping: Mechanical mods, unregulated boxes, and high-wattage regulated devices with sub-ohm builds (safely down to ~0.12Ω at 3.6V). Exceptional voltage stability and minimal sag.
Cordless Power Tools: Impact drivers, drills, circular saws, and wrenches when used in properly built battery packs with a BMS.
High-Output Flashlights: FET-driven hot-rod lights, multi-emitter torches, and custom builds that pull 20-30A on turbo.
RC Cars, Boats & Airsoft: Competitive models requiring instantaneous high current bursts without voltage drop.
DIY High-Current Packs: Spot welders, portable jump starters, and any project demanding reliable high-rate discharge.
Not Recommended For:
Long-Runtime Low-Drain Devices: Solar lights, camping lanterns, and wireless sensors. These benefit more from a 3500mAh high-capacity cell.
Standard USB Power Banks: The extreme current capability is wasted, and the 2600mAh capacity is lower than high-energy alternatives.
Devices Requiring Button Tops (if choosing Flat Top): If your device requires a raised positive terminal, choose the Button Top variant.
FAQ
Q1: Can I use this battery for vaping? What's the lowest safe resistance?
A: Absolutely. The P26A is one of the best 18650 cells for mechanical mods and high-wattage regulated devices. At 35A continuous and 3.6V nominal, it can safely handle builds down to approximately 0.12Ω, leaving a comfortable safety margin. Always calculate your current using Ohm's law and never exceed 35A.
Q2: Why is the capacity only 2600mAh? I see higher capacities available.
A: High-drain cells like the P26A prioritize current output and low internal resistance over maximum capacity. The 2600mAh rating is the trade-off for being able to deliver 35A continuously. If your device draws less than 10A, a 3500mAh cell will give you much longer runtime.
Q3: Can I rebuild a power tool battery pack with these?
A: Yes, the P26A is excellent for rebuilding cordless tool packs. Ensure all cells are matched in voltage and internal resistance, spot-weld nickel strips (never solder directly to the cell), and install a BMS rated for at least 40A.
Q4: Is this battery protected?
A: No, it is an unprotected bare cell. This is standard for high-drain applications to allow unrestricted current flow. For single-cell use, your device must have its own protection. For multi-cell packs, you must use an external BMS.
Q5: How should I store these cells long-term?
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.
Q6: Which terminal type should I choose?
A: Choose Flat Top for standard spring-contact devices and spot-welding battery packs. Choose Button Top for devices with recessed battery compartments. Choose Nickel Tab or Pre-wired for custom battery pack assembly.
Q7: How many batteries come in one pack?
A: This product is available in 2, 4, 6, 8, and 10 pack options. Please select your desired quantity from the dropdown menu before adding to cart.
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