18650 Tabless Battery
| Model | 18650-JP30P1 |
| Chemistry | NMC |
| Nominal Discharge Capacity | Min. 2900mAh |
| Charge: 0.5C(1.5A), 4.25V, 0.025C(75mA) cut-off @25±2℃ | |
| Discharge: 0.2C(0.6A), 2.0V cut-off @25±2℃ | |
| Nominal Voltage | 3.68V |
| Standard Charge | 0.5C(1.5A) CC charge to 4.20V, then CV charge to 0.025C(75mA) |
| Standard Discharge | 0.2C(0.6A) CC discharge to 2.5V |
| Max. Charge Current | 14.5A |
| Operating Voltage | 2.50V~4.20V |
| Operating Surface Temperature | Charge: -10℃~60℃, recommended＜45℃ |
| Discharge: -20℃~80℃, cut at 80℃, resume ＜60℃ | |
| ACIR 1kHZ | ≤5mΩ |
| Max. Contiuous Discharge Current | 36A (without temperature cut-off) |
| 56A (with 80℃ temperature cut-off) | |
| Max. Pulse Discharge Current | 140A, 5s @25±2℃ |
| Cycle Life | ≥600 cycles, 6A/20A, @25±2℃ |
| ≥400 cycles, 6A/30A, @25±2℃ | |
| ≥300 cycles, 9A/30A, @25±2℃ | |
| Retention Characteristics | ≥80% after 30 days @60℃, recovery≥90% |
| Storage Temperature | 12 months, 0~25℃ |
| 3 months, 0~45℃ | |
| 1 month, 0~60℃ | |
| Cell Weight | ≤50g |
| Cell Dimensions | Diameter: 18.56mm Max. |
| Height: 65.23mm Max. |
The evolution of lithium-ion technology has recently pivoted toward a significant structural innovation: the tabless battery. In traditional cylindrical cells, a small metal "tab" acts as the primary bridge to carry current from the electrode to the outer casing. While functional, this single point of contact creates a bottleneck for electron flow, leading to increased internal resistance and localized heat buildup during high-performance tasks.
A 18650 tabless cell reimagines this architecture by removing the traditional tab in favor of a continuous conductive connection along the entire edge of the electrode strip. This "shingled" or "laser-patterned" design dramatically reduces the distance electrons must travel. By minimizing the electrical path, a 18650 tabless battery can handle significantly higher discharge rates while remaining remarkably cool, effectively solving the thermal management issues that often plague high-drain applications.
Leading the charge in this space is the Ampace 18650 JP30, a prime example of how tabless design translates into real-world efficiency. By leveraging this low-impedance structure, the JP30 offers superior power density and faster charging capabilities compared to its conventional counterparts. As industries demand more from portable power, the transition to tabless architecture represents a vital leap toward cooler, safer, and more powerful energy storage solutions.
A 18650 tabless cell reimagines this architecture by removing the traditional tab in favor of a continuous conductive connection along the entire edge of the electrode strip. This "shingled" or "laser-patterned" design dramatically reduces the distance electrons must travel. By minimizing the electrical path, a 18650 tabless battery can handle significantly higher discharge rates while remaining remarkably cool, effectively solving the thermal management issues that often plague high-drain applications.
Leading the charge in this space is the Ampace 18650 JP30, a prime example of how tabless design translates into real-world efficiency. By leveraging this low-impedance structure, the JP30 offers superior power density and faster charging capabilities compared to its conventional counterparts. As industries demand more from portable power, the transition to tabless architecture represents a vital leap toward cooler, safer, and more powerful energy storage solutions.
| Tabless Models | Reference |
| INR18650-JP30 | 18650 Tabless Battery |
| INR18650-30PL | Tabless 18650 Battery |
| INR18650-30XG | Tabless Battery 18650 |
| INR21700-RS40 | 21700 Tabless Cell |
| INR21700-40PL | 21700 Tabless Battery |
| INR21700-JP40 | Tabless 21700 Cells |
| INR21700-40XG | Tabless 21700 40XG Battery |
| INR21700-40P | Tabless Lithium Cell |
| INR21700-42P | Tabless Li ion Cells |
| INR2170-45D | Tabless 21700 Battery |
| INR2170-50D | Tabless 21700 50D Battery |
| INR21700-50PL | Tabless 21700 |
| INR21700-RS50 | 21700 Tabless |
| INR21700-50XG | 21700 Tabless Cells |
| INR21700-RH60 | Tabless Cells 21700 |
| 4680 Tesla Battery | 4680 Tabless Battery |
Ampace, a dynamic joint venture between industry titans CATL and ATL, has rapidly emerged as a global leader in the high-end energy storage and micro-mobility sectors. By blending over two decades of expertise in lithium-ion technology with cutting-edge research, the company delivers a diverse portfolio of Ampace lithium battery solutions designed for the most demanding industrial and consumer applications.
At the heart of their innovation is the Ampace tabless battery architecture. This revolutionary design minimizes internal resistance and heat buildup, allowing for unprecedented power delivery. A standout in this category is the Ampace 18650 JP30, a high-rate cell that provides exceptional discharge performance and rapid charging, making it a favorite for professional power tools.
For applications requiring even greater energy density and stamina, the company offers the 21700 series. The Ampace 21700 JP40 is engineered for high-power endurance, while the Ampace 21700 JP50 pushes the boundaries of the form factor with a massive 5000 mAh capacity and 60A continuous discharge. By consistently delivering safe, reliable, and high-performance energy solutions, Ampace continues to redefine the standards of modern battery technology.
At the heart of their innovation is the Ampace tabless battery architecture. This revolutionary design minimizes internal resistance and heat buildup, allowing for unprecedented power delivery. A standout in this category is the Ampace 18650 JP30, a high-rate cell that provides exceptional discharge performance and rapid charging, making it a favorite for professional power tools.
For applications requiring even greater energy density and stamina, the company offers the 21700 series. The Ampace 21700 JP40 is engineered for high-power endurance, while the Ampace 21700 JP50 pushes the boundaries of the form factor with a massive 5000 mAh capacity and 60A continuous discharge. By consistently delivering safe, reliable, and high-performance energy solutions, Ampace continues to redefine the standards of modern battery technology.
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