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Commercial EVsTech Explainer· 5 min read· in Technology

CATL Unveils Commercial EV Battery That Charges to 80% in Under 7 Minutes

The new Tectrans II battery brings 8C ultra-fast charging to the logistics industry, matching diesel refueling times and offering a 1-million-kilometer warranty.

By Elena Castillo

Commercial Fleet Operators 35%Battery Innovators 35%Infrastructure Analysts 30%
Commercial Fleet Operators
Focus on maximizing vehicle uptime, reducing total cost of ownership, and ensuring winter reliability.
Battery Innovators
Emphasize the chemical and engineering breakthroughs required to achieve 8C charging without rapid degradation.
Infrastructure Analysts
Highlight the necessity of deploying compatible high-power charging stations and upgrading grid capacity to support these speeds.

Perspectives this story doesn't cover

  • Local Grid Operators
  • Independent Truck Drivers

Fast facts

  • CATL's new Tectrans II battery charges light commercial EVs from 10% to 80% in under seven minutes.
  • The battery features an 8C peak charging rate, bringing EV charging times to parity with diesel refueling.
  • Engineers reduced internal cell resistance by 50% to prevent heat degradation during ultra-fast charging.
  • The battery carries a massive warranty of 10 years or 1 million kilometers, matching the lifespan of commercial vans.
  • Cold-weather performance is preserved, with charging at -20°C taking only 2.5 minutes longer than normal.
  • CATL is simultaneously rolling out 4,000 shared ultra-fast charging stations across 190 Chinese cities to support the technology.

Why this matters

For years, the biggest hurdle to electrifying the delivery trucks and vans that bring goods to our doors has been the hours lost to charging. By cutting that downtime to under seven minutes, this technology removes the final economic barrier to replacing diesel fleets with zero-emission vehicles.

For the commercial logistics industry, time is literally money. Every minute a delivery van spends tethered to a charging cable is a minute it isn't moving goods. This downtime has long been the primary bottleneck preventing fleet operators from fully transitioning from diesel to electric vehicles.

That bottleneck is now rapidly closing. Contemporary Amperex Technology Co. Limited (CATL), the world's largest manufacturer of electric vehicle batteries, has unveiled the Tectrans II (also known as Tianxing II) battery. Designed specifically for light commercial vehicles, the new power pack aims to achieve "parity between electric and fuel" by virtually eliminating the charging time penalty, as reported by CnEVPost.

The headline specification is unprecedented in the commercial sector: the battery can charge from a 10% state of charge to 80% in just 6 minutes and 48 seconds. A complete charge takes less than nine minutes. This brings the EV charging experience remarkably close to the time required to refuel a conventional gasoline or diesel truck.[2][3]

The Tectrans II achieves an 8C peak charging rate, drastically reducing commercial fleet downtime.

The mechanism behind this speed is an 8C peak charging rate. In battery terminology, the "C-rate" measures how quickly a battery can accept or discharge power relative to its total capacity. A 1C rate would charge a battery in one hour; an 8C rate theoretically pushes a full charge in one-eighth of an hour, or 7.5 minutes.[2]

Pushing that much electrical current into a battery cell typically generates massive amounts of heat, which degrades the battery's lifespan. To solve this, CATL engineers focused on the cell's internal architecture. According to CarNewsChina, they managed to reduce the internal resistance of the Tectrans II cell to just 50% of the industry average.

Lower resistance means less energy is wasted as heat during the ultra-fast charging process. Furthermore, CATL utilized atomic-level interface reshaping on the graphite particles within the battery's anode. This microscopic engineering minimizes the loss of active lithium ions—the primary cause of battery degradation over thousands of charge cycles.

Atomic-level interface reshaping of graphite particles helps minimize active lithium loss during ultra-fast charging.

The result is a battery that doesn't just charge fast, but survives the abuse. CATL is backing the Tectrans II with a warranty of up to 10 years or 1 million kilometers (roughly 620,000 miles). For fleet operators, this means the battery's lifespan will likely match or exceed the operational lifespan of the vehicle itself, significantly boosting the residual value of used electric vans.[3]

The result is a battery that doesn't just charge fast, but survives the abuse.

Beyond speed and durability, the Tectrans II addresses another major hurdle for commercial EVs: winter performance. Extreme cold typically slows the chemical reactions inside lithium-ion batteries, crippling charging speeds and reducing range.[2]

Leveraging self-heating technology developed for its earlier battery platforms, CATL has insulated the Tectrans II against freezing temperatures. At -20 degrees Celsius (-4 degrees Fahrenheit), the battery requires only an additional 2 minutes and 30 seconds to reach an 80% charge compared to its performance at room temperature, according to EV Infrastructure News.[2]

This cold-weather resilience is a game-changer for logistics networks operating in northern climates, where electric fleets have historically been sidelined during the winter months due to unpredictable charging times.[3]

Self-heating technology preserves ultra-fast charging speeds even in freezing winter conditions.

However, a battery capable of accepting an 8C charge is only half of the equation. It requires a charging station capable of delivering that massive surge of power. Recognizing this infrastructure gap, CATL is not just selling batteries; it is building the ecosystem to support them.[3]

Alongside the Tectrans II, CATL announced the rollout of a shared ultra-fast charging and battery-swapping network. The company plans to deploy approximately 4,000 of these high-power stations across 190 cities in China by the end of 2026, ChinaEVHome reports.[3]

These stations are uniquely designed to accommodate both passenger cars and commercial vehicles. For light trucks and micro-vans, CATL has customized the charging piles with redesigned cables that match the specific charging-port locations of commercial chassis, reducing the time drivers spend maneuvering and plugging in.[3]

CATL plans to deploy 4,000 shared ultra-fast charging stations across 190 cities in 2026.

The launch of the Tectrans II marks a significant escalation in what Fast Company calls the "ultrafast battery arms race." Earlier in 2026, rival Chinese manufacturer BYD announced its Blade Battery 2.0, which achieves a 10% to 80% charge in six and a half minutes. CATL's move ensures the commercial sector benefits from the same rapid advancements previously reserved for premium passenger EVs.[1][3]

While the initial rollout of the Tectrans II and its supporting infrastructure is focused on the Chinese domestic market, the global implications are profound. CATL supplies batteries to major automakers worldwide, meaning this technology could soon power delivery fleets across Europe and North America.[2]

The primary uncertainty moving forward is grid capacity. Delivering 8C charging speeds to an entire fleet of commercial vans simultaneously requires massive localized power draw. Upgrading grid infrastructure to handle these multi-megawatt charging hubs will be the next critical challenge for the logistics industry.

Nonetheless, the technological barrier of charging time has effectively been broken. With sub-7-minute charging and million-kilometer lifespans, the argument for keeping diesel delivery vehicles on the road is rapidly running out of fuel.[2]

Key terms

C-rate
A measure of how quickly a battery charges or discharges relative to its capacity. An 8C rate theoretically allows a full charge in one-eighth of an hour (7.5 minutes).
State of Charge (SOC)
The current energy level of a battery expressed as a percentage, similar to a fuel gauge on a gas-powered vehicle.
Internal Resistance
The natural opposition to the flow of electrical current within a battery cell, which generates unwanted heat during fast charging.
Active Lithium Loss
A degradation process where lithium ions become permanently trapped outside the battery's electrodes, permanently reducing the amount of energy the battery can store.

Sources

Source coverage

3 outlets

3 viewpoints surfaced

Commercial Fleet Operators 35%Battery Innovators 35%Infrastructure Analysts 30%
  1. [1]Fast CompanyBattery Innovators

    The ultrafast battery arms race

    Read on Fast Company
  2. [2]YourStoryInfrastructure Analysts

    CATL 8C battery charges commercial EVs from 20-80% in under 7 minutes

    Read on YourStory
  3. [3]ChinaEVHomeCommercial Fleet Operators

    CATL Rolls Out Tectrans II Light Truck Battery with Sub-7-Minute 80% Charge

    Read on ChinaEVHome

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