CATL
Grade A
66Ah
3.7v
0.98KG
180*77*33mm
4000
Availability: | |
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Quantity: | |
Rated Capacity | 66ah |
Nominal Voltage | 3.7v |
Max Discharge Current | 1C/ 7A |
Max Charge Voltage | 4.2v |
AC Impedance Resistance | ≤0.4mΩ |
Charging Temperature | -5-60℃ |
Discharging Temperature | -30-60℃ |
Cycle Life | ≥4000 times |
Weight | 0.98kg |
Dimensions (L*W*H) | 180*77*33mm |
Applications | Electric Power Systems,Home Applicances,Electric vehicles,Golf carts,electric scooter,electric bicycle,used cars and so on. |
Introducing the CATL Grade A Prismatic NMC 3.7V 66Ah Car Battery for Electric Vehicles (EVs). This high-quality battery is designed to meet the power demands of modern electric vehicles, ensuring reliable performance and longevity. Trust in CATL's Grade A Prismatic NMC technology to deliver efficient and sustainable energy storage for your EV.
Premium Grade A Performance
Rigorously screened cells with <0.5% self-discharge rate and ±1% capacity tolerance. Zero defects guaranteed for critical EV applications.
Energy Density: 244 Wh/kg (cell-level), enabling compact pack designs with extended range.
Advanced NMC (LiNiMnCoO₂) Chemistry
Optimized cathode formulation balances energy density, thermal stability (stable up to 60°C), and lifecycle performance.
Voltage Range: 3.0–4.25V with flat discharge curve for consistent power delivery.
Automotive-Grade Reliability
2,500+ deep cycles at 80% DoD while retaining >80% capacity (per ECE R100 endurance standards).
Robust prismatic design: Laser-welded aluminum casing with IP67-equivalent sealing against dust/moisture.
Enhanced Safety Architecture
Multi-level protection: CID (Current Interrupt Device), flame-retardant electrolyte, and thermal runaway propagation delay >30 mins.
Certifications: UN38.3, IEC 62660-2, ECE R100, and IATF 16949 manufacturing compliance.
Fast-Charging Optimized
Supports 1C continuous charging (0→80% in 42 mins with thermal management).
Ultra-low internal resistance: ≤0.8 mΩ reduces heat generation during rapid DC charging.
Wide Operational Flexibility
Discharge: -30°C to 55°C (with heating/cooling integration)
Charge: -10°C to 45°C
Temperature Range:
Electric Passenger Vehicles
Ideal for compact EVs, SUVs, and hybrids requiring 400–600km ranges. Compatible with 400V/800V architecture.
Light Commercial EVs
Powers delivery vans, e-trucks, and municipal vehicles where daily deep cycling and fast charging are critical.
E-Mobility Platforms
Core component in electric scooters, autonomous shuttles, and ride-sharing fleets demanding high cycle life.
Specialized EV Systems
Mobile charging stations, hybrid marine propulsion, and off-road utility vehicles.
Dongguan Misen Power Technology Co., Ltd. possesses advanced equipment, scientific management techniques, and excellent quality control. We focus on 18650, 21700, 32650, polymer, large single-cell power batteries, energy storage batteries, outdoor power supplies, emergency power supplies, lithium battery packs, and more.And the recycling and preparation of new energy vehicle battery modules, and provide OEM&ODM service.
These products are widely used in electric surfboards, electric bicycles, home energy storage, RV energy, marine energy, UPS systems, tower stations, and solar energy storage systems.
We specialize in this field for many years with advanced equipment,scientific management techniques,and excellent quality control which earn us customers all over the world.
Our factory has been evaluated, certified, and inspected by SGS Group. We aim to be a reliable battery supplier for long-term business relationships. All our batteries have passed international certifications, including UL, CE, ROHS, CB, UN38.3, MSDS, IEC, ISO9001 and others.