Jiangsu Reliance Energy Tech captivated the industry with a groundbreaking tech showcase. The global launch event, themed “Tabless Uncharted, Power Unbound,” unveiled the revolutionary 21700-6.0Ah tabless large cylindrical battery cell. This epoch-making product shattered industry limits with an energy density exceeding 300Wh/kg. The venue was filled to capacity, with representatives from leading clients, technical experts, industry pioneers, and media witnessing this milestone moment.
The newly launched INR21700-RH60 and RS60 models feature industry-leading tabless design, which drastically reduces internal resistance through innovative structural optimization. This significantly enhances energy density and cycle life. Coupled with an ultra-high-nickel NMC90 cathode + silicon-carbon composite anode system, energy density surpasses 300Wh/kg. Key advantages include:
Ultra-long range, High-rate discharge capability, Stable performance throughout full lifecycle.
Widely applicable to: E-bikes, Power tools, Garden tools, Home appliances, Portable energy storage, Robotics, eVtol, Construction machinery.
Ultra-High Rate Performance INR21700-RH60: ≥20A continuous discharge; ≥15C pulse discharge (seconds), meet the demands of high energy density applications
INR21700-RS60: ≥50A continuous discharge; ≥30C pulse discharge (seconds), serve the rigorous requirements of scenarios requiring both high energy density and high power density
Ultra-High Energy Density
Energy Density＞300Wh/kg
“Our ultra-high-nickel NMC90 cathode + silicon-carbon composite anode high-energy-density system delivers continuous, stable, high-power output – sprinting at marathon distances.”
Ultra-Wide Temperature Range -40°C to 80°C, Reliable performance in extreme environments
Through balanced system design, the battery supports: Charging: -20°C to 60°C, Discharging: -40°C to 80°C, This expanded thermal tolerance broadens application possibilities – “Wherever needed, we deliver.”
Ultra-Long Cycle Life INR21700-RH60:
25℃，1C charge/2C discharge @100% SOC: ≥80% capacity after 1,000 cycles
25℃，1C charge/2C discharge @90% SOC: ≥80% capacity after 1,500 cycles
INR21700-RS60:
25℃，2.5C charge/5C discharge @100% SOC: ≥80% capacity after 600 cycles
25℃，2.5C charge/5C discharge @90% SOC: ≥80% capacity after 1,000 cycles
Optimized interface design and lower temperature rise enable thousands of cycles.
Ultra-High Consistency Full-process CPK >1.33，Key-process CPK >1.67
Robust structural design and precision manufacturing ensure stable performance in extreme conditions (high vibration, temperature fluctuations, high-rate scenarios), guaranteeing safety throughout the lifecycle.
The scientist feedback Tabless technology breaks physical constraints of traditional batteries, redefining possibilities with ‘performance without boundaries.’ RH60 and RS60 will empower clients to achieve dual leaps in efficiency and safety across new energy applications