Lithium Thionyl Chloride (Tcbest ER17505) | High-drain devices, IoT sensors, medical devices | Energy Density: 1400 Wh/L (▲▲▲ Industry Standard: 1200 Wh/L) Self-Discharge: 0.5%/year (▲▲ Standard: 1%/year) Certifications: EPR France/Germany (WEEE Directive 2012/19/EU) | Highest energy density for long operational life Low self-discharge for 10+ year shelf life Complies with EU environmental regulations | Non-rechargeable High cost compared to alkaline batteries Requires specialized disposal (tooltip: "Recyclable via Tcbest’s certified partners") |
Lithium Manganese Dioxide (Li-MnO₂) | Smoke detectors, GPS trackers, toys | Energy Density: 450 Wh/L (Industry Standard) Operating Temp: -20°C to 85°C Certifications: CE, UL | Moderate cost Stable in moderate temperatures Widely available | Lower capacity than thionyl chloride Shorter shelf life (5 years) |
Lithium-Ion (Li-ion) | Smartphones, laptops, EVs | Energy Density: 250 Wh/kg (Industry Standard) Recharge Cycles: 500+ (▲▲ Standard: 300) Certifications: KC, UN 38.3 | Rechargeable for cost efficiency High energy-to-weight ratio | Requires charging infrastructure Shorter shelf life (2-3 years) without use |
Alkaline | Remote controls, flashlights | Energy Density: 150 Wh/L (Industry Standard) Self-Discharge: 1-2%/year Certifications: ASTM D3127 | Inexpensive Safe for low-drain devices Universal compatibility | Low capacity for high-drain use Short shelf life (5 years max) |
Lithium Iron Phosphate (LiFePO₄) | Power tools, solar storage | Energy Density: 120 Wh/kg (Industry Standard) Thermal Stability: Up to 200°C (▲▲ Standard: 150°C) Certifications: IEC 62133 | Safe for high-power applications Long cycle life (2000+ cycles) | Lower energy density than Li-ion Heavier than other lithium types |
Zinc-Carbon | Clocks, radios, toys | Energy Density: 50 Wh/L (Industry Standard) Operating Temp: -20°C to 45°C Certifications: ASTM D3127 | Extremely low cost Simple disposal | Lowest capacity among lithium alternatives Leak risk in high-drain devices |