Energizer L522 9V Ultimate Lithium Battery

Keep critical safety and security systems powered and ready with the Energizer L522 9V Ultimate Lithium Battery. Designed for professional use in smoke detectors, security sensors and surveillance equipment, this 9V lithium battery delivers long-lasting, reliable power so alarms and monitoring devices stay operational when it matters most. The Li-MnO2 chemistry offers superior runtime and is non-rechargeable for stable, maintenance-free service. With performance across a wide temperature range (-40°F to 140°F) and a shelf life of up to 10 years, these batteries are ideal for long-term inventory planning and emergency preparedness. Lightweight construction—about 25% lighter than comparable alkaline cells—reduces handling effort and shipping weight while the leak-resistant design protects sensitive electronics from damage. For facilities managers, integrators and security professionals, the Energizer L522 provides predictable, durable 9V output for continuous monitoring and dependable alarm response. Stock up now to ensure your smoke detectors, security systems and surveillance devices remain powered and inspection-ready.

• Keep critical devices powered longer: Ultimate Lithium chemistry delivers extended runtime versus standard alkaline, reducing maintenance and downtime.
• Trusted in extreme conditions: Reliable performance from -40°F to 140°F keeps security, surveillance and monitoring equipment operational in harsh environments.
• Long shelf life and readiness: Up to 10 years in storage ensures batteries are ready for emergency use and scheduled maintenance cycles.
• Equipment protection: Leak-resistant construction helps prevent corrosive damage to smoke detectors, sensors and other low-voltage devices.
• Lightweight and dependable: 25% lighter than standard alkaline 9V cells for easier handling, lower shipping weight and consistent 9V output for critical systems.