Batería eVault Classic 18.5kWh LFP
The original Fortress Power high-capacity battery—trusted for dependable performance, safety, and efficiency across thousands of installations.
Batería eVault Classic 18.5kWh LFP
The original high-capacity battery from Fortress Power
The Fortress Power eVault Classic 18.5 kWh is a robust lithium iron phosphate (LFP) battery engineered for both residential and commercial energy storage systems. With >98% round-trip efficiency, integrated safety protections, and a scalable design up to 222 kWh, the eVault Classic delivers cost-effective energy storage with a 10-year warranty. While no longer compatible with the newer eVault Max, the eVault Classic continues to offer reliable power and easy integration for retrofit and new projects alike.
Aplicaciones
Residencial
Commercial
FEATURES
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Expandable Capacity
Start with 18.5 kWh and scale up to 222 kWh to meet the needs of residential or commercial applications.
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High Efficiency, Lower Costs
Achieves >98% round-trip efficiency, reducing energy waste and maximizing your solar investment.
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Easy Installation
Designed for simple setup with flexible mounting and integration options to save time on-site.

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Built-In Battery Protections
Includes overcharge, deep discharge, over-current, and over-heat protection to ensure system safety and battery longevity.
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Smart Monitoring Technology
Continuously monitors voltage, temperature, and individual cell health for optimal performance and maintenance.
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Backed by a 10-Year Warranty
Industry-standard coverage gives homeowners and installers peace of mind for the long term.
PRODUCT INFORMATION
- Especificaciones
- Descargas
General | |
Energía total (kWh) | 18.5 |
Capacidad[Ah] | 360 |
Tensión nominal [V] | 51.2 (48) |
Rango de tensión[V] | 48-55 |
Corriente de carga recomendada [A] | 100 |
Máx. Corriente de carga (continua)[A] | 170 |
Máx. Corriente de descarga (continua)[A] | 180 |
Máx. Corriente de impulsos (durante 10 segundos) [A] | 200 |
Temperatura de carga [F] | 32 a 113 |
Temperatura de descarga[F] | 32 a 113 |
Temperatura de almacenamiento recomendada [F] | 50 a 95 |
Dimensión [H x W x D, pulgadas] | 38,8 x 19,2 x 21,3 |
Peso[lbs] | 476 |
Grado de protección de la caja | IP21 |
Opciones de montaje | De pie |
Certificados | UL 1624 |
Garantía | 5/10 años |
Escalabilidad | Máximo 12 en paralelo (222 kWh) |
Comunicación | CAN/RS485 |
Interruptor automático de alta corriente | 250A |
Eficiencia | >98% |