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Introducing the Fortress Power eVault Max 18.5kWh LFP Battery by Fortress: a tall, silver rectangular device featuring a black top and an intuitive digital display on the front. It is equipped with a durable Lithium Iron Phosphate battery, ensuring reliable backup power. Designed for versatility, it is mounted on wheels for convenient movement and includes an open panel at the top for seamless operation.

Fortress Power eVault Max 18.5kWh LFP Battery

SKU EVAULT-MAX-18.5
$9,536.07 - $9,536.07
$9,536.07
$9,536.07 - $9,536.07
$9,536.07
Availability:
In stock

The newest innovative Lithium Iron Phosphate battery from Fortress Power is the eVault Max 18.5 kWh®. This all-in-one solution meets both residential and commercial energy needs. 

The eVault Max can be AC/DC coupled with solar arrays and supports various applications requiring solar storage, including off-grid systems, backup power, self-supply, and peak charge reduction, to name a few.

  • Overcharge and Deep Discharge Protection
  • Over-heat protection
  • Over Current Protection
  • Cell Monitoring and Balancing
  • Voltage and Temperature Monitoring
  • Closed-Loop Communication with Inverters
  • Optimized Internal Structure – Easily Serviceable
  • Handles More Surge Capacity from Inverters

Note: Fortress Power Evault technology is capable of connecting 20 units in parallel to achieve 370kWh! These batteries connected in parallel can communicate with each other for voltage monitoring and balancing.

Standart Shipping

Estimated delivery time: 2-4 days

Key Features

High Capacity: Provides 18.5 kWh of storage, expandable up to 370 kWh, ideal for large residential and commercial applications.

Long Cycle Life: Offers 8,000 cycles at 80% Depth of Discharge (DoD), ensuring a long-lasting battery lifespan.

Efficient Power Output: Delivers 98% efficiency at 0.5C for optimal energy storage and usage.

Advanced Battery Management: Equipped with a digital Battery Management System (BMS) for precise cell-level monitoring and balancing, enhancing performance and safety.

Wide Temperature Range: Operates efficiently between -4°F and 140°F during discharge, making it suitable for diverse climates.

Certifications: Meets UL1642, UL1973, and UL9540 safety and reliability standards.

Ease of Installation: Features a serviceable top-cover design for simple installation and maintenance.

LCD Touch Display: Includes a built-in LCD screen for real-time performance monitoring.

Closed-Loop Inverter Communication: Ensures seamless integration with inverters for optimized energy management.

Technical Specifications
  • Total Energy Output: 18.5 kWh
  • Capacity: 360 Ah
  • Nominal Voltage: 51.2 V (48 V)
  • Voltage Range: 48-55 V
  • Recommended Charge Current: 150 A
  • Max. Charge Current (Continuous): 180 A
  • Max. Discharge Current (Continuous): 180 A
  • Max. Pulse Current (for 10 seconds): 200 A
  • Charging Temperature: 32°F to 120°F
  • Discharging Temperature: 14°F to 77°F
  • Dimensions (H x W x D): 20.3 x 20.3 x 42.2 inches
  • Weight: 520 lbs
  • Enclosure Protection Rating: IP55
  • Mounting Options: Floor standing
  • Certificates: UL1642, UL1973, UL9540
  • Warranty: 10 years
  • Scalability: Up to 20 units in parallel (370 kWh)
  • Communication: CAN/RS485
  • High Current Circuit Breaker: 250 A
  • Efficiency: Greater than 98%
Product Sheet

Fortress Power Battery 18.5KW

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Fortress evault max Introduction