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The newest innovative Lithium Iron Phosphate battery from Fortress Power is the eVault Max 18.5 kWh®. An all-in-one solution for your residential and commercial needs. Scalable up to 370kWh with a serviceable top cover access to make installation of this battery simple and worry free. The eVault Max is AC/DC coupled to solar arrays and works for many applications that require solar storage, including Off-Grid, Back Up power, self-supply and Peak Charge Reduction just 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
Key Features:
- Latest Lithium Iron Phosphate Technology (UL 1973 And UL9540 Certified)
- Expandable From 18.5 KWh To 370 KWh For Both Residential And Commercial Buildings
- Local Monitoring Via Large LCD Display
- Closed-Loop Communication With Hybrid Inverters Via Smart Digital Process Based Battery Management System (BMS)
- Competitively Priced And Easy To Install With > 98% Round-Trip Efficiency
- Optimized Internal Structure Makes For Easy Installation And Serviceability
- AC/DC Coupling To Existing And New PV Systems
- 10-Year Warranty
Please Note: The eVault Max Can’t Be Retrofit To An Existing eVault Classic System. If You’re Looking To Add eVault Classic To An Existing System, please reach out to us at support@ecoemperor.com.
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Total Energy (kWh) |
18.5 |
Capacity[Ah] |
360 |
Nominal Voltage [V] |
51.2 (48) |
Voltage Range[V] |
48-55 |
Recommended Charge Current [A] |
150 |
Max. Charge Current (Continuous)[A] |
180 |
Max. Discharge Current (Continuous)[A] |
180 |
Max. Pulse Current (for 10 sec) [A] |
200 |
Charging Temperature[F] |
32 to 120 |
Discharging Temperature[F] |
14 to 77 |
Dimension [H xW x D, inch] |
20.3 x 20.3 x 42.2 |
Weight[lbs] |
520 |
Enclosure Protection Rating |
IP55 |
Mounting options |
Floor standing |
Certificates |
UL 1642, UL1973, UL9540 |
Warranty |
10 Years |
Scalability |
Maximum 20 in Parallel (370 kWh) |
Communication |
CAN/RS485 |
High Current Circuit Breaker |
250A |
Efficiency |
>98% |
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Datasheets
eVault Max Data Sheet
eVault Max Brochure (Spanish)
Installation Guides/Warranty
Warranty
Quickstart Guide
Installation Manual
Inverter Guides (How to Configure Your Inverter/Charger)
Battery Firmware Download
Certifications
UL9540 Test Certificate
UL9540a Large Scale Fire Test Report
Application Note on Wall Spacing + Drywall Type
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Shipping is typically through freight carriers and the actual shipping time is contingent on your location and the specific warehouse dispatching your order. Please allow for a 1-3 business day processing period before shipment, and an estimated delivery time of up to 7 business days. Your confirmation email will include delivery details and we will send you a tracking number as soon as one is available. If you ordered several separate items, you may receive multiple tracking numbers. Once the item has been shipped, the freight service will contact you to coordinate the date and time of delivery. If you require any special accommodations during delivery please let us know as soon as possible and let the delivery company know when arranging the appointment.
Typically, orders will be dropped off either curbside or outside your front door or garage. It is your responsibility to bring the order inside or to its final destination and to remove any existing items.
Depending on the item, parts may be shipped in multiple boxes, and assembly may be required. When your order is delivered, please check that you have all pieces of the item and that nothing is damaged. If your order is damaged during transit and external damage is visible, note the damage immediately, write it on the delivery documents, take photos and/or videos, and refuse shipment. If there is no visible external damage, accept the package but note “subject to concealed damage” on the delivery documents. Any damage upon delivery needs to be reported within 24 hours of delivery or you may not be eligible for a refund. For additional information on submitting claims, as well as incorrect item exchanges, and replacements, please see our Refund Policy.
For more information about shipping, please visit our complete Shipping Policy.