Fortress Power Evault Review – Fortress battery techniques make the most of the industry’s most environmentally benign chemistry- Lithium Ferro Phosphate, which eliminates working temperature constraints, toxic coolants, and the chance of thermal runaway and fireplace. The built-in sensible Battery Management System (BMS) integrates multilevel safety ideas: Overcharge and Deep Discharge Protection; Voltage and Temperature Observation; Cell balancing.
Fortress Power Evault Review
Fortress high-performance Lithium Batteries are manufactured at the highest quality normal. It comes with a large power capacity and quick charging and continuous discharge power. The proprietary structure and BMS remove the need for cooling or ventilation, which creates an efficient round-trip conversion.
The Fortress Lithium Battery is protected, simple to install, constantly dependable, and highly efficient. It gives you the bottom lifetime energy cost
Reviews Fortress Power 18.5kWh
They have their very own touchscreen display that provides you with the state of charge the battery voltage, your current flow in and out of the battery bank. Each battery has a 250 amp breaker on the top. So, from the terminals on the battery, its overcurrent protection 250 amps out to the loads. You might instantly hook these up to an inverter, or you would wire them to a high current bus, and parallel multiple batteries collectively to realize an appropriate capacity to your application.
This battery is nice for larger-scale off-grid functions sometimes, the minimal clearly is going to be 18 kilowatt-hours. But, if you wish to have building blocks of 18-kilowatt-hour chunks, that’s where this explicit battery is going to be greatest suited.
Fortress eVault 18.5kWh
So, you understand usually we’ll be using these batteries for purposes which might be 30 kilowatt hours or more, due to the numerous constructing blocks on account of the 18 kilowatt-hour capacity of each of these particular person banks.
Another cool characteristic of this battery is, that it’s on casters. So, it weighs about 400 pounds but transferring it round to where its closing resting place is going to be is pretty straightforward with the casters. This specific battery has knockouts on the perimeters. On both facet, it permits you to put in like a one-inch conduit, or one-inch string aid proper into the battery.
eVault 18.5kWh Specifications
|Total Energy (kWh)
|51.2 (48) V
|Recommended Charge Current
|Max. Charge Current (Continuous)
|Max. Discharge Current (Continuous)
|Max. Pulse Current (for 10 sec)
|32 to 113 F
|32 to 113 F
|Recommended Storage Temperature
|50 to 95 F
|Dimension (H xW x D, inch_
|38.8 x 19.2 x 21.3
|Enclosure Protection Rating
|Maximum 12 in Parallel (222 kWh)
|High Current Circuit Breaker
Fortress Power VS Tesla Powerwall
Comparison between the Fortress power battery and the Tesla Powerwall battery. The very first thing that I will point out is the security of our battery system. Fortress makes use of lithium iron phosphate chemistry in addition to being extra safer than the Tesla Powerwall chemistry.
|No. of Parallel Stacking
|Guaranteed Battery Cycles
This safety additionally permits us to have more power and longer duration which means, that we now have a 40% extra storage capability and a 100%, 40 percent more output, meaning that you simply’re able to power extra home equipment on your longer period of time.
Fortress Power Evault Review – Fortress offers a 10-year warranty with round a 12 to 15-year lifespan while Tesla supplies round half of that possibly six to seven, eight years of lifespan. Now, you are in all probability wondering how did you calculate this by way of security and longevity.
Fortress Power 5.4kW
We calculate this using energy throughput. Energy throughput is the total amount of energy a battery could be anticipated to retailer and deliver over its lifetime. So, if you see here the afford transparent evil has 88.8 make watt-hours of energy throughput.
The assessments of Powerwall has solely 37.8 make plenty of hours of energy throughput, most exhibiting that our battery just isn’t only safer but gonna last a heck of a lot longer. And lastly, I’d wish to deliver up the cost. So, you can see right here, the fortress power system here on the left, and the two Tesla Powerwall right here on the best.
The put in cost of the fortress system is less than that of the Tesla Powerwall with a bigger inverter but also has a for much longer energy throughput of 88.8 compared to 75.6. So, you can see after we take this, and we get the cost per greenback per kilowatt-hour the fortress power system is definitely more efficient and better in terms of the dollars per kilowatt-hour that is being paid.
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Fortress Evault Installation
1. Mounting and securing the battery
The Fortress eVault 18.5 is designed to stand on the floor with 4 wheels on the bottom. If desired, the wheels can be disassembled. We recommend putting the batteries on durable racks to avoid flooding. Please refer to the Fortress Lithium Battery Data Sheet for weight and dimension.
2. Mounting the battery pack to a wall
- Fasten the screws through the mounting brackets into the holes of the battery pack on both sides.
- Secure the mounting brackets to the wall with screws. Make sure to leave a space of
at last 2.18 inches in between the battery pack and the wall.
- Lock the rollers on the battery pack
3. Connecting the battery to the Charge Controller and/or Hybrid Inverter
The battery terminals are positioned under the top cover. Please use the screwdriver to take
the screws along the top cover off.
Please make sure the breaker near the terminal is in the OFF position. Please install the positive cable first and the negative cable second. Please do not cross the positive and negative terminals; also, ensure the terminals are not connected to any metal mounting, fixture, or body part. Recommended terminal torque is 7.0 – 7.7 Nm (5.1 – 5.7 ft-lb)
The Fortress Lithium Batteries are equipped with two M8 threaded terminals with a lock washer and nut. The right-hand stud resides in a red high-temperature molded insert. This connection is for the positive lead. The left-hand stud resides in a black high-temperature insert. This connection is for the negative lead. 8mm ring terminals along with proper size wiring cables are required to connect the battery to the inverter/charger. Do not reverse polarity, doing so will void the warranty. Use a voltmeter to check polarity before connecting terminals.
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