Expand Your Energy Independence with the Triple Power Slave HV11550 Lithium Battery (5.8 kWh)

In the world of photovoltaics, the energy needs of a home or business can change over time. Maybe you’ve bought an electric car, installed a heat pump, or simply want to make the most of the energy produced by your solar panels—even at night.

This is where the Triple Power Lithium Battery – Slave HV11550 Model with 5.8 kWh comes into play, one of the most advanced and reliable high-voltage storage solutions on the market, available in the Mr. Watt catalog.

In this article, we’ll discover its main features, the advantages of lithium technology, and how this “Slave” module can help you scale your system.

What is a “Slave” Module and Why is it Advantageous?

In photovoltaic storage jargon, modular systems like SolaX’s Triple Power are made up of a “Master” unit (which contains the BMS, the electronic brain that manages charging) and one or more “Slave” units.

The HV11550 model is designed specifically as an expansion module. If you already have a compatible system and want to increase your energy reserve, you don’t need to buy all the control electronics again: you just need to connect this additional battery in series. It’s a smart system that helps reduce costs and scale your system up to 23.2 kWh total (by connecting up to 3 Slave modules to one Master module).

The 4 Major Advantages of the Triple Power HV11550

Based on cutting-edge LiFePO4 (Lithium Iron Phosphate) technology, this battery offers safety and performance standards far superior to old lead or traditional lithium technologies. Here are its strengths:

• Depth of Discharge (DoD) at 90%: This means that out of the 5.8 kWh nominal capacity, you can actually use almost all of it without damaging the cells.

• Maximum Safety and Eco-Friendliness: LiFePO4 chemistry is inherently the safest against overheating. Plus, it contains no toxic heavy metals or caustic materials.

• Long Lifespan (Over 6,000 cycles): Designed to last, it guarantees optimal performance for many years of intensive daily use. Not surprisingly, it comes with a long 10-year warranty.

• Versatile Installation (IP65): Thanks to its IP65 protection rating, the design is completely sealed against dust and water jets. You can choose to install it on the floor or wall, indoors or outdoors (as long as it’s protected from direct weather).

Technical Specifications at a Glance

When planning the expansion of a technical room, space requirements are crucial. Here are the physical and electrical data to keep in mind for installing this module:

• Nominal Capacity: 5.8 kWh

• Technology: Lithium Iron Phosphate (LiFePO4) – High Voltage (HV)

• Manufacturer’s Warranty: 10 years

• Weight: 72.2 kg

• Dimensions (Width x Depth x Height): 474 x 193 x 647 mm

• Mounting: Floor or wall

• Monitoring: Compatible with app and web portal via inverter/BMS.

Why Choose It for Your System?

Adding the Triple Power Slave HV11550 to your system means investing in maximum reduction of grid electricity consumption. Thanks to intelligent remote monitoring, you can view the battery’s charge status, data history, and decide how and when to use the stored energy—all conveniently from your smartphone.

Whether you’re working on a residential, commercial, or high-power off-grid project, this module guarantees fast charging times and uncompromising stability.

Ready to upgrade your solar system? Discover availability, prices, and detailed technical sheets for the Triple Power Slave HV11550 Battery directly in our store.