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Pylontech US3000D 3.5kWh Li-Ion Solar Battery

The Pylontech US3000D 3.5kWh Li-Ion Solar Battery is a high-performance 48V lithium battery designed for residential and commercial solar energy storage. With a nominal energy capacity of approximately 3.55kWh, up to 95% depth of discharge (DoD) and an intelligent Battery Management System (BMS), the US3000D provides dependable energy storage for solar installations, backup power systems and hybrid inverter applications.

The Pylontech US3000D is an excellent option for South African homes and businesses looking to store excess solar energy during the day and use it when solar generation is unavailable, including during the evening or periods of grid interruption.

Its modular design also makes it possible to expand the battery bank as your energy-storage requirements increase.

Key Features of the Pylontech US3000D

3.55kWh nominal battery capacity

Approximately 3.374kWh usable capacity

48V low-voltage lithium battery

95% depth of discharge (DoD)

Lithium Iron Phosphate (LiFePO4/LFP) battery chemistry

Intelligent integrated Battery Management System (BMS)

Supports monitoring of battery status, including State of Charge (SoC) and State of Health (SoH)

RS485 and CAN communication

Modular and expandable battery architecture

Up to 16 US3000D units can be connected in parallel, subject to system design and manufacturer requirements

Designed for residential and commercial energy-storage applications

Suitable for solar energy storage and backup-power applications

Rack-mount or wall-mount installation options, depending on the installation configuration

Approximately 32kg per battery module

The published technical specifications indicate a nominal energy capacity of 3552Wh, 48V operating voltage, 95% DoD and approximately 3374Wh usable capacity.

Why Choose the Pylontech US3000D?

Reliable Lithium Energy Storage

The Pylontech US3000D uses lithium iron phosphate battery technology, providing a modern alternative to traditional lead-acid battery storage. Its integrated BMS continuously manages important battery parameters to help protect the battery during operation.

Make Better Use of Your Solar Power

Solar panels generate electricity during daylight hours, but household and business electricity consumption often continues after sunset. A solar battery allows excess solar energy to be stored and used later.

The US3000D can therefore form an important part of a solar-and-battery system designed to increase the use of stored renewable energy and reduce reliance on grid electricity.

95% Depth of Discharge

With a published depth of discharge of up to 95%, the Pylontech US3000D provides a high proportion of its nominal storage capacity for practical energy-storage applications.

The published usable capacity is approximately 3.374kWh. Actual available energy will depend on inverter settings, operating conditions, battery temperature, system efficiency and other installation factors.

Expandable Battery Storage

One of the major advantages of a modular battery system is the ability to increase storage capacity as your requirements change.

The US3000D supports parallel connection of multiple battery modules, with published specifications indicating up to 16 units in parallel, subject to the manufacturer's installation and system requirements.

This makes the Pylontech US3000D suitable for installations that may need additional battery capacity in the future.

Intelligent Battery Management System

The integrated BMS is designed to monitor and manage important battery parameters, helping protect the cells against abnormal voltage, current and temperature conditions.

The BMS also enables battery information such as State of Charge (SoC) and State of Health (SoH) to be monitored by compatible energy-management equipment.

Pylontech US3000D Specifications

Specification Details

Brand Pylontech

Model US3000D

Battery type Lithium Iron Phosphate (LiFePO4 / LFP)

Nominal capacity 3.55kWh / 3552Wh

Usable capacity Approximately 3.374kWh

Nominal voltage 48V

Depth of discharge Up to 95%

Normal continuous discharge 1776W

Maximum discharge 3552W for 5 minutes

Surge discharge 4320W for 15 seconds

Communication RS485 and CAN

Parallel connection Up to 16 units

Weight Approximately 32kg

Installation Rack or wall mounting, depending on configuration

Application Residential and commercial energy storage

Specifications should always be checked against the manufacturer's latest datasheet before installation, as specifications, supported equipment and installation requirements can change. Published South African product listings currently report these specifications for the US3000D.

Pylontech US3000D for Solar Systems in South Africa

South Africa has a strong demand for residential and commercial energy-storage solutions, particularly where solar generation is combined with battery storage.

The Pylontech US3000D 3.5kWh battery can be used to store energy generated by a compatible solar PV system. During periods of high solar generation, excess energy can be directed into the battery. The stored energy can then be used when solar production decreases.

A typical solar-storage system can therefore include:

Solar panels → Solar inverter → Pylontech battery → Household or business loads

The exact configuration depends on the inverter, solar installation, electrical loads and required backup duration.

If you are unsure how many batteries you need, we recommend sizing the battery bank according to your actual electricity consumption and the loads you want to keep powered.

How Much Energy Can a Pylontech US3000D Store?

The Pylontech US3000D has a nominal capacity of approximately 3.55kWh, with a published usable capacity of approximately 3.374kWh at 95% depth of discharge.

For example, a theoretical 3.374kWh usable battery could provide approximately:

3374W for 1 hour

1687W for 2 hours

843W for 4 hours

337W for 10 hours

Actual runtime will vary because inverter efficiency, battery operating limits and the power consumption of connected appliances affect the amount of energy available to your loads.

Is the Pylontech US3000D Suitable for Backup Power?

Yes. The US3000D can form part of a compatible backup-power or hybrid solar system.

It can store energy and supply power to supported loads when solar generation is unavailable. However, the battery itself does not determine which appliances will remain operational during a power outage. Your inverter, changeover/backup configuration, battery bank size and electrical installation determine the available backup power.

For larger loads or longer backup periods, multiple battery modules may be required.

Can You Expand a Pylontech US3000D Battery System?

Yes. The US3000D is designed as a modular energy-storage solution.

Multiple compatible Pylontech battery modules can be connected in parallel to increase total energy-storage capacity. Published product specifications indicate support for up to 16 units in parallel.

When expanding a battery bank, all compatibility, firmware, installation and inverter requirements should be checked before adding additional modules.

Pylontech US3000D Compatibility

The Pylontech US3000D communicates with compatible inverters using battery communication interfaces such as CAN and RS485.

Before purchasing, check that your inverter supports the Pylontech US3000D and the appropriate communication protocol.

Compatibility should be confirmed using the latest battery and inverter compatibility documentation rather than relying solely on the physical voltage of the battery.

If you are unsure whether your inverter is compatible, contact us with your inverter brand and model number before ordering.

Pylontech US3000D Installation

The Pylontech US3000D is intended to be installed as part of a properly designed battery energy-storage system.

Installation should be performed by a suitably qualified solar or electrical professional and must follow the manufacturer's installation instructions, applicable electrical requirements and the requirements of the inverter manufacturer.

Correct installation is important for:

Battery safety

Correct inverter communication

Battery performance

System reliability

Warranty compliance

Battery brackets, cabinets, racks and other installation accessories may be sold separately depending on the configuration.

Pylontech US3000D Warranty

The warranty applicable to your Pylontech US3000D should be confirmed at the time of purchase and should be read together with the manufacturer's warranty terms and conditions.

Some South African suppliers currently advertise a 7-year standard warranty with the possibility of extending this to 10 years through battery registration. Registration requirements and warranty conditions should be confirmed before relying on an extended warranty.

Pylontech US3000D 3.5kWh Solar Battery FAQs

What is the Pylontech US3000D?

The Pylontech US3000D is a 48V lithium iron phosphate (LiFePO4/LFP) battery designed for residential and commercial energy storage. It has a nominal energy capacity of approximately 3.55kWh and a published usable capacity of approximately 3.374kWh.

How many kWh is the Pylontech US3000D?

The Pylontech US3000D has a nominal capacity of approximately 3.55kWh. Its published usable capacity at 95% depth of discharge is approximately 3.374kWh.

Is the Pylontech US3000D a 48V battery?

Yes. The US3000D is a 48V-class low-voltage lithium battery designed for compatible energy-storage systems.

Is the Pylontech US3000D LiFePO4?

Yes. The US3000D is a lithium iron phosphate (LiFePO4/LFP) battery. This battery chemistry is commonly used in modern solar energy-storage systems.

What is the usable capacity of the US3000D?

The published usable capacity is approximately 3374Wh (3.374kWh) based on a 95% depth of discharge. Actual usable energy depends on system conditions and inverter settings.

What is the depth of discharge of the Pylontech US3000D?

The published maximum depth of discharge is 95%.

How many Pylontech US3000D batteries can be connected together?

Published specifications indicate that up to 16 US3000D units can be connected in parallel, subject to the manufacturer's requirements and the configuration of the overall energy-storage system.

Can I add another Pylontech battery later?

The modular design of the US3000D allows battery capacity to be expanded, provided the additional battery, existing battery bank, inverter and installation meet the manufacturer's compatibility and configuration requirements.

What inverter is compatible with the Pylontech US3000D?

Compatibility depends on the specific inverter model and firmware. The US3000D supports battery communication through interfaces including CAN and RS485. Always check the latest Pylontech and inverter compatibility documentation before installation.

Can the Pylontech US3000D be used with solar panels?

Yes. The US3000D can be used as the battery-storage component of a compatible solar PV and inverter system. Solar energy can be stored in the battery and used later by connected loads.

Can the Pylontech US3000D be used during load shedding?

It can form part of a correctly configured backup-power system. Whether your appliances remain powered during a grid outage depends on the inverter, backup circuits, battery capacity and system configuration.

How long will a Pylontech US3000D battery last?

Battery runtime depends on the electrical load being supplied. For example, a 500W load will use considerably less energy per hour than a 2,000W load. Battery lifespan also depends on operating conditions, charging and discharging patterns, temperature and installation.

How long will a 3.5kWh battery run my house?

There is no single runtime because every home has different electricity consumption. A US3000D has approximately 3.374kWh of published usable capacity, so runtime can be estimated by dividing usable energy by the average load, while allowing for inverter and system losses.

Can the US3000D power a kettle or geyser?

Whether a specific appliance can be powered depends on its power rating, the inverter's output capability and the number of batteries installed. High-power appliances can significantly increase battery discharge and may require a larger inverter and battery bank.

Does the Pylontech US3000D have a built-in BMS?

Yes. The US3000D has an integrated Battery Management System designed to monitor and manage important battery operating parameters.

Does the Pylontech US3000D support CAN communication?

Yes. The published specifications list CAN and RS485 communication interfaces.

How heavy is the Pylontech US3000D?

The published weight is approximately 32kg per battery module.

Is the Pylontech US3000D suitable for residential solar?

Yes. Its 48V architecture, modular design and energy-storage capacity make it suitable for compatible residential solar and backup-power applications.

Is the Pylontech US3000D suitable for commercial solar?

It can be used in suitable commercial energy-storage applications. Larger commercial installations may require multiple battery modules, appropriate inverter capacity and professional system design.

Does the Pylontech US3000D need an inverter?

Yes. The battery needs to be integrated into a compatible energy-storage system. A compatible inverter/charger is required to manage charging and convert stored DC energy into AC power for typical household and business loads.

Is the Pylontech US3000D better than a lead-acid solar battery?

The US3000D uses LiFePO4 lithium technology, which offers different performance, usable-capacity and maintenance characteristics compared with traditional lead-acid batteries. The best option depends on your system requirements, budget, available space, expected usage and required backup performance.

Where can I buy the Pylontech US3000D in South Africa?

The Pylontech US3000D is available through South African solar and energy-storage suppliers. When purchasing, check product authenticity, warranty support, compatibility, availability and whether installation accessories are included.

Why Buy the Pylontech US3000D?

If you are looking for a 3.5kWh lithium solar battery in South Africa, the Pylontech US3000D offers a combination of modular expansion, 48V architecture, LiFePO4 battery chemistry, integrated BMS and communication capabilities.

It is well suited to homeowners and businesses looking to increase solar energy storage, improve backup-power capability and build a scalable battery system.

Order your Pylontech US3000D 3.5kWh solar battery today, or contact us if you need assistance checking compatibility with your inverter or determining how many batteries your solar system requires.

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