PKNERGY 5kWh Solar Powerwall Battery – New Design, High Efficiency

Product Name

PK-51.2100P-N

Application

Residential, Solar ESS, Solar backup system

Battery Type

Powerwall Battery

Voltage

51.2V

Capacity

100Ah

Cycle Life

Over 7000 times

Dimension

L480W485H155mm

Cell Type

3.2v 300ah Lifepo4 Battery Cell

Certificate

Get a Quote Now Datasheet

15 Years Long Life Span

Intergrated BMS Overall Protection

● 7000 Cycles @98% DOD
● Offer up to 100% depth of discharge.

Product Features

Improved Safety, BMS Protection

And up to 200A discharge capability

Up to 215.04 kWh in Low Voltage Connection

Extended Warranty Up to 10 years

Exceptional lifespan of Up to 7000 Cycles

Real-time monitoring System and remote Debug

Compatible with most inverters on the market

Non-Toxic & Non-Hazardous Cobalt-Free LFP Chemistry

Extended Operating Temperature -20℃ to 60℃

Certification: CE, UN38.3, MSDS,IEC/ISO9001/ISO1400

Battery Pack Specifications

Item	Value
Product Model	PK-51.2100P-N
Rated Power	5.12kWh
Rated Voltage	51.2V
Suggested Working Voltage Range	44.8V~56.8V
Rated Charge/Discharge Current	0.5C
Max. Charging/Discharging Current	100A
Rated Capacity	100Ah
Communication Method	USB/RS485/CAN
Working Temperature Range	Charging: 0~55℃ / Discharge: -20~55℃
Working Humidity Range	5-85%RH
Discharge Depth	80-90%
Cycle Life	≥7000 @80%DOD / 0.2C / 25±2℃
Protection Grade	IP20
Overall Dimensions	485mm (L) * 480mm (W) * 155mm (H) (excluding hanging & wall brackets)
Display	3.2-inch touch screen
Net Weight	≤45KG
No. Of Parallel Connection	Supports 16 pieces in parallel
Certification	ROHS/UN38.3/MSDS
WIFI/Bluetooth (Optional)
Test Condition 80% DOD, 0.2C charge & discharge @25℃

Applications

Inverter Compatible

Benefits of Pknergy 5Kwh Battery

1 2 3 4 5

Stylish battery design

The Pknergy 5kwh battery is wall-mounted and does not take up valuable floor space. It brings stable power supply to the family while retaining the original activity space. And when the battery is running, it will not produce noise that affects life.

Stable 5kwh Power Supply

Pknergy 5kwh battery is made of LFP cells. LiFePO4 battery is one of the most stable and highly available lithium battery materials on the market. The battery can store electricity and become a backup power bank for households for 8 to 10 hours when the grid fails.

Long life 5kwh battery

Pknergy 5kwh battery uses A-level batteries with a designed service life of ten years. It can achieve 7,000 cycle life at a discharge depth of 60% and achieve a charging efficiency of 98%. Whether it is connected to a generator or a solar system, it can achieve the lowest Charge loss.ts as a disconnection point for inverter outputs, enhancing the overall security of the system and ensuring the safety of those installing and maintaining it.

Battery Durability

Pknergy 5 kwh Lithium ion Battery has a design life of up to 15 years and is guaranteed by the after-sales service of Pknergy’s professional team. Grade A high-quality lithium iron phosphate cells are the basis for ensuring the long-term operation of Pknergy batteries, Long cycle life (≥ 7000 cycles @ 90%).

The battery is equipped with BMS to accurately control the battery. Provides voltage and temperature observation, overcurrent protection, battery monitoring and balancing, and overheating protection for batteries. Extend battery life. Choosing Pknegy means not only choosing 5 kwh Lithium ion Battery, but also choosing the highest product quality.

Reliable BMS control system

Pknergy 5kwh battery uses top-level BMS to control the storage and output of the battery, greatly improving battery life. When grid fluctuations are detected, the battery will react within 5 milliseconds. Quickly complete the power supply for the whole house. until the battery is exhausted or power is restored.

COUTACT

FAQs

Q

Can the 5kWh wall-mounted battery be expanded for larger energy needs?

A

Yes. Our 5kWh battery supports parallel connection—up to 16 units can be connected in parallel to scale your energy storage capacity based on project demands. This flexibility makes it ideal for residential or small commercial energy systems.

Q

What inverter brands are compatible with your 5kWh battery?

A

Our battery is widely compatible. It supports mainstream inverter protocols (RS485/CAN), and works with brands like Deye, Growatt, GoodWe, Solis, and more. For specific compatibility, we can provide a matched inverter list or testing service.

Q

What is the expected lifespan and warranty of this battery?

A

Our 5kWh battery is designed with LiFePO₄ cells, offering 7000+ cycles at 80% DOD. That translates to over 10 years of service in daily cycling applications. We offer a 10-year limited warranty, covering key performance metrics and manufacturing defects.

Q

Is the battery certified for international shipment and installation?

A

Yes. Our 5kWh battery holds key global certifications, including UN38.3, MSDS, CE, IEC62619, and UL1973 (optional). This ensures it meets safety and compliance standards for international transport, installation, and commercial use.

Related Products

PKNERGY 51.2V Smart LiFePO₄ Wall Battery (5–15kWh) for Home & Business

PKNERGY 5Kwh-30Kwh Portable Solar Battery with Strong Wheels for Outdoor & Household

5Kwh 51.2V 100Ah Wall-Mount LiFePO4 Battery

PKNERGY 15Kwh 48V 300Ah Lithium Battery with Roller for Home Energy Storage

PKNERGY 15Kwh 51.2V 280Ah Solar Battery Bank For Home

Why PKNERGY

Tailor Made for Larger Residential & Light Commercial

Why Choose

Technology

During more than 20 years of battery manufacturing, PKNERGY has mastered a number of technologies and techniques, allowing for better products.

Why Choose

Safety

Various tests are done at PKNERGY to ensure the safety of our products for our customers.

Why Choose

Service

PKNERGY has a professional sales team to provide you with the best solutions and after-sale services.

Why Choose

Custom Design

Nearly 20 years in the battery industry, PKNERGY Battery is specialized in R&D and manufacturing battery power systems according to the customer’s unique needs.

Why Choose

Sustainable Development

PKNERGY strives to maintain an environmentally friendly process of operation. This allows us to create high quality products whilst being sustainable.

Why Choose

Innovation R&D

Constant innovation at PKNERGY is backed up by high standards of research and design policies.We attach importance to the research and development of product technology innovation, invested a lot of financial and manpower in the development of new products, a number of innovation and new technology patent and protection

1 2 3

Quality Control

Created the Safest & More Environmentally Future for Your Family

While focusing on research and development, we also pay attention to quality. ISO9001 certification in 1999, ISO14001 certification in 2004, OHSAS18001 and ISO45001 in 2016, IATF16949 certification in the same year; “National Integrated Management System” in 2018; ISO13485 certification in 2020, related products can provide GB, CE, UN, UL and other international certification.

Discover More

Save Money, Protect Environment

PKNERGY helps you reduce your energy bills for your home solar energy storage, store your solar energy for use anytime- at night or during an outage.

PKNERGY 5kWh Solar Powerwall Battery – New Design, High Efficiency

Product Name

PK-51.2100P-N

Application

Residential, Solar ESS, Solar backup system

Battery Type

Powerwall Battery

Voltage

51.2V

Capacity

100Ah

Cycle Life

Over 7000 times

Dimension

L480*W485*H155mm

Cell Type

3.2v 300ah Lifepo4 Battery Cell

Certificate

15 Years Long Life Span

Intergrated BMS Overall Protection

Product Features

Improved Safety, BMS Protection

And up to 200A discharge capability

Up to 215.04 kWh in Low Voltage Connection

Extended Warranty Up to 10 years

Exceptional lifespan of Up to 7000 Cycles

Real-time monitoring System and remote Debug

Compatible with most inverters on the market

Non-Toxic & Non-Hazardous Cobalt-Free LFP Chemistry

Extended Operating Temperature -20℃ to 60℃

Certification: CE, UN38.3, MSDS,IEC/ISO9001/ISO1400

Battery Pack Specifications

Applications

Inverter Compatible

Benefits of Pknergy 5Kwh Battery

Stylish battery design

Stable 5kwh Power Supply

Long life 5kwh battery

Battery Durability

Reliable BMS control system

FAQs

Q

Can the 5kWh wall-mounted battery be expanded for larger energy needs?

A

Yes. Our 5kWh battery supports parallel connection—up to 16 units can be connected in parallel to scale your energy storage capacity based on project demands. This flexibility makes it ideal for residential or small commercial energy systems.

Q

What inverter brands are compatible with your 5kWh battery?

A

Our battery is widely compatible. It supports mainstream inverter protocols (RS485/CAN), and works with brands like Deye, Growatt, GoodWe, Solis, and more. For specific compatibility, we can provide a matched inverter list or testing service.

Q

What is the expected lifespan and warranty of this battery?

A

Our 5kWh battery is designed with LiFePO₄ cells, offering 7000+ cycles at 80% DOD. That translates to over 10 years of service in daily cycling applications. We offer a 10-year limited warranty, covering key performance metrics and manufacturing defects.

Q

Is the battery certified for international shipment and installation?

A

Yes. Our 5kWh battery holds key global certifications, including UN38.3, MSDS, CE, IEC62619, and UL1973 (optional). This ensures it meets safety and compliance standards for international transport, installation, and commercial use.

Related Products

Why PKNERGY

Tailor Made for Larger Residential & Light Commercial

Quality Control

Created the Safest & More Environmentally Future for Your Family

Save Money, Protect Environment

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L480W485H155mm