51.2V 32KWh Residential Flywheel Energy Storage
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51.2V 32KWh Residential Flywheel Energy Storage

51.2V 32KWh Residential Flywheel Energy Storage

This MASON 560L‑N floor‑standing LiFePO4 battery delivers 32kWh usable energy at 51.2V 628Ah, built for heavy‑demand residential and small‑medium commercial solar storage deployments. Many solar contractors encounter uneven cell voltage drift, short service life, limited current output and complicated multi‑pack expansion when sourcing large‑capacity storage units. This cabinet‑style battery addresses those real‑world project pain points with 2P16S automotive‑grade LiFePO4 cell setup and integrated high‑performance active balancing hardware.

01 Product Overview

 
 

• High Cycle‑life Performance, High Current Output and Efficient Active Cell Balancing:Rated for 8000 cycles under 80% DOD at 25℃, the unit supports 100A standard charge‑discharge current with peak 200A charge and discharge capability, handling higher load demands for business premises and large household solar setups. Its built‑in active balance board transfers energy between individual cells instead of wasting power via heat‑generating passive balancing. Balancing runs across charging, discharging and standby status, minimising cell voltage deviation over long‑term operation and cutting premature capacity drop for parallel battery banks.

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02 Key Specifications

 
 
 
 

 

 

Specification

Value

Rated Energy

32 kWh

Configuration

2P16S

Nominal Voltage

51.2 V

Working Voltage

41.6–57.6 V

Nominal Capacity

628 AH

Rated Charge/Discharge Current

100 A @ 25 ± 2°C

Maximum Charging Current

200 A @ 25 ± 2°C

Working Temperature

0–40°C (Charge); -20–40°C (Discharge)

Weight

240 kg ± 3 kg

Dimensions

416 × 560 × 910 mm

Storage Temperature & Humidity

-10°C to 35°C (within one month); 25 ± 2°C (within three months); 65% ± 20% RH

Cycle Life

8,000 cycles @ 25C, 100A charge and discharge current, 80% DOD

IP Grade

IP10

Communication

CAN & RS485

Humidity

5–80%

Altitude Limit

0–3000 m

 

○ Appearance and interface

 

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○ Capacity Scalability, Inverter Compatibility and Local Monitoring & Fault Logging

 

Up to 16 packs can be connected in parallel to scale total system capacity according to growing project energy requirements.

CAN and RS485 dual communication interfaces ensure smooth data exchange with mainstream solar hybrid and off‑grid inverters. Local LCD panel plus LED status indicators let field technicians read cell voltage, temperature and SOC directly onsite.

Bluetooth access allows quick parameter check and status review without extra test tools.

The system saves maximum 500 historical fault records, greatly speeding up fault location and troubleshooting during commissioning or later site maintenance.

 
RS485 connectors definition

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○ LED lights
One running indicator (Green)
One warning indicator (Red)
And four capacity indicator (Green)
 

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○ Working mode

 

Wide Temperature Range & Thermal Monitoring

This battery operates over a broad temperature window. It supports charging from 0℃ to 40℃ and discharging from ‑20℃ to 40℃. Multiple sensors continuously monitor cell, ambient and MOSFET temperature to capture thermal changes under real‑world site conditions.

Multi‑level Safety & Pre‑charge Protection

Comprehensive hardware plus software protection guards against common system hazards including over‑voltage, under‑voltage, over‑current, short‑circuit and extreme temperature. The built‑in pre‑charge feature effectively avoids component damage caused by inrush current when powering up the whole solar energy storage system.

Auto Sleep and Multiple Wake‑up Solutions

To cut idle power loss, the unit triggers automatic sleep mode after 48 hours of standby with no charge or discharge activity. Users can wake the battery via charging input, 48V signal trigger or manual reset button according to actual site operation needs.

Convenient Structure for Site Installation

Designed as a floor‑standing model, it comes with built‑in moving casters and side handles. These fittings greatly simplify on‑site transportation and handling, and it is ready for indoor cabinet mounting on non‑flammable surfaces.

 

 

○ Project Application, Factory QC and Technical Service for Solar Partners

 

Suitable for large villa self‑consumption, grid failure backup power, small shop, office and light commercial solar storage projects. We conduct full‑range pack‑level validation including cell screening, BMS assembly, functional testing and ageing cycle before shipment. Every finished battery pack supports full batch traceability back to raw cell batches and complete factory inspection archives. For global solar distributors, system integrators and installation partners, we provide full sets of technical documentation and export‑required files. Our engineering team can offer pre‑sales project assessment and wiring suggestions to reduce common on‑site configuration errors.

 

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OEM / Customization

 

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OEM support is available for overseas distributors, bulk dealers and solar engineering contractors.

Based on the source page, customization options include:

- Housing styling

- Brand logo

- CAN and RS485 communication specifications

- Personalized user guides

- Outer packaging design

 

 

 

Manufacturing & Quality Information

 
 
 

 

The source page states that the output port layout follows a fixed standard design

and cannot be changed on request. Sample orders and large-volume supply are available.

 

 

 

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Expert R&D Team
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20+ Years in Li-battery Industry
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Digital PLM R&D System

 

 

 Manufacturing & Quality Information

 
 
 
 

 

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The company states that its manufacturing process records production data from cell grading through aging testing. It also describes closed-loop engineering revision control covering PR, ECR and ECN processes, with battery packs traceable to cell batches and factory inspection records.

 

 

 

 

Certifications & Transport Documents

 
 

 

 

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 FAQ

01.Is this battery compatible with household solar inverters?

 

Compatibility depends on the inverter voltage range and communication requirements. Please provide the inverter brand and model so that compatibility can be confirmed before ordering.

 

02. Do you accept sample test orders?

 

Yes. Trial sample orders are available. Please provide the required quantity, destination country and technical requirements so the suitable configuration and quotation can be confirmed.

03. Can we customize the shell color and brand logo?

 

Yes. OEM options include housing color, brand logo, user guides and outer packaging, subject to order quantity and project requirements.

 

04.Can multiple battery units be connected in parallel?

 

Yes. The source specification states support for up to 16 units in parallel through the specified communication and system configuration.

 

 

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Get in Touch With Us

We are excited to get to work with you. Please do not hesitate to contact us with any queries.

 

WhatsApp/Mobile: +8618975983437

Mail: Leeana.long@tenzenergy.com

Website:  www.tenzenergy.com

 

Guangdong Tianchi New Energy Technology Co.,Ltd.

 

 

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