51.2V 200AH Household Wall Mounted Battery

Featuring a high-capacity 200Ah lithium battery with intelligent BMS, ultra-low self-discharge, and multi-protocol compatibility, this energy storage solution delivers reliable, maintenance-free power for homes and businesses. Its compact yet powerful design ensures seamless integration with solar systems, backup power setups, and off-grid applications, providing long-lasting performance with effortless operation.

Battery Model：

WY25.6-200

Rated Voltage：

25.6V

Nominal Capacity：

200Ah

Energy：

5.12KWH

Weight(kg)：

41.2

Dimenison(mm)：

600*370*160

+86 13642754138

Whatsapp: +86 13642754138

info@vanyoenergy.com

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Product Features

Long Cycle Life - 6000 Cycles (25℃,80% DOD) for effectively lower total of ownership cost
Longer Service Life - Low maintenance batteries with stable chemistry
Built-in Circuit Protection - Battery Management System(BMS) is incorporated against abuse
Better Storage - Up to 6 months thanks to its extremely low self-discharge (LSD) rate and no risk of sulphation
Quickly Recharge - Save time and increase productivity with less downtime thanks to superior charge/discharge efficiency
Extreme Heat Tolerance - Suitable for use in a wider range of applications where ambient temperature is unusually high: up to +60°C
Support a variety of communication protocols, support - RS485, RS232, CAN etc
Strong compatibility - Compatible with a variety of inverters

Product Models

Model	WY25.6-100	WY25.6-200	WY51.2-100	WY51.2-200	WY51.2-280	WY51.2-314
Rated Voltage	25.6V	25.6V	51.2V	51.2V	51.2V	51.2V
Nominal Capacity	100Ah	200AH	100Ah	200AH	280AH	314AH
Energy	2.56KWH	5.12KWH	5.12KWH	10.24KWH	14.36KWH	16.07KWH
Cell Unit	3.2V 100AH	3.2V 200AH	3.2V 100AH	3.2V 200AH	3.2V 280AH	3.2V 314AH
Configuration	8S-1P	8S-1P	16S-1P	16S-1P	16S-1P	16S-1P
Charge Cutoff Voltage	29.2V	29.2V	57.6V	57.6V	57.6V	57.6V
Discharge Cutoff Voltage	22.4V	22.4V	43.2V	43.2V	43.2V	43.2V
Maximum Charging Continuous Current	50A	100A	50A	100A	100A	100A
Maximum Discharge Continuous Current	100A	200A	100A	200A	200A	200A
Dimensions (LWH)mm	390370160	600370160	600370160	850500160	800512260	800523260
Weight(kg)	24	41.2	41.2	80	124.3	130
Modules Connection	Maximum 16 in Parallel	Maximum 16 in Parallel	Maximum 16 in Parallel	Maximum 16 in Parallel	Maximum 16 in Parallel	Maximum 16 in Parallel
BMS Communication	RS485, CAN	RS485, CAN	RS485, CAN	RS485, CAN	RS485, CAN	RS485, CAN
Life time(25° c)	15 years	15 years	15 years	15 years	15 years	15 years
Life cycles(80% D0D, 25°C)	6000 cycles	6000 cycles	6000 cycles	6000 cycles	6000 cycles	6000 cycles
Charging Efficiency	≥98%	≥98%	≥98%	≥98%	≥98%	≥98%
Electricity charged in the shipped product	30%-50% SOC	30%-50% SOC	30%-50% SOC	30%-50% SOC	30%-50% SOC	30%-50% SOC
Operating Temperature	Charging: 0~55℃ Discharge: -10-55℃	Charging: 0~55℃ Discharge: -10-55℃	Charging: 0~55℃ Discharge: -10-55℃	Charging: 0~55℃ Discharge: -10-55℃	Charging: 0~55℃ Discharge: -10-55℃	Charging: 0~55℃ Discharge: -10-55℃
Storage Temperature	-20~60℃	-20~60℃	-20~60℃	-20~60℃	-20~60℃	-20~60℃

200AH Household Wall-Mounted Battery Application

Our 200Ah energy storage system delivers reliable residential solar storage for homes, seamless backup power for offices, and scalable solutions for commercial/industrial needs. Engineered to support telecom systems, microgrids, and renewable projects, it ensures uninterrupted power even in extreme temperatures. Perfect for off-grid and mobile applications, this high-capacity battery provides versatile, sustainable energy wherever you need it, combining robust performance with long-lasting reliability.

Detached homes / apartment PV+ESS

Detached homes/apartment PV+ESS

Off-grid power (farms, homestays)

Backup for small monitoring systems

Power for kiosks/convenience stores

Residential PV + storage

Factory Real Product Photos

Container Energy Storage

Energy Storage Converter

Battery

Packaging Information

After multiple tests before leaving the factory, it is sent to all parts of the world.

Energy Storage System FAQ

Q1: Are you a manufacturer or trader of batteries/energy storage systems?

A: We are a manufacturer specializing in batteries/energy storage systems.

Q2: Do you provide system integration, EMS/energy management software, and ongoing upgrades and platform support?

A: We can provide system integration, EMS/energy management software, ongoing upgrades and platform support, as well as technical training.

Q3: How Long Is The Warranty?

A: Our warranty is from 5 years.

Q4: How Can We Guarantee Quality?

A: Always a pre-production sample before mass production; Always a final inspection before shipment.

Q5: How are payment methods, credit terms, and contract terms (division of liability, compensation for delayed delivery, force majeure) typically agreed upon?

A: You can discuss this with us in detail. We accept payment methods such as TT/LC/PayPal/DP/DA etc.

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