5kw residential energy storage system (Stack)

Product Features

Modular Design

Modular design, plug-in installation, simple appearance design, integration of modern home


Smart Switch

Off-grid operation, supporting emergency power supply, and seamless switching


Wide voltage input range

Ultra-wide PV voltage range 120V ~500V, battery Ultra-wide voltage range 85V ~450V


Safe and Reliable

smart air cooling, low temperature rise, long life time, multiple protection functions


Smart and Easy Operation

Supporting GPRS / WIFI / RS485 / USB, LCD design, supporting remote monitoring


High Power Efficiency

Less output power reduction under high temperature, with efficiency improved, max PV input power up to 1.3 X rated power

Technical parameters
参数 KYS5kw-10kwh-S


MPPT.Efficiency 99.90%
Max.Efficiency >97.80%
Battery.Efficiency >98.10%

Battery Pack

Model KY-48V105AH
Serial Number 2
Cell Type Li-ion(LFP)
Battery Capacity(Ah) 105
Storage Capacity(KWh) 10
Available Capacity(KWh) 9.2
Cycle Life 7000

PV Input

Max. PV input power(W) 7000
Max. PV input voltage(V) 550
MPP Operation Voltage Range(V) 120-550
Max. number of PV strings per MPPT 2/1
Max. PV input current(A) 12/12
Short-circuit current of PV input(A) 15/15

Battery Port

Operating Voltage Range(V) 85-450
Nominal Voltage(V) 96
Max Charge/Discharge Current(A) 25/25
Communication With BMS CAN

AC Input and Output

Rated Power(W) 5000
Max. Apparent AC Power(VA) 5000
Nominal AC Voltage(Vac) 230,1φ(L/N/PE)
AC Power Frequency(Hz) 50/60
Max. AC Output Current(A) 21.7
Power Factor Range ~1 (Adjustable from 0.8 leading to 0.8 lagging)
OutputTHDi(@Nominal Output) <3%

Off-Grid AC Output(Back-up ACOutput )

Rated Output Power(W) 5000
Max. Apparent AC Output Power(VA) 5000
Nominal AC Output Voltage(Vac) 230,1φ(L/N/PE)(N not connect to PE inside)
AC Power Frequency(Hz) 50/60
Max. AC Output Current(A) 21.7

Genaral Data

Operating Temperature Range -25℃ …+60℃(>45℃ derating)
Operating Altitude(m) <4000
Noise(dB) <40
Topology Transformerless
Cooling Method -Intelligent Fan
Ingress Protection Rating IP65
Relative Humidity 5-85%, no condensation
Display LCD
Communication With Portal RS485 (WiFi/GPRS Optinal)
Communication With Meter RS485
Weight (kg) 130
Dimensions (W*H*D)(mm) 390*380*1300


Safety IEC62109-1/-2
EMC EN61000-6-1/-2/-3,IEC61000
On-Grid standard AS4777.2,NRS097-2-1:2017
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Technical specification for 5KW all-in-one (stack) 108.KB PDF
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Address: No. 40, Wangwu Road, Wuzhong District, Suzhou, Jiangsu Province, China
Postcode: 215000
Telephone: 0512-65139208
Email: (Overseas)

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