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Battery Storage

NHET home energy
storage systems

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Nenghui energy always
keeps home going with power.

NHET home energy storage systems outperforms most similar battery products in the residential market.

Easily scalable and stable features make customer reassured and free of worries of outage.

HV Battery Flexbox

Nenghui Energy residential ESS features with reliable, high energy density lithium-ion batteries to make homes enjoy green energy while without worries of more expensive electricity bills from unstable grid prices.

The HV Flexbox battery storage systems are from 6.8 to 34 kWh to fulfill your everyday energy demands.

The HV Flexbox battery storage systems are from 6.8 to 34 kWh to fulfill your everyday energy demands.    

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LV Battery Slimbox

Nenghui LV battery Slimbox is developed for the battery energy storage system applications of 60V and below, which is suitable for paralleling topology system. The single system can support maximum 15 pcs of products for paralleling operation, with an energy storage up to 53kWh. N*units of subsystem, through reasonable cascade design, can realize stable and safe ESS demands of N*53kWh.

The products are widely applied to small scale ESS sectors such as mobile communications base, home emergency power, UPS power, small electric boats, farms, cultivations, etc. They are the best product choice for replacement of lead-acid and lead-carbon 48V battery system.

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EV Charger Minibox

We provide smart charging solutions and products that are easy to use, with superior safety, compliance, and economical efficiency.

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Competitive advantage

Safer

Lithium iron phosphate (LFP) battery with higher stability and critical temperature
Advanced battery system monitoring and control

More convenient

Easy to install one on one
Simple and extendable structure
Flexible modular combinations

Longer life

6000 cycles
Designed for 20 years of lifespan
IP65 protection from dust and liquid

More eco-friendly

Cobalt-free, lead-free, no pollution
Reduce fuel usage from diesel and gas Favorable to circulatary economy

Safety

48V low voltage operation
LFP battery with higher critical temp

Light weight

Easy and fast to install
Lower installation cost and time

Long life

20 years of design life
Over 6000 life cycles

Green use

No environmental pollution
Friendly to recycle

Easy to extend

Standard and modular designing
Dynamic extension as per increasing capacity demand

Safe, Simple and Smart

EV charging Minibox is designed to withstand harsh climates and extreme conditions.
With IP55 waterproof and IK10 impact-proof, and UV resistance, Minibox can last long rain or shine and stay intact. Heavily tested under 50C and 85% humidity, passed the finish line after 2000+ hours full load operation, proving the exceptional durability and stability.
With 10 beyond standard safety features such as residual current protection, over/under voltage protection, phase imbalance, and over temperature protection, Minibox can withstand grid and environmental impact,self-diagnosis, and automatic recovery.

Model

ES70

ES140

ES210

ES280

ES350

Nominal Energy (kWh)

6.86

13.72

20.58

27.44

34.3

Usable Energy (kWh)

6.17

12.34

18.52

24.69

30.87

Cell Chemistry

Lithium Iron Phosphate (LFP,LiFePO4)

Battery Module

HV32S 102.4V

Module Configration

32S1P

64S1P

96S1P

128S1P

160S1P

Number of Modules

1

2

3

4

5

Nominal Voltage (V)

102.4

204.8

307.2

409.6

512

Working Voltage (V)

80~116.8

160~233.6

240~350.4

320~467.2

400~584

Charging Current, Max (A)

67

Discharging Current, Max (A)

67

Depth of Discharge

90%

Working Cycles

6000 cycles or 10 years (25°C)

Working Temperature (°C)

0~50

Storage Temperature (°C)

0~35

Relative Humidity

4~100% (w/o condensing)

Working Altitude (m)

≤2000

Communication Ports

CAN 2.0, RS485

Dimension (W/D/H) mm

638*463*392

638*463*604

638*463*816

638*463*1028

638*463*1240

Dimension (W/D/H) inch

25.1*18.2*15.4

25.1*18.2*23.8

25.1*18.2*32.1

25.1*18.2*40.5

25.1*18.2*48.8

Weight (KG)

75

135

195

255

315

Installation Manner

Stackable, floor-mounted

Certifications

IEC62619, UN38.3

Model

EBL-70

EBL-140

EBL-280

AC side

 

 

 

Rated AC Power (kW)

3

6

8

DC side

 

 

 

BATTERY Chemistry

 

LiFePO4

 

Module Number

2

4

8

Nominal Voltage (V)

51.2

Rated Voltage (V)

48

Voltage range (V)

44.8 ~ 57.6

Nominal energy capacity (kWh)

7

14

28

Peak current output (A)

140

280

560

Roundtrip efficiency

 

>95%

 

Max. Charging Current

0.5C

Max. Discharging Current

0.5C

Communication Port

CAN, RS485

Operation temperature

-10~50°C

Recommended temperature

0~35°C

Operation humidity

5~95% RH

Altitude (m)

<2500

Designed life (years)

>20

STORAGE conditions

-10~35°C

Weight (kg)

94

94*2

94*4

Dimensions (mm) W*D*H

536x170x1036

2x536x170x1036

4x536x170x1036

Certifications

CE / IEC62619 / IEC61000 / UN38.3 / ROHS

Model

NHEVC-22kW Minibox

Feature and Function

Charging mode

AC mode 3


Charging connector

IEC 62196 Type 2 cable, Type 2 socket, Type 2 socket with shutter


AC Power Output

Single phase up to 7.4kW. Three phase with downgrade compatibility up to 22kW


Mounting Options

Wall mounted or pedestal with wiring backplate


Display

OLED Display with status indicator and metering information


HMI

LED strips, Charging Tone


Load Management

Via App

Communication

Interface

WiFi, BLE


Touch Button

Boost, WiFi Paring, Reset


User authentication

RFID, App


Back end protocol

OCPP 1.6 JSON


Software upgrade

OTA via App

Electrical Design

Power supply

Single phase: 230VAC ± 15%,50/60Hz Three phase: 230/400VAC ±15%, 50/60Hz TN/TT/IT


Protection

UVP, OVP, OCP, Ground Presence, Relay Stuck, Over Temperature, Phase Imbalance


Residual Current Protection

Type A + 6mA d.c. per IEC 62955


Energy Metering

±1% per MID Class B

General Design

Operating Temperature

-30 ~ 55°C with derating mechanism


Operating Altitude

3000m


Environmental rating

Indoor and outdoor, IP55, IK10


Dimemsion

297x210x110 mm (L*W*D)


Weight

3.5 kg

Certification & standards

IEC/EN 61851-1, IEC/EN 62955 IEC 61851-21-2,

EN 61000-6-1, EN 61000-6-2, EN 61000-6-3, EN 61000-6-4, EN 61000-3-2, EN 61000-3-3, EN 61000-3-11, EN 61000-3-12 EN 300 328 V2.1.1, EN 300 330 V2.1.1, EN 301 908-1 V11.1.2, EN 301 908-13

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