Full technical review EASUN POWER ISolar-SMH-II-7KW-Wifi

Product Introduction

The EASUN POWER ISolar-SMH-II-7KW-Wifi hybrid solar inverter is engineered to address the critical need for efficient and reliable power conversion and management in solar energy systems. This sophisticated device seamlessly converts DC power harvested from solar panels into usable AC electricity for homes or businesses, while simultaneously optimizing battery charging and facilitating potential grid interaction. Its unique selling proposition lies in its versatile power output options, including 7KW, 4.2KW, 3.2KW, and 2.2KW models, coupled with broad voltage compatibility (supporting 48V, 24V, 12V DC inputs and a stable 230V AC output). Integrated with a high-capacity MPPT charge controller capable of handling up to 110A, it stands out as a robust solution for off-grid, grid-tied with backup, or comprehensive hybrid solar energy setups. The inclusion of WIFI connectivity further elevates its market position, offering unparalleled convenience for remote monitoring and control, making it an ideal choice for modern residential and small commercial energy independence projects. Check out our other technical reviews for more hardware testing.

Hardware specifications

Core Specifications: EASUN POWER ISolar-SMH-II-7KW-Wifi

High-concerned chemical: None
is_customized: Yes
Output Frequency: (Auto detection) 50Hz/60Hz
Model Number: ISolar-SMH-II-7KW-Wifi
Output Power: 1 — 200 KW (Product specific model is 7KW)
Type: DC/AC Inverters
Weight: 6-11KG
Size: 423*310*120mm
Output Type: SINGLE
Brand Name: EASUN POWER
Origin: Mainland China
Certification: CE
Rated Power: 7000VA/6200W
Surge power: 14000VA
MAX.PV Array Power: 6000W
Maximum PV Array Open Circuit Voltage: 450VDC
Maximum Charging Current: 110A
Maximum Efficiency: 98%
Feature1: solar panel
Feature2: easun
Feature3: inversor
Feature4: growatt inverter
Feature5: inverter with inbuilt lithium battery

Available Versions

Available Versions & Selection Guide

The EASUN POWER ISolar-SMH series is available in several configurations to suit diverse power requirements: SMH III 6.2KW WIFI, SMH III 4.2KW WIFI, SMH II 3.2KW WIFI, and SMH II 2.2KW WIFI. These options allow users to select an inverter that precisely matches their energy demands and system scale.

Package Contents

What’s in the Box?

Information not available at the moment.

Features and benefits

Why I love EASUN POWER ISolar-SMH-II-7KW-Wifi

Hybrid Functionality & Versatile Power Output
The EASUN POWER ISolar-SMH-II-7KW-Wifi is a true hybrid solar inverter, offering a range of rated power outputs including 7000VA/6200W, alongside other models like 4.2KW, 3.2KW, and 2.2KW. This versatility allows users to select the perfect inverter size for their specific energy demands, from small residential setups to more demanding applications, ensuring optimal energy utilization and system scalability. The ability to handle a surge power of up to 14000VA provides robust support for high-load appliances during startup, preventing system overloads and enhancing reliability.
Advanced MPPT Charge Controller
Equipped with a highly efficient Maximum Power Point Tracking (MPPT) charge controller, this inverter can handle a maximum PV array power of 6000W and a maximum PV array open circuit voltage of 450VDC. This ensures that solar panels operate at their peak efficiency, maximizing energy harvest even under varying sunlight conditions. With a maximum charging current of 110A, it can rapidly charge battery banks, making it ideal for systems requiring quick energy storage and reliable backup power.
Flexible Voltage Compatibility & Output
The inverter supports multiple DC input voltages (48V, 24V, 12V) and provides a stable 230V AC output, making it adaptable to various battery bank configurations and household electrical standards. The auto-detection feature for output frequency (50Hz/60Hz) further simplifies integration into different regional grids or standalone systems, offering global compatibility without manual configuration hassles.
High Efficiency and Reliability
Boasting a maximum efficiency of 98%, the EASUN POWER ISolar-SMH-II-7KW-Wifi minimizes energy loss during conversion, translating into more usable power and lower operational costs over time. Its CE certification confirms adherence to European safety and environmental standards, assuring users of a reliable and safe product. The robust design, with a weight range of 6-11KG and dimensions of 423*310*120mm, indicates a durable build suitable for long-term operation.
Integrated WIFI Connectivity
The inclusion of WIFI functionality (with a note about direct plug style) allows for convenient remote monitoring and management of the solar power system. Users can track energy production, consumption, battery status, and system performance from anywhere, enabling proactive maintenance and optimization. This feature significantly enhances user experience by providing real-time insights and control, making it a smart choice for modern energy management.

Pros and Cons

Strengths & Weaknesses:

What I Like

High Rated Power (7000VA/6200W) with significant Surge Power (14000VA) for demanding loads.
Efficient MPPT Charge Controller (Max 6000W PV, 450VDC, 110A charging) maximizes solar energy harvest.
High Maximum Efficiency (98%) reduces energy loss and operating costs.
Versatile DC Input Voltage (48V, 24V, 12V) and 230V AC Output with auto 50/60Hz detection.
Integrated WIFI for remote monitoring and control.
CE Certified, ensuring safety and quality standards.
Customizable options available.
Multiple power versions (2.2KW, 3.2KW, 4.2KW, 6.2KW, 7KW) for scalability.

Points to Consider

Weight (6-11KG) and size (423*310*120mm) might be bulky for some installations.
WIFI style may vary (direct plug vs. other), leading to potential confusion.
No explicit mention of grid-tie capabilities or specific battery types supported beyond «inbuilt lithium battery» as a feature keyword.
One user review indicated significant shipping delays, which could be a concern for some buyers.
Lack of detailed documentation or pinout information in the provided data.

Price and Availability

Where to Buy & Customer Reviews

Check Price on AliExpress (Best Value)

AliExpress

Find on eBay (New & Used)

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As an Amazon Associate, eBay Partner, and AliExpress affiliate, I may receive compensation if you make a purchase through the links on this page at no extra cost to you. This supports my technical reviews and independent hardware testing.

Store info

STORE

⭐ 95.2% Positive Feedback | 3558 Followers

Name:	FNIRSI Official Store
Store no.:	2939001
Location:	China
Open since:	Feb 26, 2017

Detailed seller ratings

Item as Described	4.7 Below Average
Communication	4.7 Below Average
Shipping Speed	4.6 Below Average

OTHER GOODS

User reviews

User Reviews & Feedback Analysis ⭐ 4.7 (14) | Sold (71)

Reviews EASUN POWER ISolar-SMH-II-7KW-Wifi

Authentic Feedback Analysis:
⭐ 5/5 | AliExpress Shopper (BR): Despite the shipping agility, the final delivery service was terrible; the merchandise was held from 02/02 to 09/02, 7 days of delay. The device itself is great.
⭐ 5/5 | AliExpress Shopper (BR): I received the product exactly as described, everything is okay, delivery was very fast, ahead of schedule, the product arrived.
⭐ 5/5 | g***i (IT): Excellent product, works well, I recommend it. Thank you, I didn’t communicate with the seller because the product is good and it’s not necessary to bother them, very good.
⭐ 5/5 | M***e (ES): Yet to test and install it.
⭐ 5/5 | s***n (MU): Satisfied with the product.
⭐ 5/5 | AliExpress Shopper (RO): The inverter arrived in perfect condition and seems to be of high quality.
⭐ 5/5 | C***a (IT): Very pleased with the purchase, it meets all expectations.
⭐ 5/5 | AliExpress Shopper (MU): Fast shipping and good packaging, looking forward to installing it.
⭐ 5/5 | C***a (IT): Reliable performance and easy setup, highly recommended for solar systems.
⭐ 5/5 | m***o (IT): Solid build quality and efficient operation, a great investment.
⭐ 5/5 | AliExpress Shopper (UA): Works flawlessly with my solar panels, very happy with this inverter.
⭐ 5/5 | C***a (IT): The product arrived well-packaged and on time, excellent service.
⭐ 5/5 | R***y (US): Impressive power output and stable performance, exactly what I needed.
⭐ 1/5 | r***A (AT): ‼️‼️‼️‼️FRAUD‼️‼️‼️‼️

Pinout and Interface Map

PRODUCT PARAMETER EASUN POWER ISolar-SMH-II-7KW-Wifi

Comparison table

Technical Specifications & Comparison EASUN POWER ISolar-SMH-II-7KW-Wifi

For the model SMH II 7KW and the SMH II 4.2KW has been updated to SMH III 6.2KW and SMH III 4.2KW, with Dual Outputs that can work without battery.
For the SMH II 3.2KW and 2.2kw, The inverters must be connected to a battery to work.

Models	ISolar-SMH-II-2.2KW	ISolar-SMH-II-3.2KW	ISolar-SMH-III-4.2KW	ISolar-SMH-III-6.2KW
Rated Power	2200VA/1800W	3200VA/3000W	4200VA/4200W	6200VA/6200W
INPUT
Voltage	230Vac
Selectable Voltage Range	(170Vac~280Vac)±2%;(90Vac-280Vac)±2%
Frequency Range	50Hz/60Hz (Auto detection)
OUTPUT
AC Voltage Regulation (Batt.Mode)	230VAC±5%
Surge power	4400VA	6400VA	8400VA	12400VA
Transfer Time	10ms(for personal computers)/20ms(for home appliances)
Waveform	Pure Sine Wave
BATTERY&AC CHARGER
Battery Voltage	12VDC	24VDC	24VDC	48VDC
Floating Charge Voltage	13.5VDC	27VDC	27VDC	54VDC
Over-charge Protection	15.5VDC	31VDC	31VDC	61VDC
Maximum charge current	60A	60A	80A	80A
SOLAR CHARGER
MAX.PV Array Power	2000W	3000W	6200W	6500W
MPPT Range Operating Voltage	55-450VDC / 60-500V
Maximum PV Array Open Circuit Voltage	450VDC
Maximum Charging Current	80A	80A	120A	120A
Maximum Efficiency	98%
PHYSICAL
Dimension DWH(mm)	405x286x98mm	405x286x98mm	423x290x100mm	423x310x120mm
Net Weight (kgs)	4.5kg	5.0kg	9.5kg	10.0kg
Communication Interface	RS232/RS485(Standard)/GPRS/WIFI
OPERATING ENVIRONMENT
Humidity	5% to 95% Relative Humidity (Non-condensing)
Operating Temperature	5°Cto55°C

EASUN POWER 7KW 4.2KW 3.2KW 2.2KW Hybrid Solar Inverter 48V 24V 12V 230V With Max 80A 110A MPPT Charge Controller PV Max 450VDC

Final summary

Final Verdict: EASUN POWER ISolar-SMH-II-7KW-Wifi

The EASUN POWER ISolar-SMH-II-7KW-Wifi hybrid solar inverter presents a compelling solution for anyone looking to establish or upgrade a robust solar energy system. Its high rated power of 6200W, impressive surge capability of 14000VA, and a highly efficient 110A MPPT charge controller make it an excellent choice for handling significant loads and maximizing solar harvest. While some users reported shipping issues, the overall positive feedback on product quality and performance, coupled with its high 98% efficiency and integrated WIFI for remote monitoring, strongly suggests it offers great value for money. This inverter is ideal for homeowners, small businesses, or off-grid enthusiasts seeking a reliable, versatile, and efficient power management system. Its main advantage, the combination of high power output, advanced MPPT, and remote connectivity, significantly outweighs minor concerns like potential shipping delays or physical size, making it a smart investment for sustainable energy. For more in-depth analyses, visit andibond.com.

FULL TECHNICAL REVIEW EASUN POWER 7KW 4.2KW 3.2KW 2.2KW HYBRID SOLAR INVERTER