Growatt Inverter and Battery Review 2025

Many reviewers instantly write Growatt off as just another “cheap” solar manufacturer from China. In this comprehensive Growatt review, we’ll independently review Growatt’s inverters and batteries to see if this is the case. To help you see whether it’s a smart choice, we’ll review its extensive product range, technical specifications, the most popular products, and comparisons with its direct competitors.

Growatt Company Overview

A group of PV industry pioneers led by David Ding founded Growatt in 2011. The company specialises in distributed energy solutions and designs, develops, and manufactures its PV inverters. Today, it claims to be the world’s No.1 residential inverter supplier and one of the top four suppliers of PV inverters and storage hybrid inverters. 

Growatt’s systems have been installed in over 180 countries, and its representatives are in 42+ locations worldwide. Today, over 2.1 million end users are connected to its cloud platform. 

Growatt Products

Growatt stands out in the renewable energy market, offering efficient and cost-effective solar, storage, and EV charging, along with high-efficiency and competitively priced solutions.

Growatt On-Grid PV Inverter

First, let’s look at the core of Growatt’s offering, its line of PV inverters for residential, commercial, and utility-scale applications:

Microinverter

Growatt offers two microinverter models, the NEO 600-1000M-X and the NEO 2000M-X. With compact designs and between 2 and 4 MPPTs, they are flexible options for small homes with limited roof space. This makes them a great option for extending existing systems or module-level monitoring.

• Efficiency: 96.5% to 97.3%
• MPPT: 2 to 4
• Protection: IP67

Residential PV Inverter

Growatt’s residential inverters are designed to balance performance, cost, and accessibility. In general, these series all offer:

• Efficiencies upwards of 97%
• Compact design
• Touch key & OLED display
• Flexible monitoring options
• Optional AFCI

Here are some of the specifications you can expect:

• MIC TL-X: Growatt’s entry-level range with seven models to choose from.
  • Max PV power: 1050W to 4290W
  • Efficiency: 97.4% to 97.6%
  • MPPT: 1
  • Protection: IP65

• MIN TL-X/XH: Improved efficiency and power ratings for growing home PV systems.
  • Max PV power: 3500 to 10000W
  • Efficiency: 98.2% to 98.4%
  • MPPT: 2
  • Protection: IP65

• MIN TL-X/X2: High-capacity inverters with more advanced weatherproofing for large home installations.
  • Max PV power: 12000W
  • Efficiency: 98.1%
  • MPPT: 3
  • Protection: IP66

• MOD KTL3-X/XH: Growatt’s top-of-the-range home converters for maximum scalability.
  • Max PV power: 6000 W to 22,500W
  • Efficiency: 98.1% to 98.6%
  • MPPT: 2
  • Protection: IP66

Commercial & Industrial PV Inverter

Growatt also offers a broad selection of PV inverters for C&I applications, catering for everything from SMEs to large-scale manufacturing or industrial sites:

• MID KTL3-XH: A versatile range of PV inverters for medium-sized businesses.
  • Max PV power: 22000 W to 60000W
  • Efficiency: 98.75% to 98.8%
  • MPPT: 2 to 3
  • Protection: IP66

• MID KTL3-X: A cost-effective selection for small-to-medium businesses.
  • Max PV power: 22500 W to 37500W
  • Efficiency: 98.75%
  • MPPT: 2
  • Protection: IP65

• MID KTL3-X2: High string input current capacity and top-end efficiency for demanding installations, like retail outlets or medical facilities.
  • Max PV power: 45000 W to 75000W
  • Efficiency: 98.8%
  • MPPT: 2 to 4
  • Protection: IP66

• MAC KTL3-X LV/MV: Suitable power ratings for large-scale industrial and manufacturing plants.
  • Max PV power: 75000W to 105000W
  • Efficiency: 98.8%
  • MPPT: 3
  • Protection: IP65

• MAX KTL3 LV: High-capacity inverters with multiple MPPTs for flexible and complex installation requirements.
  • Max PV power: 75000W to 120000W
  • Efficiency: 98.8% to 99%
  • MPPT: 6 to 7
  • Protection: IP65

• MAX KTL3-X2 LV/MV: Growatt’s largest C&I inverters, suitable for the most demanding applications:
  • Max PV power: 186000W to 204000W
  • Efficiency: 98.8% to 99%
  • MPPT: 8
  • Protection: IP66

Utility-Scale PV Inverter

The MAX KTL3-X HV series is Growatt’s lone selection of 4 on-grid, utility-scale PV inverters suitable for use on solar farms or massive renewable energy projects.

• Max PV power: 185000W to 253000W
• Efficiency: 98.5% to 98.7%
• MPPT: 9 to 15
• Protection: IP66

Growatt Energy Storage

Growatt offers a comprehensive range of energy storage solutions designed to meet the needs of residential, commercial, and off-grid applications. These storage systems provide reliable and efficient energy management, ensuring that solar energy can be effectively stored and utilised as needed.

Residential Storage Inverter

Growatt’s residential storage inverters are designed to integrate seamlessly with home solar systems, offering flexibility and affordability.

• MIN TL-XH: Reliable and efficient entry-level series, ideal for expanding residential solar systems with integrated battery storage.
• MIN TL-XA: Compact design for small homes needing efficient energy storage solutions.
• MOD TL3-XH: Suitable for larger homes requiring high efficiency and advanced monitoring features.
• SPH TL BL-UP: Provides a hybrid solution for homes transitioning from grid-tied to off-grid systems.
• SPH TL-HU: Excellent for residences needing flexible energy storage and backup options.
• SPH TL3 BH-UP: Designed for multi-phase residential systems demanding high storage capacity and seamless integration.
• SPA TL3 BH-UP: Ideal for homes with high energy consumption, offering robust storage and backup capabilities.
• MIN TL-XH-US: Tailored for the US market, delivering optimised storage solutions for American homes.

Off-Grid Storage Inverter

Growatt’s off-grid storage inverters provide a robust solution for locations without reliable access to the power grid. These inverters are engineered to offer high performance and reliability in remote and off-grid environments for consistent power uptime.

• Future-H Series: Perfect for off-grid homes requiring high efficiency and reliable power management.
• SPF ES Plus: Great for residential and small commercial off-grid systems needing enhanced performance.
• SPF ES: Basic off-grid solution offering reliable storage for remote locations.
• SPF TL LVM-ES: Ideal for off-grid applications requiring low-voltage battery management.
• SPF TL HVM (LVM): Suitable for versatile off-grid installations with high voltage battery requirements.
• SPF T HVM(DVM)-G2: Best for off-grid homes needing robust, second-generation inverter technology.
• SPF KT HVM: Tailored for large off-grid systems requiring high voltage and capacity.
• SPF T DVM(DVM-MPV): Ideal for off-grid systems with diverse power needs and advanced management.
• SPI: Great for basic off-grid setups needing reliable power conversion.
• SPI TL2-HV: Suitable for high voltage off-grid systems demanding advanced performance.
• SC MPV: Perfect for off-grid applications needing a compact, multi-purpose inverter solution.

Commercial Storage Inverter

Growatt’s commercial storage inverters cater to the energy needs of businesses and industrial sites. These high-capacity inverters prioritise efficient energy storage and management:

• WIT K-HU/AU: Ideal for commercial sites requiring efficient and scalable storage solutions.
• WIT 0K-HU/AU-US: Designed for US commercial markets, offering high performance and reliability.
• WIT K-HU/AU-US L2: Great for commercial applications needing a second-generation, high-capacity inverter.
• WIT K-XHU: Suitable for large-scale commercial projects needing advanced storage capabilities.

Battery System

Growatt’s broad range of battery systems is designed to provide scalable and efficient energy storage solutions for both residential and commercial applications:

• APX HV: High voltage battery system for maximising storage capacity in large solar installations.
• ARK LV: This low-voltage battery is ideal for residential storage solutions. The entry-level model in this series, the ARK-2.5L-A1, is compact and modular, perfect for scaling with your energy needs.
• ARK HV: High voltage storage for larger residential or small commercial systems. Like the LV range, homes can start from the bottom up with the ARK-2.5H-A1, thanks to its modular design.
• ARK XH: Designed for flexible and scalable energy storage solutions in residential applications.
• GBLI 6532: High-capacity battery for commercial and industrial applications needing robust storage.
• ARO US: Tailored for the US market, offering reliable storage for diverse applications.
• AXE LV: Low voltage battery for small to medium residential systems.
• ALP LV: Suitable for compact residential storage solutions requiring high efficiency.
• HOPE 5.0L-B1/5.5L-A1: Great for medium-sized homes needing efficient, high-capacity storage.
• APX Commercial Battery: High-capacity battery for large commercial projects.
• ACE Commercial Battery: Suitable for commercial sites needing scalable and efficient storage.
• AXE Commercial Battery: Ideal for large-scale commercial energy storage with high-performance requirements.
• NOAH 2000: Perfect for high-capacity and high-reliability storage in industrial applications.

ESS Accessories

Primarily consisting of backup systems, Growatt’s ESS accessories provide additional assurance of uninterrupted renewable energy for home and C&I installations:

• SYN 100-XH-30: A robust power backup system designed to ensure continuous power supply during outages.
  • Capacity: 40kW
• EU SYN 400E-30: High-capacity power backup system designed for European markets.
  • Capacity: 200kW
• SYN 50-XH-30: Compact and efficient power backup unit ideal for residential and small commercial use.
  • Capacity: 10kW
• SYN 50-XH-1: A versatile backup system for smaller installations that easily integrates with existing systems.
  • Capacity: 6kW
• SYN 200-XH-US: This powerful and robust backup system is tailored for the US market. It features a 200A breaker and supports up to 3 inverters, with a mode switch time of just 0.5s.
• ATS-US: Automatic Transfer Switch designed for seamless switching between grid power and backup systems, ensuring continuous power supply during outages.
  • Capacity: 5kW and 11.4kW

EV Charger

These EV chargers provide efficient and reliable solutions for residential and commercial applications:

• AC EV Charger: Growatt’s AC chargers are ideal for home and small business use, offering easy installation and user-friendly interfaces for everyday charging needs.
• DC EV Charger: Growatt’s DC chargers are designed for faster charging and are suitable for commercial environments. They offer higher power output and quicker charging times for electric vehicles.

Smart Energy Management

Growatt’s comprehensive smart energy management solutions allow residential, C&I, and utility-scale users to better optimise, monitor, and control their systems around the clock.

• Monitoring: This includes devices and software, such as the ShinePhone app, ShineWiFi-S and ShineLink monitoring devices, ShineMaster central data loggers, sensors, routers, and modems.
• GroHome: This smart home system integrates energy management with home automation. For example, it features adjustable power control between 0 and 10.8kW.
• Accessories: Growatt provides various accessories to complement its energy systems, including smart metres and communication modules.

Growatt Inverter Review

Let’s take a closer look at some of Growatt’s most popular inverters and how they compare to others on the market:

Growatt’s Most Popular Inverters

• MIC 750TL-X: This compact inverter is designed for small residential systems and popular for its user-friendly interface, easy installation, and robust performance.
• SPF 3500ES: Ideal for off-grid applications, the SPF 3500ES boasts a high storage capacity and integrated battery management system. It is also ideal for unreliable grid power situations.
• SPH 3000TL BL-UP: This hybrid inverter is praised for its flexibility and robustness. It can operate in grid-tied and off-grid modes. Its high efficiency and reliability make it a favourite for hybrid systems.

Performance of the Growatt Inverters

Growatt inverters are known for high efficiency (up to 99%) and reliability, matching or surpassing competitors like SMA and Fronius.

Advantages and Disadvantages of Growatt Inverters

Advantages:

• Some of the most efficient inverters on the market
• High-efficiency ratings for the price point
• Easy installation and maintenance
• Compact and versatile designs for complex setups

Disadvantages:

• Some models have noise issues
• Mixed reviews on customer service
• Shorter standard warranty periods

How Much Do Growatt Inverters Cost?

Growatt inverters range from €470 to $€2,330, offering competitive pricing compared to brands like SolarEdge and Enphase.

Inverters from Growatt vs. Other Manufacturers

Growatt inverters are cost-effective and highly efficient, making them a strong contender against higher-priced brands like SMA and SolarEdge. They offer robust features for residential and commercial use at a more affordable price point.

Growatt Battery Storage Review

Growatt offers one of the largest selections of battery storage solutions designed to meet various energy needs, from residential to commercial applications. Let’s explore some of their most popular battery storage options and how they stack up against competitors:

Growatt’s Most Popular Battery Storage

• APX 5.0P: This battery is popular for its high efficiency and reliability, providing excellent energy storage for residential systems. It’s popular thanks to its easy installation and robust performance.
• ARK 2.5H-A1: Ideal for scalable storage solutions, this high-voltage battery is favoured for its modular design, allowing users to expand their storage capacity as needed.
• ARK 2.5L-A1: Known for its flexibility and reliability, this low-voltage battery is perfect for various residential applications, offering a balance of capacity and performance.

Performance of the Growatt Batteries

Growatt batteries are renowned for their high performance, boasting efficiencies of up to 95%. They also support both on-grid and off-grid applications, offering flexibility and resilience for various energy needs.

Advantages and Disadvantages of Growatt Battery Storage

Advantages:

• High efficiency and reliability
• Scalable and modular designs
• User-friendly installation and maintenance
• Competitive pricing for advanced features

Disadvantages:

• Limited customer support in some regions
• Higher upfront costs for premium models

How Much Does Growatt Battery Storage Cost?

Growatt battery storage systems typically cost between  €930 and €4,650, providing cost-effective solutions compared to brands like Tesla Powerwall and LG Chem, which often have higher prices.

Battery Storage from Growatt vs. Other Manufacturers

Growatt’s battery storage solutions offer high efficiency and scalability at a more affordable price point compared to competitors like Tesla and LG Chem. They provide robust features and reliable performance, making them an excellent choice for residential and commercial energy storage needs.

What Is the Growatt Warranty?

Growatt provides warranties on most of its inverters and battery systems. Like other brands, these warranties cover manufacturing defects and performance issues. 

• Inverters: Growatt offers a standard 5-year warranty for its inverters, with the option to extend it to 10 or 15 years. This is somewhat shorter than most competitors’ warranties. Systems over 100kW also don’t fall under the warranty but do qualify for on-site service.
• Batteries: Growatt typically offers a 10-year warranty on battery storage systems, which is comparable to leading brands such as Tesla and LG Chem.

Summary – Are Growatt Inverters and Batteries Worth Buying?

Growatt may lack the pedigree, long track record, and accolades of some of its peers. However, its solutions’ high efficiency and competitive pricing stand out in the market, providing strong value compared to competitors. Backed by intelligent design that offers flexibility and scalability and a compelling smart management system, it’s a brand worth considering for those on a budget.