Growatt MIN 3000TL-XH Specifications & Review

The Growatt MIN 3000TL-XH is a compact 3kW string inverter with dual MPPT trackers, ideal for small residential solar systems. Its IP66 rating allows outdoor installation, and the lightweight 12.5kg design simplifies mounting. Battery-ready via optional interface for future storage expansion.

Specs verified against manufacturer datasheet · Last verified: February 2026 · Our methodology

What Makes the Growatt MIN 3000TL-XH Different

The Growatt MIN 3000TL-XH String Inverter is a 3.0 kW string inverter from Growatt, one of the fastest-growing inverter manufacturers globally with a strong value proposition. The MIN series delivers battery-ready string inverter capability at one of the lowest price points in the market. At 98.2% peak efficiency with 2 MPPT inputs, the MIN 3000TL-XH offers strong specifications. Growatt's rapidly expanding global distribution and competitive pricing have made them particularly popular in the value-oriented segment of the market.

Key Specifications

Brand Growatt
Model Growatt MIN 3000TL-XH String Inverter
Type String
Max AC Power 3000W
Max DC Power 4500W
Peak Efficiency 98.2%
CEC Efficiency 97%
DC Voltage Range 80-550V
Max Input Voltage 600V DC
Max Input Current 13.5A
Output Voltage 240V
MPPT Trackers 2
Monitoring Growatt ShinePhone App (WiFi)
Communication WiFi, RS485
Dimensions 375 x 356 x 165 mm
Weight 12.5 kg
IP Rating IP66
Operating Temperature -25C to +60C
Warranty 10 years
Certifications UL 1741, IEEE 1547, FCC Part 15

Pros & Cons

Pros

  • Compact and lightweight at only 12.5kg for easy installation
  • Dual MPPT trackers handle two panel orientations
  • IP66 rated for full outdoor exposure including rain
  • Battery-ready design supports future storage addition

Cons

  • 3kW output limits to small residential systems only
  • Monitoring app can be inconsistent with connectivity
  • Less established brand recognition in US market

Best For

Small residential solar systems (2-4 kW) on budgets where dual MPPT flexibility is needed

Is the Growatt MIN 3000TL-XH Worth It?

The Growatt MIN 3000TL-XH delivers 3.0 kW of AC output with a peak efficiency of 98.2% and a CEC weighted efficiency of 97%. This places it above the average for string inverters (approximately 97.5%). Higher efficiency means less energy is lost during DC-to-AC conversion, translating to more usable power from your solar array over the system's lifetime.

The MIN 3000TL-XH includes a below-average 10-year warranty. The industry standard for string inverters is 12 to 15 years, so you may want to factor in potential replacement costs or check whether an extended warranty option is available from Growatt or your installer.

As a string inverter, the MIN 3000TL-XH offers a cost-effective centralized conversion solution. String inverters are well-suited for unshaded roofs with consistent panel orientation. With 2 MPPT trackers, the MIN 3000TL-XH can handle multiple roof faces or panel orientations independently, maximizing energy harvest across varying conditions.

Overall, the Growatt MIN 3000TL-XH can be a reasonable choice depending on your priorities and budget. Weigh its 98.2% efficiency and 10-year warranty against competing models to determine if it delivers the best value for your specific installation needs.

Real-World Performance

The MIN 3000TL-XH delivers 97% CEC efficiency in real-world operation. The 2 MPPT inputs handle split orientations across a 80-550V DC input range. Growatt's ShinePhone monitoring app provides production data and basic analytics, though the interface is less refined than premium competitors. The -25C to +60C range with IP66 protection handles standard installation environments.

Who Should Buy the Growatt MIN 3000TL-XH?

The Growatt MIN 3000TL-XH String Inverter is ideal for: • Budget-conscious residential installations that want high-efficiency string inversion at the lowest available price point • Systems that prioritize value and may add battery storage later • DIY installers and cost-focused contractors who need reliable performance without premium brand pricing • Standard residential systems sized 5-8 kW

System Design Tips

Size your DC array at 1.2-1.4x the 3.0 kW AC rating (3.6-4.2 kW DC) for optimal energy harvest. The 600V maximum DC input allows string lengths that should be calculated based on panel Voc and local temperature extremes. The 2 MPPT inputs allow splitting the array across different roof orientations. Mount the inverter in a well-ventilated location with adequate clearance for thermal management. The IP66 rating provides weather resistance for the rated conditions.

Price Estimate

The Growatt MIN 3000TL-XH String Inverter typically costs $900-$1350 for the inverter unit. A complete 3.0 kW grid-tied residential system typically runs $8k-$11k installed before the 30% federal ITC. After ITC: approximately $6k-$7k.

How the Growatt MIN 3000TL-XH Compares

Model AC Power Efficiency MPPT Warranty
Growatt MIN 3000TL-XH (this inverter) 3.0 kW 98.2% 2 10 yrs
SolarEdge SE3800H-US 3.8 kW 99% 1 12 yrs
Fronius Primo 3.8-1 3.8 kW 96.6% 2 10 yrs
SolarEdge SE5000H-US 5.0 kW 99% 1 12 yrs

Installation & Compatibility

DC Input Specifications

DC Voltage Range
80-550V
Max Input Voltage
600V DC
Max Input Current
13.5A
MPPT Trackers
2
Max DC Input
4.5 kW

With 2 MPPT trackers, panels can be configured in independent strings across multiple roof orientations. Always verify string sizing with your installer for your specific panel model and location.

System Sizing & Environment

Max AC Output
3.0 kW
Max DC Input
4.5 kW
Recommended Panels (350-400W)
8-12 panels
Output Voltage
240V
IP Rating
IP66
Operating Temperature
-25C to +60C
Dimensions
375 x 356 x 165 mm
Weight
12.5 kg (27.6 lbs)

Monitoring & Communication

  • - Monitoring: Growatt ShinePhone App (WiFi)
  • - Communication: WiFi, RS485
  • - Certifications: UL 1741, IEEE 1547, FCC Part 15

Frequently Asked Questions

What solar panels are compatible with the Growatt MIN 3000TL-XH String Inverter?

The MIN 3000TL-XH works with solar panels configured within its 80-550V MPPT voltage range and 600V maximum input voltage. Most residential and commercial panels are compatible when properly strung. Always run a string sizing calculation accounting for your coldest expected temperature to ensure Voc stays below 600V.

What is the warranty on the Growatt MIN 3000TL-XH String Inverter?

Growatt provides a 10-year standard warranty on the MIN 3000TL-XH. Extended warranty options may be available through Growatt for additional cost.

Can the Growatt MIN 3000TL-XH String Inverter work with battery storage?

The MIN 3000TL-XH is a grid-tied string inverter without built-in battery management. To add storage, you can use an AC-coupled battery system (Tesla Powerwall, Enphase IQ Battery, etc.) or replace the inverter with a hybrid model from the same brand if available.

What type of inverter is the Growatt MIN 3000TL-XH?

The Growatt MIN 3000TL-XH is a string rated at 3.0 kW AC output. String inverters connect multiple panels in series and convert DC to AC at a central location.

What is the CEC efficiency of the Growatt MIN 3000TL-XH?

The CEC weighted efficiency is 97%, with a peak efficiency of 98.2%. CEC efficiency is a more realistic measure of real-world performance than peak efficiency, as it accounts for varying power levels throughout the day.

How long is the warranty on the Growatt MIN 3000TL-XH?

The Growatt MIN 3000TL-XH comes with a 10-year manufacturer warranty. Extended warranty options may be available through your installer.

Is the Growatt MIN 3000TL-XH compatible with battery storage?

The Growatt MIN 3000TL-XH is a string inverter and does not have built-in battery management. To add battery storage, you would need either an AC-coupled battery with its own inverter (such as Tesla Powerwall) or upgrade to a hybrid inverter that supports DC-coupled batteries.

How many panels can the Growatt MIN 3000TL-XH support?

With a maximum DC input of 4.5 kW, the Growatt MIN 3000TL-XH can support approximately 8 to 12 standard residential solar panels (350-400W each) across 2 MPPT trackers. Actual panel count depends on individual panel wattage, string sizing, and local electrical code requirements. Always consult your installer for precise string calculations.

Does the Growatt MIN 3000TL-XH have rapid shutdown?

The Growatt MIN 3000TL-XH supports rapid shutdown in compliance with NEC 2017/2020 requirements. String inverters typically require additional module-level power electronics (MLPEs) such as power optimizers or rapid shutdown devices at each panel to meet the panel-level rapid shutdown mandate. Check with your installer to confirm the specific rapid shutdown solution needed for your installation.

Is the Growatt MIN 3000TL-XH suitable for my system size?

The Growatt MIN 3000TL-XH is rated at 3.0 kW AC output, making it suitable for small to mid-size residential systems. The maximum DC input of 4.5 kW allows for typical DC/AC oversizing ratios of 1.1 to 1.3x, accommodating solar arrays of approximately 3.8 kW to 4.5 kW.

What monitoring options does the Growatt MIN 3000TL-XH offer?

The Growatt MIN 3000TL-XH includes Growatt ShinePhone App (WiFi) monitoring capabilities via WiFi, RS485 communication. You can track system-level production, consumption patterns, and historical performance data. Most monitoring platforms offer web dashboards and mobile apps for real-time and historical data access. Check with Growatt for specific app availability and any subscription requirements for advanced features.

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Last updated: February 2026