Growatt MID 33KTL3-X

(1 customer review)


The Growatt MID 33KTL3-X solar inverter is created by Growatt, a well-known Chinese business specializing in creating solar energy products.

For large-scale solar projects, the Mid 33KTL3-X offers excellent efficiency and dependable performance as a member of their commercial three-phase inverter line.

The Growatt MID 33KTL3-X has the following salient characteristics:

  1. Power Output: The inverter is appropriate for medium-sized to extensive commercial solar systems due to its maximum AC power output of 33 kilowatts (kW).
  1. Three-Phase Design: The MID-33KTL3-X is built to connect to three-phase grids, which enables it to transform and inject solar energy into the power grid effectively.
  1. Maximum Efficiency: This inverter maximizes the power generated by solar panels thanks to its high conversion efficiency, often above 98%.
  1. numerous MPPT Inputs: This inverter has numerous Maximum Power Point Tracking (MPPT) inputs, allowing it to maximize power output in the presence of shadowing or various solar panel orientations.
  1. Simple System Integration and Monitoring: The Growatt MID 33KTL3-X has some communication interfaces, including RS485, Ethernet, and Wi-Fi, making it simple to monitor and integrate the system with external devices like data loggers or cloud-based monitoring systems.
  1. Protection Features: To ensure secure and dependable operation, the inverter has various protection features, including anti-islanding, overvoltage, short-circuit, and temperature monitoring.
  1. Compact and Lightweight: The MID-33KTL3-X is small and light, making installation and maintenance simpler.

Specifications Growatt MID-33KTL3-X

  • Product ref. : MID 33KTL3-X
  • Inverter type: String
  • Synergrid registration : Yes
  • Rikta Rätt registration : Yes
  • Width: 375mm
  • Height: 350mm
  • Wireless: Yes
  • Depth: 160mm
  • Weight: 10.8kg
  • With transformer: No
  • Display: Standard
  • Ethernet: Yes
  • 3-phase power supply : No
  • AC nom. output power: 33000W
  • Number of DC screw connections : 0
  • Euro return: 97.5%
  • Suitable for outdoor mounting: Yes
  • max. DC primary power: 49500W
  • max. input current: 78A
  • Grid monitoring : 3 phase
  • Degree of protection (IP): IP65
  • Built-in battery: No
  • Suitable for switch disconnector: No

Advantages of Growatt MID 33KTL3-X

Growatt's MID-KTL3-X series has the following benefits:

Most effective at 98.8%

Arc flash protection built-in (AFCI)

Due to GT-Topology, the design is small and quiet.

Built-in surge protection Type II SPD on DC and AC, IP65-secure, and appropriate for installation both inside and outside.

The Growatt inverters are renowned for their high efficiency and excellent value. A 5 to 10-year manufacturer's warranty is offered on all goods.

Growatt MID 33KTL3-X price

If you want to know Growatt Hybrid inverter price and the cost of Growatt MID 33KTL3-X, call the numbers listed on the website so that our experts can help you.



Inverters type

On Grid Inverters


21000W ~ 40000W

1 review for Growatt MID 33KTL3-X

  1. dave

    does this Growatt 33KTL3 has guarantee?

Add a review

Your email address will not be published. Required fields are marked *

Input Data (PV)

Max. recommended PV power (for module STC) 49500W
Max. DC voltage 1100V
Start voltage 250V
Nominal voltage 600V
MPPT voltage range 200-1000V
No. of MPP trackers 3
No. of PV strings per MPP tracker 2
Max.input current per MPP tracker 26A
Max. short-circuit current per MPP tracker 32A

Output Data (AC)

AC nominal power 33000W
Max. AC apparent power 36600VA
Nominal AC voltage(range*) 220V/380V, 230V/400V (340-440V)
AC grid frequency;(range*) 50/60 Hz (45-55Hz/55-65 Hz)
Max. output current 55.5A
Adjustable power factor 0.8leading…0.8lagging
THDi <3%
AC grid connection type 3W+N+PE


MAX. efficiency 98.8%
European efficiency 98.5%
MPPT efficiency 99.9% 

Protection devices

DC reverse polarity protection Yes
DC Switch Yes
AC/DC surge protection Type II / Type II
Insulation resistance monitoring Yes
Ground fault monitoring Yes
Grid monitoring Yes
Anti-islanding protection Yes
Residual-current monitoring unit Yes
String monitoring Yes
AFCI protection Optional

General data

Dimensions (W / H / D) 525/395/222mm
Weight 29.5kg
Operating temperature range –25 °C ... +60 °C
Self-Consumption (night) < 1W
Topology Transformerless
Cooling Smart air cooling
Protection degree IP66
Relative humidity 0~100%
Altitude 4000m
DC connection H4/MC4(Optional)
AC connection Cable gland+OT terminal
Interfaces: Interfaces: RS485 / USB / WiFi/ GPRS / RF/ LAN Yes/Yes /Optional/Optional/Optional/Optional
Warranty: 5 years / 10 years     Yes/Optional
CE, VDE0126, Greece, EN50549, C10/C11, UTE C 15-712, IEC62116,IEC61727, IEC 60068, IEC 61683, CEI0-21, CEI0-16, N4105, TOR Erzeuger, G98/G99, G100, AS/NZS 3100, AS4777, UNE217001, UNE206007, PO12.2, KSC8565
 * The AC voltage range and frequency range may vary depending on specific country grid standard. All specifications are subject to change without notice.