Growatt WIT 29.9~50K XHU GTI
Designed for commercial energy storage applications, this Growatt inverter delivers robust performance in demanding industrial environments. With its advanced 4 MPPT channel configuration, it can handle up to 20 amperes of DC input current per channel, making it ideal for large-scale solar installations and commercial energy management systems.
The unit's IP66 protection rating ensures reliable operation in harsh weather conditions, while its commercial-grade energy storage capabilities make it perfect for businesses looking to optimize their power consumption and reduce energy costs. Built by Growatt's Chinese manufacturing expertise, this inverter represents a professional solution for contractors and commercial installers who need dependable performance in medium to large-scale renewable energy projects.
Technical Specifications
| Number of MPPT Channels | 4 |
| Maximum DC Input Current per MPPT | 20 A |
| Enclosure Protection Rating | IP66 |
| Inverter Type | 商用储能逆变器 |
Frequently asked questions
What is the Growatt WIT 29.9-50K XHU-GTI used for?
Growatt catalogs the WIT 29.9-50K XHU-GTI as a commercial energy storage inverter, built to pair a battery bank with a business-scale solar array rather than a single home. In this configuration it runs four independent MPPT channels, letting installers split strings across different roof planes or ground-mount rows on a commercial site without losing performance to partial shading.
What does the 29.9-50K span in the WIT 29.9-50K XHU-GTI name mean?
The "29.9-50K" in the WIT 29.9-50K XHU-GTI designation names a family spanning roughly 30 to 50 kW of AC power, not a single fixed rating; Growatt does not publish which exact wattage this specific catalog listing represents. What is verified here is four MPPT channels and a 20 A maximum DC input current per channel — installers should size strings to those figures, not to the name.
How does the MPPT current rating on the Growatt WIT 29.9-50K XHU-GTI affect string design?
Each of the four MPPT channels on the Growatt WIT 29.9-50K XHU-GTI accepts up to 20 A of DC input current. That figure sets the ceiling for how many panels an installer can run in parallel per string before exceeding the channel's rating, and it should be checked against the short-circuit current of the modules chosen, with margin for the site's coldest expected conditions.
Can the Growatt WIT 29.9-50K XHU-GTI be installed outdoors?
The Growatt WIT 29.9-50K XHU-GTI carries an IP66 enclosure rating, meaning it is sealed against dust and protected against powerful water jets from any direction, so outdoor wall mounting is within its specification. Beyond the enclosure rating, temperature range, weight and mounting details are not recorded for this listing, so installers should confirm those against the manufacturer's datasheet before a site install.
Source: www.growatt.com