# Growatt Spe 15KTL3 Hvm

Type: solar inverter
Manufacturer: Growatt
URL: https://inverterdata.com/en/growatt/growatt-spe-15ktl3-hvm/
Manufacturer source: https://www.growatt.com/products/spe-15ktl3-hvm
Database: InverterData (inverterdata.com)
License: free to quote with attribution to inverterdata.com

## Overview

Designed for robust off-grid energy storage applications, this high-voltage inverter from Chinese manufacturer Growatt delivers reliable power conversion in demanding environments. With its impressive 1000V maximum DC input voltage capacity, the SPE 15KTL3 HVM handles substantial solar array configurations while maintaining optimal efficiency through its dual MPPT tracking channels.

This off-grid storage inverter excels in residential and commercial installations where grid independence is essential. The two independent MPPT channels allow for flexible panel arrangements and maximize energy harvest from different roof orientations or shading conditions. Built with Growatt's proven inverter technology, it offers dependable performance for backup power systems, remote locations, and energy storage applications requiring consistent power delivery regardless of grid availability.

## Specifications

| Specification | Value |
| --- | --- |
| Maximum DC Input Voltage | 1000 V |
| Number of MPPT Channels | 2 |
| Inverter Type | 离网储能逆变器 |

Not published by the manufacturer: Nominal AC Power, Maximum AC Power, Maximum Efficiency, European Efficiency, MPPT Voltage Range, Maximum DC Input Current per MPPT, AC Output Voltage, AC Output Frequency, Output Wave Type, Total Harmonic Distortion (THD), Weight, Enclosure Protection Rating, Operating Temperature Range, Number of Phases.

## Frequently asked questions

### What category of inverter is the Growatt SPE 15KTL3 HVM?

The Growatt SPE 15KTL3 HVM is catalogued by Growatt as an off-grid energy storage inverter, part of the SPE family that pairs with battery storage rather than feeding directly into the utility grid. It is not a grid-tied string inverter like Growatt's MIN or MOD lines, so it suits installations built around battery backup and standalone power rather than straightforward grid export.

### What DC input voltage does the Growatt SPE 15KTL3 HVM support?

The Growatt SPE 15KTL3 HVM accepts up to 1000 V of maximum DC input voltage, the high-voltage ceiling implied by the HVM designation. That headroom supports longer series strings of batteries or PV input than a lower-voltage-class inverter would allow, which matters for the higher-power off-grid storage systems this SPE variant is built for.

### How many MPPT trackers does the Growatt SPE 15KTL3 HVM have?

The Growatt SPE 15KTL3 HVM has two MPPT channels, so it can track two independently oriented PV inputs feeding into the same off-grid storage system. For an installation combining solar charging with battery backup, that means two roof sections or two strings with different tilt or orientation can each be optimised on its own, rather than compromising on a shared average.

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