Growatt SPF 6000 ES PLUS

Questions and Answers

M
Matthew PowellAug 3, 2025
Why is my Growatt SPF 6000 ES PLUS Inverter working in battery mode when mains exist?
- C
  Cynthia GardnerAug 3, 2025
  Your Growatt Inverter might be working in battery mode even when mains are available due to several reasons: * The input protector may be tripped. Check if the AC breaker is tripped and the AC wiring is connected well. * The quality of AC power from the shore or generator might be insufficient. Check if the AC wires are too thin or too long. If using a generator, verify it's working correctly and the input voltage range setting is correct. * The output source priority may not be set correctly. Change the output source priority to Utility first.
G
Gregory TannerAug 13, 2025
Why does my Growatt Inverter shut down automatically during startup?
- W
  William ChurchAug 13, 2025
  The Growatt Inverter might shut down automatically during startup because the battery voltage is too low (less than 1.91V/Cell). To resolve this, you can try to re-charge or replace the battery.
J
Jessica OconnellAug 18, 2025
What to do if Growatt Inverter has no response after power on?
- N
  Nicole EdwardsAug 18, 2025
  If your Growatt Inverter shows no response after powering on, it could be due to: * The battery voltage being far too low (less than 1.4V/Cell). * The battery polarity being connected in reverse. To fix this, check if the batteries and wiring are connected well, re-charge the battery, or replace the battery.
T
Thomas ReyesAug 22, 2025
What to do if internal relay is switching on and off repeatedly when Growatt SPF 6000 ES PLUS Inverter is turned on?
- K
  Kevin BishopAug 22, 2025
  If the internal relay is switching on and off repeatedly when your Growatt Inverter is turned on, it could be because the battery is disconnected. Check if the battery wires are connected well.
L
Luis HowardOct 28, 2025
What to do if Growatt SPF 6000 ES PLUS beeps and the red LED is on?
- J
  Joshua WilsonOct 28, 2025
  If your Growatt Inverter is beeping continuously and the red LED is on (fault code), or beeping once every second and the red LED is flashing (warning code), there could be several reasons: * **Fan fault:** Check if all fans are working properly and replace the fan if necessary. * **High internal temperature:** Ensure the unit's airflow isn't blocked and the ambient temperature isn't too high. Also, check the thermistor plug for looseness. * **Battery issues:** It could be over-charged or the voltage is too high or too low. Check if the battery specifications and quantity meet the requirements. Measure the battery voltage and check the battery's state of charge (SOC) in the LCD when using a Li battery. Recharge the battery if the voltage/SOC is too low. * **Output problems:** Ther...
A
Andrew MartinezNov 7, 2025
What to do if Growatt Inverter beeps continuously and the red LED is on?
- P
  paul11Nov 7, 2025
  If your Growatt Inverter is beeping continuously and the red LED is on (fault code), or beeping once every second and the red LED is flashing (warning code), it could be due to: * **Bus voltage issues:** If connected to a lithium battery without communication, check if the voltage points of the program 19 and 21 are too high for the lithium battery. * **Internal component failure:** Restart the unit. If the error happens again, please return to repair center. * **Parallel system issues:** Check if AC input wires of all inverters are connected well. Ensure the input phase is correct by changing the input phase S and T wiring. For parallel systems, make sure the parallel settings are the same (single or parallel; 3P1, 3P2, 3P3) and all phase inverters are powered on. * **Lithium bat...

Summary

Installation

Battery Connection

Lead-acid Battery Connection

Details for connecting lead-acid batteries, including cable size and torque values.

Lithium Battery Connection

Instructions for connecting lithium batteries, including BMS communication setup.

Lithium battery communication and setting

Steps to establish communication between the lithium battery BMS and the inverter.

LCD setting

Battery type setting (Program 05)

Options for setting the battery type (AGM, Flooded, Lithium, User-Defined).

RS485;CAN Communication protocol (Program 36)

Procedure for selecting RS485 or CAN communication protocols.

Communicating with battery BMS in parallel system

Connecting the BMS communication cable in a parallel inverter system.

AC Input;GEN;Output Connection

AC input;GEN;AC output connection steps

Detailed steps for making AC input, GEN, and AC output connections.

AC output connection steps

Steps for connecting the AC output wires to the inverter.

Important AC wiring cautions

Critical warnings regarding AC wire polarity and appliance restart times.

PV Connection

PV Module Selection

Parameters to consider when selecting PV modules for the system.

PV module connection steps

Step-by-step instructions for connecting PV modules to the inverter.

Operation

Operation and Display Panel

Overview of the front panel, including indicators, buttons, and LCD display.

LCD Display Icons

LCD Setting

Output source priority (Program 01)

Configuring the priority for load power source (Solar, Utility, SBU, SUB).

Battery type (Program 05)

Selecting the type of battery connected to the inverter.

Charger source priority (Program 14)

Configuring the priority for charging sources (Solar, Utility, or both).

Low DC cut-off voltage (Program 21)

Setting the voltage level at which DC power cut-off occurs.

Battery equalization (Program 43)

Battery equalization voltage (Program 44)

Display Information

Operating Mode Description

Standby mode; Power saving mode

Fault mode

Line Mode

Battery Mode

Parallel Installation Guide

Wiring Connection

Breaker specification

Recommended battery capacity

Parallel Operation in Single Phase

Two inverters in parallel: Power Connection

Communication Connection

Three inverters in parallel: Power Connection

Four inverters in parallel: Power Connection

Five inverters in parallel: Power Connection

Six inverters in parallel: Power Connection

Parallel Operation in Three Phase

One inverter in each phase: Power Connection

Two inverters in one phase and only one inverter for the remaining phases

Two inverters in two phases and only one inverter for the remaining phase

Three inverters in one phase and only one inverter for the remaining two phases

Two inverters in each phase

Three inverters in one phase, two inverters in second phase and one inverter for the third phase

Four inverters in one phase and one inverter for the other two phases

LCD Setting and Display

Parallel in Single Phase

Parallel in Three Phase

Fault Reference Code

Warning Indicator

Battery Equalization

How to Apply Equalization Function

Specifications

Table 1 Line Mode Specifications

Table 2 Inverter Mode Specifications

Table 3 Charge Mode Specifications

Table 4 General Specifications

Trouble Shooting

Unit shuts down during startup process

Troubleshooting steps for low battery voltage causing startup shutdown.

No response after power on

Troubleshooting steps when the inverter shows no indication after power on.

Mains exist but unit works in battery mode

Troubleshooting issues with AC power availability and battery mode operation.

Fault code 01-07

Solutions for specific fault codes from 01 to 07.

Fault code 08-81

Solutions for specific fault codes from 08 to 81.

Warning code 15-20

Solutions for specific warning codes from 15 to 20.

Growatt SPF 6000 ES PLUS Specifications

General

Model	SPF 6000 ES PLUS
Category	Inverter
Rated Power	6000 W
Input Voltage	230 V AC
Output Voltage	230 V AC
Battery Voltage	48 V
Max. PV Array Power	8000 W
Max. DC Voltage	450 V
Max. Charging Current	120 A
Output Frequency	50 Hz/60 Hz
Max. PV Input Power	8000 W
Max. PV Input Voltage	450 V
Number of MPPTs	2
Max. AC Charging Current	60A
Dimensions	330 x 485 x 135 mm
Communication Interface	USB
MPPT Voltage Range	120V-430V
MPPT Range	120V-430V
Efficiency	93% (Peak)