Growatt SPF 6000 ES Off-Grid Solar Inverter (6kW)

Product Overview: The Growatt SPF 6000 ES is a market-leading 6kW single-phase off-grid solar inverter precision-engineered to deliver robust, uncompromising energy independence for remote residential setups, microgrids, and critical backup systems. Integrated with a powerful 120A MPPT solar charge controller (up to 450VDC PV input), this off-grid workhorse seamlessly manages solar arrays, battery storage, and utility/generator inputs. A key breakthrough feature is its battery-free operational capability, allowing the system to power home loads directly from solar panels when no battery is connected, radically lowering initial layout costs. Engineered for heavy-duty scalability, it supports up to 6 units in parallel, allowing system scaling up to a massive 36kW. It represents the ultimate global benchmark for reliable, rugged, and cost-effective energy autarky.

AC Output (Inverter) Specifications

## PV Input (Solar Charger Controller)

Equipped with dual MPPT trackers to increase design flexibility for PV array layouts.

• Maximum PV Array Power: 8000 W

• Number of MPPT Trackers: 2

• Maximum PV Array Open Circuit Voltage : 500 VDC

• MPPT Operating Voltage Range: 120 VDC ~ 450 VDC

• Max. Input Current per MPPT: 16 A

• Maximum Solar Charging Current: 100 A

 Battery Parameters

• Nominal Battery System Voltage: 48 VDC

• Compatible Battery Types: Lithium / Lead-acid

• Maximum AC Charging Current: 80 A

• Maximum Total Charging Current (PV + AC): 100 A

• BMS Communication Ports: RS485 / CAN (Compatible with major 48V low-voltage energy storage battery systems)

 General & Mechanical Specifications

• Dimensions (W × H × D): 460 × 395 × 132 mm

• Net Weight: 13.5 kg

• Ingress Protection Rating: IP20 (Indoor installation; features a built-in anti-dust filter for harsh environments)

• Cooling: Smart forced air cooling (Variable speed fans)

 Environmental & Advanced System Features

• Parallel Capability: Supports up to 6 units in parallel for single-phase or three-phase configurations, scaling the system up to 36kW.

• Dual AC Inputs: Integrated grid and generator ports with automated power routing.

• Battery-Free Operation: Capable of running loads directly from solar power even when no battery bank is connected.

• Operating Temperature: 0°C to 55°C

• Storage Temperature: -15°C to 60°C

• Humidity: 5% to 95% Relative Humidity (Non-condensing)

• Connectivity Options: Pluggable WiFi / GPRS modules for remote smartphone app or web-portal monitoring and parameter adjustments.