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Growatt SPF 3500 ES 3.5KW 48V Off Grid Hybrid Solar Inverter
Solar Inverter
Model ID: GROWATT-SPF-3500-ES

Growatt SPF 3500 ES 3.5KW 48V Off Grid Hybrid Solar Inverter

Reliable 3.5kW 48V off-grid hybrid solar inverter for load-shedding and backup setups

The Growatt SPF 3500 ES 3.5KW 48V Off Grid Hybrid Solar Inverter is a practical choice for buyers who want solar-backed power without overcomplicating the system. It is built for off-grid and backup use, so it fits homes, small offices, shops, and remote locations where stable electricity matters. For Bangladeshi buyers dealing with load-shedding or planning a solar setup, this model offers a balanced mix of power, charging flexibility, and compact size. Works with battery storage and solar input while keeping the setup simple, making better use of daylight power and reducing dependence on the grid.

2-Year Manufacturer WarrantyOfficial Factory Backed
Tested & CertifiedZero Defect QC Passed

Engineering Key Features:

3.5kW rated output for essential home, office, or shop loads
48V battery system support for lithium and lead-acid battery banks
Integrated MPPT solar charging for maximum PV energy harvesting
Pure sine wave output protects sensitive computers and appliances
Parallel capability up to 6 units for future capacity expansion
Flexible operation: works with battery or without battery in supported setups

Recommended Applications:

Residential Homes & ApartmentsSmall Offices, Shops & Commercial SpacesOff-Grid Solar & Load-Shedding Backup
Technical Data Sheet

Full Technical Specifications

Verified laboratory parameters measured under standard testing conditions (STC).

Specifications Matrix

ISO / IEC Standards
rated Power
3500VA / 3500W (Surge: 7000VA)
battery Voltage
48VDC (Lithium / Lead-acid Compatible)
AC Output Waveform
Pure Sine Wave (230VAC ±5% @ 50/60Hz)
Peak Energy Conversion Efficiency
93% Peak Efficiency
max Pv Power
4500W (MPPT Range: 120VDC ~ 430VDC)
max Pv Voltage
450VDC Open Circuit Voltage
max Solar Charge Current
80A (AC Charge Current: 60A)
parallel Capability
Yes, up to 6 units in parallel
protection Degree
IP20
Physical Dimensions (L x W x H)
330 x 485 x 135 mm (11.5 kg)
operating Temperature
0°C - 55°C
Standard Manufacturer Warranty
2-Year Standard Warranty
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Turnkey Power Reliability

Ready to Eliminate Power Disruptions & Accelerate Clean Energy?

Schedule a complimentary engineering site audit with DCS Power. Our certified electrical engineers will evaluate your electrical loads, simulate solar yield, and architect a customized zero-downtime solution.

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ISO 9001:2015 & IEC Standard Compliant
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