Residential · Single phase

IP21 Hybrid — 4.2 kW

Single-phase hybrid inverter for essential home backup.

  • 4.2 kW
  • IP21
  • Single phase
  • 1-yr warranty
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S3 Solar IP21 hybrid inverter (4.2 kW) with battery bank at a home entrance
S3 Solar IP21 hybrid inverter (4.2 kW) with battery bank at a home entrance

Specifications

At a glance.

Power
4.2 kW
Type
Hybrid (solar + battery + grid)
Phase
Single phase
Enclosure
IP21 — sheltered indoor
Warranty
1 year

Headline specs shown. Ask us for the full detail sheet on any model.

Overview

What it's for.

The entry point to the S3 Solar hybrid range. A single-phase 4.2 kW inverter that keeps your essentials — lights, fans, TV and internet — running through load-shedding, working with solar, batteries and the grid together.

  • Backup for essential home loads
  • Smaller homes and apartments
  • Sheltered indoor mounting (garage, store room, hallway)

Every residential S3 Solar hybrid inverter carries a 1-year warranty, honoured by us directly as the brand owner.

See it in action

Watch the hybrid in action.

More residential

The rest of the range.

S3 Solar IP21 hybrid inverter (6.2 kW) mounted on an exterior wall

IP21 Hybrid — 6.2 kW

  • 6.2 kW
  • IP21
  • Single phase
  • 1-yr warranty
View details
S3 Solar IP21 hybrid inverter (10.2 kW) on a home exterior at dusk

IP21 Hybrid — 10.2 kW

  • 10.2 kW
  • IP21
  • Single phase
  • 1-yr warranty
View details
S3 Solar IP65 weatherproof hybrid inverter (6 kW) mounted outdoors

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  • IP65
  • Single phase
  • 1-yr warranty
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PV Inverter — 6 kW

  • 6 kW
  • 9000 W PV
  • Single phase
  • Solar + grid
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S3 Solar single-phase PV inverter (10 kW) on a building exterior

PV Inverter — 10 kW

  • 10 kW
  • 14000 W PV
  • Single phase
  • Solar + grid
View details

Interested in the IP21 Hybrid 4.2 kW?

Tell us your load and we'll confirm the fit, pricing and stock.

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