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iTechWorld RedBack RB3.5 3500W Portable Inverter Generator

Save $300.00
Original Price $1,299.00
Current Price $999.00

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Discover portable power with the all-new Redback RB3.5 generator, a robust 3500-watt powerhouse perfect for those who value simple reliability. Ideal for camping, caravanning, worksite power, and home backup, the RB3.5 is engineered for straightforward functionality without compromising on performance.

Part of iTechworld's legacy since 2006, the RB3.5 is a product of continuous innovation, designed for the diverse needs of the Australian outback.

A 3.7L fuel tank offers over 5 hours of runtime, complemented by a quiet operation at 53-57dB @ 7m, blending power with peace.

The RB3.5 empowers you to venture off-grid, providing the comforts of home in the most remote locations.

Built to endure tough conditions with heavy duty components and casing, the RB3.5 is as rugged as the landscapes it's designed for.

Weighing just 21.5 kg, it is the lightest in its class, combining portability with a robust 3500 Watt peak and 3000 Watt constant output.

Equipped with a patent pending ultra quiet silenced muffler the RB3.5 stands is names as one of the quietest generators available with a reading of 53-57dB at 7m.  

Whether it's powering caravan appliances, some caravan air conditioners, or tools at the worksite, the RB3.5 is up to the task.

Equipped with Pure Sine Wave technology, it delivers clean and stable power, safe for sensitive electronics.

With a straightforward pull-start mechanism, the RB3.5 is accessible to everyone, ensuring easy usage every time.

*Statutory Warranty period is 12 months.

Package Contents

1 x Redback RB3.5 3500W 3.5KVA Portable Petrol Inverter Generator 

1 x 12V DC Battery Charger

1 x Maintenance schedule and log book

1 x Screwdriver

1 x Spark Plug Spanner

1 x Oil Refilling Hose

1 x Instruction manual, the digital version is found HERE

iTechWorld RedBack RB4.5 4500W Portable Inverter Generator Quick Stats

  • Efficiency: Extended runtime with improved fuel economy
  • Starting modes: Recoil start
  • Quiet operation: 53-57 dB at 7 metres away
  • Freedom to explore: Experience off-grid adventures with creature comforts
  • Warranty: 1 year

Optional Add Ons:

  • iTechWorld RedBack Inverter Generator Protective Cover

The Redback RB4.5 Generator Cover has been designed in Australia, for Australia. Developed specifically for the Redback RB4.5, the cover adds an additional layer of protection to your unit, safeguarding your generator from bumps, knocks and scratches—making it the perfect accessory.

The RB4.5 Generator Cover provides additional security against bumps, knocks, scratches and the elements. Its heavy-duty design is ideal for outdoor enthusiasts who need equipment that can withstand rugged environments. At the same time, the additional pockets allow you to carry the necessary equipment with your generator, while the tough fabric and sturdy hardware make for a hardy cover that will stand the test of time.

  • iTechWorld RedBack Inverter Generator Anti-Vibration Mat

The Redback Generator Mat has been designed in Australia, for Australia. Specifically developed for the Redback generator line, this mat provides a protective layer beneath your generator, guarding against dirt, scratches, and impacts—making it an essential accessory.

The Redback Generator Mat is built for rugged outdoor use, offering stability and protection on uneven or rough surfaces. Its durable, weather-resistant material shields your generator from debris and moisture, preventing wear and tear over time. Ideal for outdoor enthusiasts and those in harsh environments, this mat helps extend the life of your generator while providing a stable base of operations.

Product Specifications

General
Engine type: Single-cylinder, four-stroke, air-cooled, overhead valve, tilted 25° off centre of the engine cylinder
Bore size x stroke: 65 x 48mm
Displacement: 159cc
Compression ratio: 8.5 ± 0.2
Gas distribution: OHV
Cooling mode: Forced convection
Output power: 4.8/4850 (kW/r/min)
Startup method: Recoil start/electric start
Fuel tank volume: 5.5L
Fuel type: Vehicle-grade unleaded petrol
Oil capacity 0.45L
Oil type: SAE 10W/30
Lubrication mode: Splash lubrication
Noise (@ 7m): 54-59dB
Rated power: 3.5kW
Maximum power: 4.5kW
Rated voltage: 240V
Rated frequency: 50Hz
Power factor: 1
Phase number: Single phase
DC output: 12V/8.3A
Outlets: 15A
Voltage regulation: Controller regulated
Frequency regulation: Controller regulated
Overall dimensions (LxWxH): 530 x 310 x 500mm
Net weight: 27.5kg
Description

Discover portable power with the all-new Redback RB3.5 generator, a robust 3500-watt powerhouse perfect for those who value simple reliability. Ideal for camping, caravanning, worksite power, and home backup, the RB3.5 is engineered for straightforward functionality without compromising on performance.

Part of iTechworld's legacy since 2006, the RB3.5 is a product of continuous innovation, designed for the diverse needs of the Australian outback.

A 3.7L fuel tank offers over 5 hours of runtime, complemented by a quiet operation at 53-57dB @ 7m, blending power with peace.

The RB3.5 empowers you to venture off-grid, providing the comforts of home in the most remote locations.

Built to endure tough conditions with heavy duty components and casing, the RB3.5 is as rugged as the landscapes it's designed for.

Weighing just 21.5 kg, it is the lightest in its class, combining portability with a robust 3500 Watt peak and 3000 Watt constant output.

Equipped with a patent pending ultra quiet silenced muffler the RB3.5 stands is names as one of the quietest generators available with a reading of 53-57dB at 7m.  

Whether it's powering caravan appliances, some caravan air conditioners, or tools at the worksite, the RB3.5 is up to the task.

Equipped with Pure Sine Wave technology, it delivers clean and stable power, safe for sensitive electronics.

With a straightforward pull-start mechanism, the RB3.5 is accessible to everyone, ensuring easy usage every time.

*Statutory Warranty period is 12 months.

Package Contents

1 x Redback RB3.5 3500W 3.5KVA Portable Petrol Inverter Generator 

1 x 12V DC Battery Charger

1 x Maintenance schedule and log book

1 x Screwdriver

1 x Spark Plug Spanner

1 x Oil Refilling Hose

1 x Instruction manual, the digital version is found HERE

iTechWorld RedBack RB4.5 4500W Portable Inverter Generator Quick Stats

  • Efficiency: Extended runtime with improved fuel economy
  • Starting modes: Recoil start
  • Quiet operation: 53-57 dB at 7 metres away
  • Freedom to explore: Experience off-grid adventures with creature comforts
  • Warranty: 1 year

Optional Add Ons:

  • iTechWorld RedBack Inverter Generator Protective Cover

The Redback RB4.5 Generator Cover has been designed in Australia, for Australia. Developed specifically for the Redback RB4.5, the cover adds an additional layer of protection to your unit, safeguarding your generator from bumps, knocks and scratches—making it the perfect accessory.

The RB4.5 Generator Cover provides additional security against bumps, knocks, scratches and the elements. Its heavy-duty design is ideal for outdoor enthusiasts who need equipment that can withstand rugged environments. At the same time, the additional pockets allow you to carry the necessary equipment with your generator, while the tough fabric and sturdy hardware make for a hardy cover that will stand the test of time.

  • iTechWorld RedBack Inverter Generator Anti-Vibration Mat

The Redback Generator Mat has been designed in Australia, for Australia. Specifically developed for the Redback generator line, this mat provides a protective layer beneath your generator, guarding against dirt, scratches, and impacts—making it an essential accessory.

The Redback Generator Mat is built for rugged outdoor use, offering stability and protection on uneven or rough surfaces. Its durable, weather-resistant material shields your generator from debris and moisture, preventing wear and tear over time. Ideal for outdoor enthusiasts and those in harsh environments, this mat helps extend the life of your generator while providing a stable base of operations.

Product Specifications

General
Engine type: Single-cylinder, four-stroke, air-cooled, overhead valve, tilted 25° off centre of the engine cylinder
Bore size x stroke: 65 x 48mm
Displacement: 159cc
Compression ratio: 8.5 ± 0.2
Gas distribution: OHV
Cooling mode: Forced convection
Output power: 4.8/4850 (kW/r/min)
Startup method: Recoil start/electric start
Fuel tank volume: 5.5L
Fuel type: Vehicle-grade unleaded petrol
Oil capacity 0.45L
Oil type: SAE 10W/30
Lubrication mode: Splash lubrication
Noise (@ 7m): 54-59dB
Rated power: 3.5kW
Maximum power: 4.5kW
Rated voltage: 240V
Rated frequency: 50Hz
Power factor: 1
Phase number: Single phase
DC output: 12V/8.3A
Outlets: 15A
Voltage regulation: Controller regulated
Frequency regulation: Controller regulated
Overall dimensions (LxWxH): 530 x 310 x 500mm
Net weight: 27.5kg

At HomesteadHaven, we pride ourselves on offering free shipping Australia-wide.

We know how important it is to receive your order quickly and without hassle, especially for high-value and essential off-grid products. That’s why we work with trusted freight and courier partners to ensure your order gets to you safely and promptly, no matter where you are in Australia.

We don't want to mess around with fine print and extra charges, we like things to be simple and easy. 

Want to know about our Returns Policy? Read more here.

Order Confirmation:

As soon as you place your order you will receive an order confirmation e-mail.  This means that we have received your order in our system and pre-authorised your credit card for the purchase.  

As soon as we receive your order we automatically check to confirm that your order is in stock and available for immediate shipment.  If your item is on back-order or unavailable we will void the pre-authorisation and reach out to you via e-mail to see if alternate arrangements can be made.  

If your item(s) are available for immediate shipment (within 5 business days) we will process the charges and get to work preparing your order for shipment.

Order Shipment:

If your order is in stock and we process the charges to your credit card it will ship within three business days from the date of your order.  

We will send you shipping confirmation within 24 hours of your order leaving the warehouse to the e-mail address you provided when checking out.  

If you do not receive shipping confirmation from us within four business days of your order feel free to follow up with us at info@homesteadhaven.com.au.

International Orders:

Please be aware that our products are made specifically for the Australian market. This means that relevant items require a 240V electrical system to function correctly. 

Our products have generally not been certified for use with other countries electrical safety standards but all of our products are certified to Australian standards.

We will happily ship our fantastic products to international customers. Due to the extremely wide variety of product dimensions we will provide an up to date shipping price quote for you on request.

If you are happy with our shipping quote we will prepare an order and payment through our ultra secure online payment gateway.

Damages:

Please inspect the packaging of your item(s) when they arrive, if you notice any damage you should make note of it when signing for delivery or do not agree to accept the delivery.

If you do accept delivery you are required to immediately take photos using your smart phone or camera of the damaged packaging or products inside the packaging. 

If your item(s) do arrived damaged please send photos to info@homesteadhaven.com.au, then visit our Returns page and lodge your return claim online.

We get it—there are plenty of options when it comes to buying sustainable and off-grid living products online. So why choose HomesteadHaven?

Because we don’t just sell these products—we live the lifestyle ourselves. We understand what works, what lasts, and what makes self-sufficiency easier.

But don’t just take our word for it—hear from our happy customers here!

Here's What Sets Us Apart

  • Fast & Reliable Shipping Australia-Wide – Tracked & insured for your peace of mind.
  • Price Match Guarantee – Found a lower price? We’ll match it.
  • 30-Day Easy Returns – Not happy with your purchase? We’ll take it back, no questions asked.
  • Satisfaction Guaranteed – We carefully select high-quality, reliable products. If something’s not right, we’ll make it right.

At HomesteadHaven, we’re more than just a store—we’re a trusted partner on your journey to sustainability and self-sufficiency.

Description

Discover portable power with the all-new Redback RB3.5 generator, a robust 3500-watt powerhouse perfect for those who value simple reliability. Ideal for camping, caravanning, worksite power, and home backup, the RB3.5 is engineered for straightforward functionality without compromising on performance.

Part of iTechworld's legacy since 2006, the RB3.5 is a product of continuous innovation, designed for the diverse needs of the Australian outback.

A 3.7L fuel tank offers over 5 hours of runtime, complemented by a quiet operation at 53-57dB @ 7m, blending power with peace.

The RB3.5 empowers you to venture off-grid, providing the comforts of home in the most remote locations.

Built to endure tough conditions with heavy duty components and casing, the RB3.5 is as rugged as the landscapes it's designed for.

Weighing just 21.5 kg, it is the lightest in its class, combining portability with a robust 3500 Watt peak and 3000 Watt constant output.

Equipped with a patent pending ultra quiet silenced muffler the RB3.5 stands is names as one of the quietest generators available with a reading of 53-57dB at 7m.  

Whether it's powering caravan appliances, some caravan air conditioners, or tools at the worksite, the RB3.5 is up to the task.

Equipped with Pure Sine Wave technology, it delivers clean and stable power, safe for sensitive electronics.

With a straightforward pull-start mechanism, the RB3.5 is accessible to everyone, ensuring easy usage every time.

*Statutory Warranty period is 12 months.

Package Contents

1 x Redback RB3.5 3500W 3.5KVA Portable Petrol Inverter Generator 

1 x 12V DC Battery Charger

1 x Maintenance schedule and log book

1 x Screwdriver

1 x Spark Plug Spanner

1 x Oil Refilling Hose

1 x Instruction manual, the digital version is found HERE

iTechWorld RedBack RB4.5 4500W Portable Inverter Generator Quick Stats

  • Efficiency: Extended runtime with improved fuel economy
  • Starting modes: Recoil start
  • Quiet operation: 53-57 dB at 7 metres away
  • Freedom to explore: Experience off-grid adventures with creature comforts
  • Warranty: 1 year

Optional Add Ons:

  • iTechWorld RedBack Inverter Generator Protective Cover

The Redback RB4.5 Generator Cover has been designed in Australia, for Australia. Developed specifically for the Redback RB4.5, the cover adds an additional layer of protection to your unit, safeguarding your generator from bumps, knocks and scratches—making it the perfect accessory.

The RB4.5 Generator Cover provides additional security against bumps, knocks, scratches and the elements. Its heavy-duty design is ideal for outdoor enthusiasts who need equipment that can withstand rugged environments. At the same time, the additional pockets allow you to carry the necessary equipment with your generator, while the tough fabric and sturdy hardware make for a hardy cover that will stand the test of time.

  • iTechWorld RedBack Inverter Generator Anti-Vibration Mat

The Redback Generator Mat has been designed in Australia, for Australia. Specifically developed for the Redback generator line, this mat provides a protective layer beneath your generator, guarding against dirt, scratches, and impacts—making it an essential accessory.

The Redback Generator Mat is built for rugged outdoor use, offering stability and protection on uneven or rough surfaces. Its durable, weather-resistant material shields your generator from debris and moisture, preventing wear and tear over time. Ideal for outdoor enthusiasts and those in harsh environments, this mat helps extend the life of your generator while providing a stable base of operations.

Product Specifications

General
Engine type: Single-cylinder, four-stroke, air-cooled, overhead valve, tilted 25° off centre of the engine cylinder
Bore size x stroke: 65 x 48mm
Displacement: 159cc
Compression ratio: 8.5 ± 0.2
Gas distribution: OHV
Cooling mode: Forced convection
Output power: 4.8/4850 (kW/r/min)
Startup method: Recoil start/electric start
Fuel tank volume: 5.5L
Fuel type: Vehicle-grade unleaded petrol
Oil capacity 0.45L
Oil type: SAE 10W/30
Lubrication mode: Splash lubrication
Noise (@ 7m): 54-59dB
Rated power: 3.5kW
Maximum power: 4.5kW
Rated voltage: 240V
Rated frequency: 50Hz
Power factor: 1
Phase number: Single phase
DC output: 12V/8.3A
Outlets: 15A
Voltage regulation: Controller regulated
Frequency regulation: Controller regulated
Overall dimensions (LxWxH): 530 x 310 x 500mm
Net weight: 27.5kg

At HomesteadHaven, we pride ourselves on offering free shipping Australia-wide.

We know how important it is to receive your order quickly and without hassle, especially for high-value and essential off-grid products. That’s why we work with trusted freight and courier partners to ensure your order gets to you safely and promptly, no matter where you are in Australia.

We don't want to mess around with fine print and extra charges, we like things to be simple and easy. 

Want to know about our Returns Policy? Read more here.

Order Confirmation:

As soon as you place your order you will receive an order confirmation e-mail.  This means that we have received your order in our system and pre-authorised your credit card for the purchase.  

As soon as we receive your order we automatically check to confirm that your order is in stock and available for immediate shipment.  If your item is on back-order or unavailable we will void the pre-authorisation and reach out to you via e-mail to see if alternate arrangements can be made.  

If your item(s) are available for immediate shipment (within 5 business days) we will process the charges and get to work preparing your order for shipment.

Order Shipment:

If your order is in stock and we process the charges to your credit card it will ship within three business days from the date of your order.  

We will send you shipping confirmation within 24 hours of your order leaving the warehouse to the e-mail address you provided when checking out.  

If you do not receive shipping confirmation from us within four business days of your order feel free to follow up with us at info@homesteadhaven.com.au.

International Orders:

Please be aware that our products are made specifically for the Australian market. This means that relevant items require a 240V electrical system to function correctly. 

Our products have generally not been certified for use with other countries electrical safety standards but all of our products are certified to Australian standards.

We will happily ship our fantastic products to international customers. Due to the extremely wide variety of product dimensions we will provide an up to date shipping price quote for you on request.

If you are happy with our shipping quote we will prepare an order and payment through our ultra secure online payment gateway.

Damages:

Please inspect the packaging of your item(s) when they arrive, if you notice any damage you should make note of it when signing for delivery or do not agree to accept the delivery.

If you do accept delivery you are required to immediately take photos using your smart phone or camera of the damaged packaging or products inside the packaging. 

If your item(s) do arrived damaged please send photos to info@homesteadhaven.com.au, then visit our Returns page and lodge your return claim online.

We get it—there are plenty of options when it comes to buying sustainable and off-grid living products online. So why choose HomesteadHaven?

Because we don’t just sell these products—we live the lifestyle ourselves. We understand what works, what lasts, and what makes self-sufficiency easier.

But don’t just take our word for it—hear from our happy customers here!

Here's What Sets Us Apart

  • Fast & Reliable Shipping Australia-Wide – Tracked & insured for your peace of mind.
  • Price Match Guarantee – Found a lower price? We’ll match it.
  • 30-Day Easy Returns – Not happy with your purchase? We’ll take it back, no questions asked.
  • Satisfaction Guaranteed – We carefully select high-quality, reliable products. If something’s not right, we’ll make it right.

At HomesteadHaven, we’re more than just a store—we’re a trusted partner on your journey to sustainability and self-sufficiency.