Bosch 4000S Internal Continuous Flow Hot Water Heater Range

About Bosch 4000s Internal 12L, 16L, 20L

The Bosch 4000S Internal range of continuous flow hot water heaters have been specifically designed to suit medium density building developments. The advanced technology of the Bosch 4000S Internal hot water system allows the coaxial flue to draw in and expel air outside of the building at the same time through Optiflow combustion management.

Bosch hot water system

Available in three options – the 12L/min, 16L/min and the 20L/min, the Bosch 4000S Internal range are all highly efficient with each system having an energy star rating of 6.

You can trust that the 4000S Internal hot water heaters all live up to the highly reliable Bosch name providing durability and a constant stream of hot water 24/7.

Which Bosch 4000S Internal hot water heater is right for me?

Let’s take a look at the options below;

Bosch 4000S Internal 12L

Bosch 4000S Internal 12L

Suitable for a 1 bathroom home, the Bosch 4000S Internal 12L can operate on either natural gas or LPG and delivers 12 litres of water per minute at a 25°C rise.

The 4000S Internal 12L is designed for internal installation only and can be installed within a number of internal applications.

This hot water unit features an inbuilt water temperature controller for added convenience and safety, with 50°C locked models available.

The Bosch 4000S Internal 12L specifications are below:

Bosch 4000S Internal 12L
Part No. Natural Gas7736502487Mj/hour90
Part No. LPG7736502488Energy Efficiency6 Star Rating
Part No. Limited Natural Gas7736502489 (50°C)Height 568mm
Part No. Limited LPG7736502490 (50°C)Width300mm
Installation TypeInternal OnlyDepth170mm
Ignition TypeElectronic IgnitionWeight10kg (dry)
Water Flow Rate12 L/min at a 25°C riseFuel TypeNatural Gas or LPG
Suitable for1 bathroomFlue TypeBosch Co-axial flue required
Minimum water inlet pressure100 (kPa)Horizontal Flue Length10m Max
Maximum water inlet pressure1000 (kPa)Vertical Flue Length12m Max
Warranty3 yrs parts & labour

10 yrs heat exchanger (part only)

 
Bosch 4000S Internal 16L

Bosch 4000S Internal 16L

The compact Bosch 4000S Internal 16L model is a continuous flow hot water heater boasting a 6 star energy efficiency rating.

Suitable for a home with 1 bathroom, the 4000S Internal 16L delivers a constant stream of gas hot water at 16 litres per minute with a 25°C temperature rise.

Suitable to operate on either natural gas or LPG the Bosch 4000S Internal 16L is electronically controlled and features an inbuilt hot water temperature controller.

The Bosch 4000S Internal 16L specifications are below:

Bosch 4000S Internal 16L
Part No. Natural Gas7736502495Mj/hour120.2
Part No. LPG7736502497Energy Efficiency6 Star Rating
Part No. Limited Natural Gas7736502496 (50°C)Height 568mm
Part No. Limited LPG7736502498 (50°C)Width364mm
Installation TypeInternal Installation OnlyDepth175mm
Ignition TypeElectricWeight10kg (dry)
Water Flow Rate16 Litres/min at a 25°C riseFuel TypeNatural Gas or LPG
Suitable for1 bathroomFlue TypeBosch Co-axial flue required
Minimum water inlet pressure100 (kPa)Horizontal Flue Length10m Max
Maximum water inlet pressure1000 (kPa)Vertical Flue Length12m Max
Warranty3 yrs parts & labour

10 yrs heat exchanger (part only)

 
Bosch 4000S Internal 20L

Bosch 4000S Internal 20L

The Bosch 4000S Internal 20L gas continuous flow hot water heater is a room sealed appliance able to be installed within a number of internal applications due to the flexibility of its flue.

As the name suggests, the 4000S Internal 20L hot water unit delivers a flow of hot water at 20 litres per minute and is suitable for a home with 1-2 bathrooms, with 50°C locked models available.

The 4000S Internal 20L is environmentally friendly featuring a 6 star energy rating and an inbuilt hot water temperature controller for added safety and convenience.

The Bosch 4000S Internal 20L specifications are below:

Bosch 4000S Internal 20L
Part No. Natural Gas7736502499Mj/hour149
Part No. LPG7736502500Energy Efficiency6 Stars
Part No. Limited Natural Gas7736502501 (50°C)Height 568mm
Part No. Limited LPG7736502502 (50°C)Width364mm
Installation TypeInternal InstallationDepth175mm
Ignition TypeElectronicWeight10kg (dry)
Water Flow Rate20 Litres/min at a 25°C riseFuel TypeNatural Gas or LPG
Suitable for1-2 bathroomsFlue TypeBosch Co-axial flue required
Minimum water inlet pressure100 (kPa)Horizontal Flue Length6m Max
Maximum water inlet pressure1000 (kPa)Vertical Flue Length8m Max
Warranty3 yrs parts & labour

10 yrs heat exchanger (part only)

 

No Interest Ever!* Payment Plan Options Available

No Interest Ever!* payment plan options available on hot water heater replacements to help ease any financial stress this burden may cause. If your bosch hot water heater is leaking, or you have no hot water, we can often have a plumber to you within the hour*.

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Bosch 4000S Internal Installation or Repairs

If you’re looking at having a new Bosch 4000S Internal continuous flow hot water heater installed and are not sure which model is right for your property call your friendly, local and trustworthy plumber from Jim’s Plumbing.

We will provide you with a no obligation quote for the supply and installation of the ideal 4000S Internal hot water heater to suit your home which will live up to your hot water heating demands. If you’d love to upgrade to a Bosch 4000S Internal but are worried about the cost – we make it easy for you at Jim’s Plumbing with our no interest EVER payment plans* available.

If you experience any problems with your Bosch 4000S Internal hot water system call us anytime of the day or night.

At Jim’s Plumbing we are on-call for our customers 24 hours of the day, 7 days of the week to rectify your gas or plumbing disasters.

In a plumbing emergency you can expect a fully qualified and insured plumber from Jim’s to be pulling into your driveway within an hour* of your call.

Call us today, or book your plumber via our easy online booking form.

We’re there for you across all metropolitan areas of Adelaide, Melbourne, Brisbane, Perth, Sydney and Canberra.

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Choosing the correct hot water system can be difficult, as there are so many options to choose from; Click on the links to find out more about these systems.

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Please be advised that we may have additional Bosch Hot Water System models available.

Simply book a plumber online now, or phone 1300 133 509 to book now.

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No Interest Ever!* Payment Plan offered through Certegy Ezi-Pay Express. No Interest Ever on your hot water heater replacement or new supply and installation, gas service, water service or drain replacement. Conditions apply.

Information on this page is subject to change. Commercial hot water systems also available on enquiry.

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