• Bosch OptiFlow Professional Internal 16L LPG Gas Hot Water System 7736502498

    Bosch LPG Continuous Flow Hot Water System 7701531975 hero image
    Bosch LPG Continuous Flow Hot Water System 7701531975
    Yet to be reviewed
    • Overview
    • Specifications & manuals
    • Legendary service
    • Delivery, services & returns
    • Questions & answers

    Overview

    Video Thumbnail
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    A hot water system is one of the most hardworking appliances in the home. That’s why you want an appliance you can rely on for your hot water supply. Bosch painstakingly engineer their hot water systems to improve performance and efficiency. This means you can wake up with an invigorating shower, or relax at night with a warm bath thanks to the Bosch OptiFlow Professional hot water system.

    This model is ideally suited for small households with two to three people - an excellent choice for small families or couples. You can set your desired preset temperature using the integrated controller and the LCD display shows the current setting, allowing you to monitor your system at a glance.

    This appliance is powered by LPG gas and features Bosch’s combustion management technology, resulting in an ultra-efficient and dependable hot water system.

    Note: the hot water system in the video refers to the Optiflow Professional 12-litre natural gas model. This is the Optiflow Professional 16-litre LPG gas model.
    Suitable for small households

    This hot water system has a hot water flow rate of 16 litres per minute, making it suitable for homes with one bathroom. If you have a small household consisting of one to three people, this should be well-suited for your household.

    Efficient engineering with LPG gas

    This exceptionally efficient hot water system heats water with LPG gas, and is designed to ensure low running costs and low emissions of greenhouse gases. A design that is kinder to your budget and the planet.

    Combustion management technology

    This Bosch Optiflow hot water system features combustion management technology to improve performance and efficiency. This is achieved by optimising the mixture of gas and air in the appliance for various conditions.

    Compact design

    Thanks to the continuous flow system, you don’t need a big storage cylinder to keep hot water. This makes this system a compact solution for your hot water needs, making it easy to find a place to install the unit.

    Specifications & manuals

    key Specifications
    Brand
    Bosch
    Finish Colour
    White
    Height (mm)
    570 mm
    Width (mm)
    364 mm
    Depth (mm)
    175 mm
    Model Number
    7736502498
    Fuel Type
    LPG (Bottled Gas)
    Tank Capacity
    16 L
    warranty
    Manufacturer Warranty
    3 Years
    Warranty Note
    3 years for parts and labour - 12 Years for the heat exchanger part only. Domestic use only
    Use
    Not intended or designed for commercial use.
    energy Efficiency
    Energy Star Rating
    6
    other Features
    Features
    ● Suitable for households with 1 bathroom
    ● Pre-set at 50°C
    ● Compact and lightweight
    ● Solar compatible water heater
    ● Electronically controlled modulation
    ● Up to 4 optional controllers, 1 x main Controller & up to 3 extra Bathroom controllers - please see Accessories
    ● Optional extra ducting required - please refer to your installer for correct ducting parts

    ● If you require hotter than 50°C, an optional extra tempering valve is required for any water going to a bathroom or en suite
    This is an extra charge provided by your plumber
    electrical Connection
    Type of connection
    10A plug & lead
    country of Origin
    Origin
    China

    Recycling Partnership Program

    Bosch and Appliances Online – Proud Partners in Recycling!
    Bosch is a proud supporter of Appliances Online’s Packaging Recycling Program. Working together, we stop around 85% of packaging waste including cardboard, soft plastics and expanded polystyrene from polluting our environment or ending up in landfill. 

    Legendary service

    The Appliances Online Net Promoter Score (NPS) is based on feedback from 89,897 people, collected between August 2024 to August 2025. Learn more about the Net Promoter Score (NPS).
    Going the extra mile to solve my problem
    Heath, The Gap, QLD
    Great price, delivery was free
    Helen, Thomastown, VIC
    Friendliness and professionalism
    Robin, NSW, Australia

    Delivery, services & returns

    Appliances Online is all about legendary service. We offer free next business day delivery, free connection, free removal and free recycling, and we even offer Saturday delivery and, in some locations, a Premium Delivery option that allows you to choose your own 2-hour delivery window.

    Questions & answers

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