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Last updated: 11 April 2025

Worcester Bosch Heat Pumps in the UK: Reviews, Prices & Models

A Complete Guide on Worcester Bosch Heat Pumps
  • The average cost for a Worcester Bosch heat pump in the UK is £1,450 to £5,660 before installation. 
  • Worcester Bosch scores 4.6 out of 5 and is rated Excellent on Trustpilot customer reviews. 
  • Worcester Bosch sells a range of air source heat pumps, primarily air to water models which includes: Compress 5800i AW, Compress 2000 AWF, Compress 3400i AWS, and Compress 7001i AW.

Worcester Bosch heat pumps are a leading choice for homeowners in the UK who are seeking efficient, eco-friendly heating solutions. They are well-known for their reliability, quiet operation, and high energy efficiency ratings (A+++). These heat pumps are a great choice in the market as they cater to a wide range of property sizes, from small homes to large estates.

In this article, we’ll look at the heat pump models from Worcester Bosch, their prices, reviews, and how it compares to leading brands in the UK. To decide if a Worcester Bosch heat pump is the best fit for your home, it is best to get a professional assessment. A qualified installer can check your property's needs and provide you with a tailored quote.

However, it can be tricky business to find reliable heat pump companies to get your quotes from, and you could risk handing it over to the wrong hands. To compare only the most qualified, top-rated installers in your area, use our free service. 

All of the installers in our network are fully vetted by us and you’re under no obligation to choose any of the offers you receive. Save yourself countless hours of searching, and let us do the hard work. You can be connected with up to 4 local heat pump installers in just a few clicks. Click the button below to get started.

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Worcester Bosch heat pump models

Worcester Bosch heat pump models

Worcester Bosch offers you four models  of air source heat pumps under the Compress series. They are designed to meet homeowners’ diverse needs across all types of properties. They come with outputs spanning from 4kW to 17kW. Let’s look at the different heat pumps available:

Worcester Bosch Heat Pump Range
Heat Pump Model Type of Heat Pump Output Efficiency Rating (at 35°)
Compress 5800i AW Air to water Monobloc 4kW, 5kW, 7kW A+++
Compress 2000 AWF Air to water Monobloc 4kW, 6kW, 8kW, 10kW, 12kW, 14kW, 16kW, 18kW, 22kW, 26kW, 30kW A+++
Compress 3400i AWS Air to water Split 4kW, 6kW, 8kW, 10kW A+++
Compress 7001i AW Air to water Semi monobloc 5kW, 7kW, 9kW, 13kW, 17kW A+++
Details are accurate at the time of publishing. Please check Worcester Bosch official product listings to check for updates.

The Compress range comes with some great features like environmentally friendly R290 refrigerant and has high efficiency ratings of A+++. The 5800i AW model is perfect for smaller homes and is known for its quiet operation. The 3400i AWS is a great choice if you want the units to be kept outdoors or wall-hung. 

The 2000 AWF is an all-in-one monobloc design, perfect for quicker installation and consists of no indoor unit​. If you have a newly built or well-insulated house, the 7001i AW is an ideal choice. 

Worcester Bosch heat pump prices

The average cost range of an air source heat pump from Worcester Bosch is £6,505 - £10,200, including installation. There are several factors that determine the final cost of a heat pump and that includes: output size, type of heat pump, installation costs, and other maintenance costs. 

In the table below we break down the potential costs that you can face when buying a heat pump from Worcester Bosch:

Worcester Bosch Heat Pump Prices
Model Price Range Installation Cost Total Cost
Compress 5800i AW £3,720 - £4,670 £2,785 - £4,540 £6,505 - £9,210
Compress 2000 AWF £2,870 - £4,840 £2,785 - £4,540 £5,655 - £9,380
Compress 3400i AWS £1,450 - £2,550 £2,785 - £4,540 £4,234 - £7,090
Compress 7001i AW £1,720 - £5,660 £2,785 - £4,540 £4,505 - £10,200
Prices are estimates only.

In addition to the cost of the heat pump unit and installation cost, you should also account for annual maintenance charges which can cost you anywhere between £180 - £300. You need to have it regularly serviced as it can help keep your heat pump running in the best condition for longer. 

Under this government Boiler Upgrade Scheme (BUS), homeowners in England and Wales can receive £7,500 towards the costs of installing a heat pump. This can significantly reduce upfront costs and make heat pumps more accessible.

Worcester Bosch offers you a basic warranty of 2 years on their heat pumps, with an option to purchase extended cover if the company offers. This is an integral part in deciding the  long-term costs of your heat pump. 

Worcester Bosch heat pumps: advantages & disadvantages

Worcester Bosch heat pumps: advantages & disadvantages

As with all products, before you finalise on your heat pump, there are several factors you need to look into. Checking out the advantages and disadvantages of Worcester Bosch will help you decide if this brand is right for you. 

Let’s take a look at the pros and cons of Worcester Bosch heat pumps:

Advantages of a Worcester Bosch heat pump

High efficiency

Worcester Bosch heat pumps achieve a high energy efficiency rating of up to A+++ which reduces your energy bills and carbon footprint significantly. 

Quiet operation

They are accredited with Quiet Mark certification and are known by users to have low noise levels during heat pump operation. This makes them an ideal choice for residential areas. 

Durability and brand reputation

Worcester Bosch is a renowned brand with a high customer satisfaction rate of 4.6/5 stars on Trustpilot. Their heat pumps have a lifespan of 20–25 years, which is longer than traditional boilers, which is around 15 years. 

Government grants

If you live in England or Wales, you can be eligible for the government heat pump grants like Boiler Upgrade Scheme which can reduce your upfront costs up to £7,500. 

Disadvantages of a Worcester Bosch heat pump

High initial cost

While prices may vary according to your house and needs, the initial cost of Worcester Bosch heat pump can be high, typically ranging from £4,000 to £14,000 with installation.

Performance variability

Efficiency of the heat pump can drop in poorly insulated homes or freezing cold conditions. This sometimes leads to higher running costs than expected.

Space requirements

Some Worcester Bosch heat pumps like Compress 7001i AW and Compress 3400i AWS are better suited for properties with ample outdoor and indoor space rather than smaller homes. 

Worcester Bosch provides customers with greater peace of mind by actively addressing some of its drawbacks and introducing extended guarantees through specific schemes. 

Additionally, the development of hybrid heat pump systems, such as the CS5800i and Compress Hybrid 7000iAW, helps to reduce challenges while heat pump installation. These hybrid models effectively combine renewable energy with traditional heating methods to reduce energy consumption, lower carbon emissions, and provide adaptable solutions for diverse climates and home setups. This offers a more flexible and less disruptive solution for UK homeowners.

Worcester Bosch heat pump reviews

Worcester Bosch heat pump reviews

With over 47,000 reviews on Trustpilot, Worcester Bosch comes in at a whooping 4.6/5 stars, which gives them an overall rating of ‘Excellent’ on the platform. They highlight high efficiency (sometimes as high as 145% in some heat pump models) and significant energy savings compared to other traditional systems. Many users praise its quiet operation due to Quiet Mark accreditation. 

One user says:

“Economical, Quiet and very Reliable - Compared to the installation and running costs of my neighbours 18KW heat pump I made the better choice ... His words not mine”

Worcester Bosch heat pumps have high efficiency, with most models achieving an A+++ energy efficiency rating. Although most reviews talk about the gas boilers from Worcester Bosch and not heat pumps, the scores and feedback are a great indication of how the company is doing in overall brand satisfaction. 

With all the positive feedback it is good to check if the company and product matches your requirements. With only a standard 2-year warranty, it might not be the best option for you if you are looking for longer warranties without having to spend extra. 

However, as with any product, your personal experience may vary, and it's always best to get several heat pump quotes to compare different brands before making your final decision.

Worcester air source heat pump per house size

Worcester Bosch offers several output sizes that suit most homes. With outputs ranging from 4kW to 17kW, there is a model that is suitable for all your heating needs:

Worcester Bosch Heat Pumps Per House Size
House Size Heat Pump Model Available Output Sizes
Small homes (1-2 bedroom) Compress 2000 AWF Series 4kW, 6kW
Compress 3400i AWS Series 4kW, 6kW
Compress 7001i AW Series 5kW, 7kW
Compress 5800i AW Series 7kW
Medium homes (3-4 bedroom) Compress 2000 AWF Series 8kW, 10kW, 14kW
Compress 3400i AWS Series 8kW, 10kW
Compress 7001i AW Series 9kW, 13kW
Large homes (5+ bedrooms) Compress 2000 AWF Series 16kW
Compress 7001i AW Series 17kW

It is important to understand that each home has its own different needs and factors such as insulation of your house and condition of your radiators can impact the output size required for your heat pump. The table above is only meant to serve as a guide. 

To know more, you should speak to a qualified heat pump installer in your area. They can carry out a heat loss assessment on your property and give you suggestions on the most suitable heat pump size for your house. 

Finding one can be tough (let alone finding multiple installers) which is why our service is a quicker alternative. Avoid the hassle of researching for days and calling up companies. We can easily bring you up to 4 free, non-binding quotes from installers we’ve personally vetted. 

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How do Worcester Bosch heat pumps compare to other brands?

Worcester Bosch is a well-known heat pump manufacturer in the UK and it is known for their heat pump reliability, high efficiency, and quieter operation. In this section we take a look at how Worcester Bosch holds up to its competitors like Daikin, Vaillant, Panasonic, Mitsubishi, Samsung and LG. 

Below we have a table where we highlight key factors such as heat pump types, efficiency, price ranges, warranty, and unique selling points (USPs) to help you make a better choice:

Worcester Bosch Heat Pump Vs Other Brands
Brand Types of Heat Pump Efficiency Rating Output Sizes (kW) Price Range (Incl. Installation) Warranty USP
Worcester Bosch Air to water A+++/A++ 4kW - 17kW £6,505 - £10,200 2 -7 years High customer satisfaction and reliability
Vaillant Air to air, air to water, and ground source A+++/A++ 3.5 - 19kW £4,000 - £15,000 2 - 7 years Quiet operation and compact design
Daikin Air to air and air to water A+++/A++ 2 - 16kW £1,500 - £9,000 5 - 7 years Advanced air purification and versatility
Panasonic Air to air and air to water A+++/A++/A+ 2 - 16kW £3,000 - £15,000 3 - 7 years Eco-friendly refrigerants and durability
Samsung Air to air and air to water A+++/A++/A+ 9 - 16kW £3,400 - £7,400 2 - 7 years Affordable pricing with modern designs
Mitsubishi Air to air and air to water A+++ 4 - 16kW £6,000 - £12,000 3 - 5 years Reliable in extreme climates
LG Air to air and air to water A+++ 9 - 16kW £6,000 - £12,000 5 - 7 years Stylish designs and smart controls

All the available heat pump brands in the UK provide you with great options for your household. Worcester Bosch is a great choice for homeowners who want lower costs and high customer satisfaction.

Should you get a Worcester Bosch heat pump?

Should you get a Worcester Bosch heat pump?

Investing in a Worcester Bosch heat pump is a smart choice for homeowners looking to reduce energy bills, cut carbon emissions, and embrace sustainable heating. With high efficiency ratings, quiet operation, customer satisfaction, and durable designs, these heat pumps can deliver reliable year-round comfort.

Unfortunately, Worcester Bosch only offers air to water models and it is advisable to check other heat pump companies if you are looking for air to air, water source or even a ground source heat pump. 

As much as reading this guide will help you understand Worcester Bosch heat pumps, it’s important to note that reaching out and receiving tailored advice from a professional heat pump installer is crucial.

By doing this, you can expect to receive the best heat pump tailored to your specific needs, and save you valuable time and money by directly requesting quotes.

Luckily, we offer a free service that allows you to compare quotes from up to 4 local installers, enabling you to explore solutions at your own pace. Click below to fill out our 30-second form and take the first step towards a more efficient and eco-friendly heating solution for your home today.

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