Available in seven outputs, the Baxi Quinta Ace S can be installed individually or as part of a multi-boiler cascade or rig system, for flexible design and reliable high quality performance. The Quinta Ace S has a gross seasonal efficiency of up to 97.3% for reduced energy consumption and a low NOx from 19mg/kWh that minimises the impact on the environment. Featuring a lightweight stainless steel heat exchanger and Bluejet burner for reliable heat transfer, the Quinta Ace S comes with the latest control board and a state of the art HMI, offering improved control options.
The Quinta Ace S is programmable to work with solar thermal, biomass, buffer tanks and heat pump hybrid control systems for an energy efficient solution
Gas Boiler
Cascade Documentation
Baxi Quinta Ace


The Baxi Quinta Ace is versatile series of low NOx, high efficiency condensing wall hung boilers generating up to 97.6% GCV. The Quinta Ace range is suitable for use on sealed systems and open-vented. Perfect for retrofit or new build, with an extremely compact design, the Quinta Ace range can be installed individually or as part of a multi-boiler cascade or rig system, for flexible design and reliable, high quality performance.
With a choice of eight outputs, wherever you need heating or indirect hot water production, our wall-hung boilers are a high-performing, efficient choice.
Manuals
Specification Guides
Data Sheets
Energy Labels
Product Fiche
30-45kW CAD Files
55-115kW CAD Files
Baxi Quinta Ace S

Manuals
Specification Guides
Data Sheets
Energy Labels
Product Fiche
30-45kW CAD Files
55-115kW CAD Files

Gas Boiler - Cascade Configurator
Find the optimal boiler cascade for your building
Take the guesswork out of system design with our Cascade Configurator.
Select an aluminium or stainless steel heat exchanger, then configure
your system based on your required output or number of boilers.
View our Gas Boiler Commercial Solutions
Gas Boilers
Gas Boiler Range
Our revolutionary systems set the standard for reliability. They’re all designed to maximise boiler efficiency and reduce both energy usage and NOx emissions.
Wall Hung Boiler
Baxi Quinta Ace
The Baxi Quinta Ace is versatile series of low NOx, high efficiency condensing wall hung boilers generating up to 97.6% GCV. Perfect for retrofit or new build, with an extremely compact design, the Quinta Ace range can be installed individually or as part of a multi-boiler cascade or rig system, for flexible design and reliable, high quality performance.
Wall Hung Boiler
Baxi Quinta Ace S
Available in seven outputs from 50kW to 150kW and up to 1,200kW in cascade the Baxi Quinta Ace S has a lightweight stainless steel heat exchanger for reliable and energy efficient heat transfer. With a gross seasonal efficiency of up to 97.3% and a compact design, the Quinta Ace S is an efficient versatile series of wall-hung condensing boilers for space heating and indirect hot water production.
Cascades & Rig Systems
Cascades & Rig Systems
We offer a range of standard or bespoke cascade kits for both floor-standing and wall-hung arrangements. Depending on the project’s requirements, they arrive complete with a floor-mounted frame, fully-insulated hydraulic pipework, low loss headers or plate heat exchangers.