Baxi Assure 500 System 2

Baxi Assure 500 combi 2 Boiler

System Boilers

Baxi Assure 500 System 2

The Baxi Assure 500 System 2 boiler is the perfect solution for homes with more than one bathroom or a high demand for hot water and is compatible with the Baxi cylinders and the Megaflo Eco cylinder.

Features and Benefits

Multiple outputs

Available in outputs of 15, 18 and 24kW, natural gas or LPG

Safer and cleaner

Combined PrV with seperate drain to facilitate a safer and cleaner boiler drain down for repair

uSense 2

Compatible with Baxi uSense smart thermostat, so you can control it using an app on your phone

Ready for winter

Pre-heated condensate trap to help prevent freezing in winter

Compact size

Fits inside a standard kitchen cupboard
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Product Literature

Installation and Service Manuals

Installation and Service Manuals

User Guides

User Guides

Baxi Assure 500 System 2

Specification Guides

Specification Guides

Product Fiche

Product Fiche

Product Documentation

No documentation available.

Energy Labels

Energy Labels

Baxi 400-200 Combi Boiler Dimensions


A: Boiler Width = 390mm

B: Boiler Height = 700mm

C: Boiler Depth = 285mm

D: Side Clearance = 5mm

E: Upper Clearance = 178mm

F: Lower Clearance = 200mm

G: Front Clearance = 5mm in operation (450mm for servicing)

Technical Specification

Product Model








Product Code 773726677372677737268773726977372707737271
Nominal capacitylitres125145170210250300
Internal expansion with floating baffle YesYesYesYesYesYes
Insulation thicknessmm606060606060
Immersion heater ratingNo. kW1 x 31 x 31 x 31 x 31 x 31 x 3
Weight emptykg434852556169
Weight fullkg183203234254297352
Standing heat loss (daily)kWh/ 24h1.
Standing heat loss (yearly)kWh/ year383.3430.7438518.3587.7616.9
Max flow at 3 barl/ min767676767676
Max flow at 1 barl/ min454545454545
Recovery time at 15 l / min, 80°C primary flow from 15°C to 60°C 232422283439
Recovery 70% draw offmins151716192327
ErP Product Information
Storage volume at 3 barlitres137155178195233283
Standing lossWatts505559657079
Water heating energy efficiency class BBBBCC
Factory-set water heater
Thermostat temperature°C606060606060

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Baxi 800 System 2 - System Boilers

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Contact your Baxi Assure Representative

Our Baxi Assure Sales Team is on hand to help you with all your Residential Specification hot water and heating requirements.

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Baxi Assure

The Baxi Assure range of products is designed to offer a complete and simple, single-branded solution for all your domestic hot water and heating requirements.