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.

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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

User Guides

Specification Guides

Technical Specifications

Product Fiche

Energy Labels

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	125SF	145SF	170SF	210SF	250SF	300SF
Product Code	7737266	7737267	7737268	7737269	7737270	7737271
Specification
Nominal capacity (litres)	125	145	170	210	250	300
Internal expansion with floating baffle	Yes	Yes	Yes	Yes	Yes	Yes
Insulation thickness (mm)	60	60	60	60	60	60
Immersion heater rating (No x kW)	1 x 3	1 x 3	1 x 3	1 x 3	1 x 3	1 x 3
Weight empty (kg)	43	48	52	55	61	69
Weight full (kg)	183	203	234	254	297	352
Standing heat loss (daily) (kWh/ 24h)	1.05	1.18	1.2	1.42	1.61	1.69
Standing heat loss (yearly) (kWh/ year)	383.3	430.7	438	518.3	587.7	616.9
Max flow at 3 bar (l/ min)	76	76	76	76	76	76
Max flow at 1 bar (l/ min)	45	45	45	45	45	45
Recovery time at 15 l / min, 80°C primary flow from 15°C to 60°C	23	24	22	28	34	39
Recovery 70% draw off (mins)	15	17	16	19	23	27
ErP Product Information
Storage volume at 3 bar (litres)	137	155	178	195	233	283
Standing loss (W)	50	55	59	65	70	79
Water heating energy efficiency class	B	B	B	B	C	C
Factory-set water heater
Thermostat temperature (°C)	60	60	60	60	60	60

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 Design

Our Baxi Design team provides a complete design service which includes SAP assessments for projects that incorporate Baxi Assure products.

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Knowledge Centre

Relevant and informative content on a range of topics and key challenges.

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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.

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Baxi Assure 500 System 2

Features and Benefits

Multiple outputs

Safer and cleaner

uSense 2

Ready for winter

Compact size