Baxi MainEco Compact System
System Boilers
It is easy to install and service, with front access to all components and central top flue, while its five year warranty*, good looks and simple controls make it the perfect choice for householders.
† Terms and conditions apply.
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A: Boiler width = 390mm
B: Boiler height = 700mm
C: Boiler depth = 285mm
D: Side clearance = Side 5mm*
E: Upper clearance = Upper 178mm*
F: Lower clearance = Lower 200mm*
G: Front clearance = Front 5mm*
*450mm for servicing
| Main Eco Compact System | Units | Main Eco Compact System 15kW | Main Eco Compact System 18kW |
|---|---|---|---|
| Sales code (boiler only) | 7714605 | 7714606 | |
| Controls | |||
| Reset switch | Yes | Yes | |
| User adjustable CH temperature | Yes | Yes | |
| LED operating status display | Yes | Yes | |
| Gas | |||
| Natural Gas | Yes | Yes | |
| Nominal inlet supply pressure | mbar | 20 | 20 |
| Maximum gas rate | m3/hr | 1.64 | 1.96 |
| Heat input central heating (CH) | kW max gross (QnHs) | 17.16 | 20.60 |
| kW min gross (QnHs) | 5.15 | 5.15 | |
| Heat output CH non-condensing | kW max (Pn) | 15.00 | 18.00 |
| kW min (Pn) | 4.50 | 4.50 | |
| Heat output CH condensing | kW max (Pnc) | 16.2 | 19.4 |
| kW min (Pnc) | 4.9 | 4.9 | |
| ErP product information | |||
| NOx | class | 6 | 6 |
| Sound power level, indoors | LWA dB | 49 | 51 |
| Seasonal space heating energy efficiency | % | 93 | 93 |
| Electrical | |||
| Electrical supply | Volts/Hz | 230/50 | 230/50 |
| Permanent live required | Yes | Yes | |
| Switched live | Yes | Yes | |
| Power consumption | Watts | 46 | 56 |
| External fuse rating | Amps | 3 | 3 |
| Internal fuse rating | F2HA250V | F2HA250V | |
| Boiler IP rating (electrical protection) | Approval category | IPX5D | IPX5D |
| Integral ‘boiler only’ frost thermostat | Yes | Yes | |
| Pump overrun | Yes | Yes | |
| Mechanical | |||
| Temporary filling loop – optional (248221) | |||
| Multifit Pre-Plumb jig (7682545) | Yes | Yes | |
| Isolating valves | Yes | Yes | |
| Gas supply connection | mm | 22 | 22 |
| Central heating connections | mm | 22 | 22 |
| Condensate drain connection | mm | 21.5 | 21.5 |
| Safety discharge connection | mm | 15 | 15 |
| Hydraulic | |||
| Safety discharge pressure | bar | 3 | 3 |
| Integral automatic bypass | Yes | Yes | |
| Integral expansion vessel | litres | 7 | 7 |
| Maximum capacity of CH system | litres | 100 | 100 |
| 24hr pump exercise | Yes | Yes | |
| Pump overrun | Yes | Yes | |
| Concentric flue systems | |||
| Concentric flue diameter | mm | 60/100 | 60/100 |
| Standard horizontal flue kit length (ø 60/100) | mm | 685 | 685 |
| Maximum equivalent vertical length (ø 60/100) | m | 10 | 10 |
| Equivalent length per 135° bend | m | 0.50 | 0.50 |
| Equivalent length per 93° bend | m | 1 | 1 |
| Weights | |||
| Gross packaged boiler weight | kg | 31.2 | 31.2 |
| Maximum installation lift weight | kg | 28.06 | 28.06 |
Baxi Care Kits are preventive maintenance kits designed to help maintain boiler efficiency, performance and reliability over time - helping reduce disruption for homeowners and supporting a proactive approach to maintenance.
If you are a merchant or installer, your local Baxi representative is here to help.
© Baxi 2013 - 2026
Registered office address: Baxi Heating UK Limited, Brooks House, Coventry Road, Warwick, United Kingdom, CV34 4LL
Company registered in England and Wales: 3879156
VAT registration number is 604665837
