• Single cylinder, four-stroke Dachs engine
  • LPG compatible
  • Can be installed in multiple modules with additional buffer tank, controls and accessories
  • Supplied with flue and controls
  • Proven technology purpose-built for CHP
  • Suitable for off gas applications
  • Highly reliable, requires minimum maintenance
  • Suitable for both old and new builds
  • Assist with quick and easy installation
  • Can be customised to suit individual applications,  maximising efficiency and CO2 savings
  • Remote monitoring via DachsPortal
  • The Dachs mini-CHP is available with the SE750 Buffer Vessel

The DachsPortal is an online monitoring tool that gives you access to all the operating data of your system. Information like the hours of operation, generated electrical and thermal energy, quantity of fuel and more can be viewed, printed and processed through the tool.

Login to the DachsPortal

View product specification

When clicked this will open the product specification in PDF format.


 Height (to top of casing)


 Width (excl. MRS2 controller)




 Service space - side/front/rear


 Vertical space required (with condenser)


Delivered weight 


 Noise level (at 1 metre from casing)

52-56 dBA

 Plant room air inlet



Engine type                                                     Single cylinder 4-stroke
Service intervals  3,500 hours 
Non-cond. exhaust (steel exhaust pipe excl.)  1"
Condenser exhaust (plastic flue available)  DN80 


Fuel type Natural gas
Natural gas input (22.8kW)  2.13 m3/h 
Gas supply pressure  20 mbar 
Gas connection (flexible supplied) 1/2" 


Generator type Asynchronous 
Electrical output (3-phase)  5.5kW 
Electrical efficiency - gross (nett)  24% (27%) 
Electricity supply  400/3/50 
Integrated grid protection (type tested)  G83/2 
External type 'C' circuit breakers (by others)  20A circuit breakers 
Equipotential bonding to main earth  10mm 

Control connections

Volt free enable
230 volt remote fault indication 
230 volt remote service due indication 
Modem connection - optional analogue, GSM or ethernet 


Thermal output

 14.5 kW

Heating F&R connections (flexibles supplied)

1 "

Max. efficiency with condenser - gross


Flow temperature


Maximum return temperature


Minimum return temperature


Flow rate max.

0.35 l/s

Standard safety valve

2.5 bar

Max. working pressure 3.0 bar


SE750 Buffer Vessel


750 Litres 

Height x Diameter (with insulation)

1920 x 950 mm

 Diameter (excluding insulation)

750 mm

 Weight (excluding insulation)


 Max. hydraulic W.P.

3.0 bar

 F&R connections to DACHS

1 "

 F&R connections to heating system



Access information about the Dachs by downloading our product literature.

Download your Building Information Modeling (BIM) object(s) for this product.

Download CAD files for this product using the links below. To access CAD files you will need the correct software installed to allow you to open .dwg files such as AutoCAD

Interested in this product for your premises? Complete the form below and someone from the team will contact you shortly.

Alternatively, speak to your Business Development Manager about this or any of our products. You can find their details here.


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