Wall mounted oil condensing boiler

The efficient, high tech solution for detached and two-family houses

Do you want to opt for conventional fuel oil, while utilising state of the art technology? The TOB wall mounted oil condensing boiler lets you heat a detached or two-family house and save twice over. Not only do you reduce your fuel spending, but also your electricity bills, because our TOB appliances are particularly frugal with electricity. The compact design also means that you need very little space in your boiler room. Furthermore, the appliance can be controlled conveniently using the WOLF BM-2 programming unit or even by smartphone app.

  • Short Info
  • Specification
Wall mounted oil condensing boiler TOB

The efficient, high tech solution for detached and two-family houses.

The TOB wall mounted oil condensing boiler offers you a high level of heating convenience plus low fuel and electricity costs. The compact, variably adjustable floorstanding appliance is available with a rated output of 18 kW (modulating from 6.3 kW).

  • Energy efficiency class A
  • Variable operation offers you many benefits: lower output ranges save energy, the number of burner starts is reduced and wearing parts last longer
  • Efficient, clean combustion reduces noxious emissions
  • The high efficiency ensures the best possible utilisation of energy
  • Dispensation with electric oil preheating significantly reduces electricity costs
  • Suitable for low sulphur and standard fuel oil EL + bio-oil B5/B10
  • The high quality heat exchanger made from robust aluminium:silicon alloy ensures excellent durability
  • Thanks to its low weight, the appliance can be easily handled and installed in the boiler room
  • The COB can be mounted directly on the wall, thereby saving plenty of space in the boiler room, and all components are easily accessible to the installer
technical drawing
Model / Performance
  • TOB-18
Please choose model
Wall mounted oil condensing boiler TOB
Model type TOB-18


max. 18kW

Pressure-jet oil burner

Modulating x

Combination with

Solar -
heat pump-
Mechanical ventilaiton x

DHW heating 

none -
integr. water cylinder -
ext. water cylinderx

Modulation range 50/30° 


Energy efficiency class

Central heating A
DHW heating -

General info

Dimensions / weight

Height (mm)1290
Width (mm) 566
Depth (mm) 605
Total weight (kg) 92

DHW heating

DHW output (l/Min)-
Cylinder size (equivalent)-

Noise level

max. dB 58

Power consumption

Standby (W) 5
Max. heating/DHW (W) 101

WOLF SmartSet Ready


wiButler Ready

Ab Q4 2016

Oil condensing technology For optimum heating convenience

Cosy warmth always contributes to an indoor environment just right for you.

The advanced wall mounted oil condensing boilers from WOLF are ideal for renovation as well as new build projects. So sit back in comfort and enjoy the energy cost savings, without having to forgo any heating convenience. Operate and monitor your heating system from wherever you are using the WOLF smartphone app. It lets you keep an eye on everything and adjust your heating system conveniently to your needs.

Whether you're looking at heating, ventilation or cooling

Whether you're looking at heating, ventilation or cooling – at WOLF we are only satisfied when all these elements come together to provide you with an indoor environment where you can truly relax. We want technology to fit around you, not the other way round.
And because your requirements may change over time, we offer you full control of your heating system, DHW temperature and air change rates with our user friendly devices, intuitive apps, and SmartHome enabled programming units –so your living zone is also your comfort zone.