Fan heaters

The FLH 275 SLM fan heater prevent formation of condensation and provides an evenly distributed interior air temperature in enclosures.

  • all tests were conducted according to European Norms, EN 60068-2-6 / 60068-2-27 / 60068-2-29 Railway applications – Rolling stock equipment – Shock and vibration tests and therefore are unique to the industry
  • can be used under extreme conditions (–40 °C … +70 °C)
  • fan design with ball bearing: guaranteed long service life
  • the heater is connected using the internal terminal connectors
  • the compact design of the heaters make them ideal for use in enclosures where space is at a premium

shock resistancy

extreme T conditions

Technical data

DataFLH 275 SLM
Heating performance (Ta = +20 °C)275 W
Degrees of protection for intended purpose of useIP 20
Operating temperature–40 … +70 °C / –40 … +158 °F
Storage temperature–40 … +70 °C / –40 … +158 °F
Type of mountingM6 screw fastening

Further technical details and dimensions can be found in the download section on this page under product sheet.


Description Type Size
Conformity FLH_250-1000 pdf 42 KB Download
Conformity_UKCA_085507008_Rev01_Mar24_FLH_PFH_250-1200.pdf pdf 31 KB Download
Manual FLH 275 SLM pdf 410 KB Download
Description Language Type Size Download

Product sheet

  • English
pdf 410 KB Download

3D-model 275 SLM (STEP)

  • English
zip 2.5 MB Download

UL recognized certificate UL499/CSA C22.2 No.88

  • English
pdf 170 KB Download

UL recognized certificate UL508A/ CAN/CSA C22.2 No.14-05

  • English
pdf 150 KB Download

Ordering details

Ordering detailsFLH 275 SLM
Article number17027610007

Article numbers for other types on request.

Product Benefits

  1. 1

    Fan design

    with ball bearing guarantees long service life.

  2. 2

    High volume flow

    created by the powerful fan means a quick and even distribution of heat.

  3. 3

    All tests

    were performed according to European Norms; EN 60068-2-6 | 60068-2-27 | 60068-2-29 Railway applications | Rolling stock equipment | Shock and vibration tests.

  4. 4

    Electrical connection

    via plug terminal connector.

  5. 5


    Predominantly used in larger control cabinets for the avoidance of low temperatures or high relative humidity.

  6. 6

    The compact design

    make it ideal for use in enclosures with limited space.

  7. 7


    Integrated zinc-coated fixing support with 4 slot holes M6.