Tranberg Enclosure Heater Ex with flying lead 50W to 300W - TEF 9208 Ex e, T4


Globally approved Ex e, self regulating enclosure heater. AISI 316L acid resistant steel housing. With flying lead electrical connections. Delivered with power output from 50W to 300W at 0°C ambient, still air.



IECEx certificate No.: IECEx NEM 11.0005X

ATEX certificate No.: Nemko 11ATEX1098X

EAC certificate:
No TC: RU C-NO.MШ06.B.00091 Серия RU No 0007345

Technical Data

Ex-protection ATEX & IECEx:

Ta= -50°C..+50°C
Ex II 2 G
Ex e IIC T4 Gb
Ex e mb IIC T4 Gb

Ex-protection EAC:

1Ex e IIC T4 Gb X or
1Ex e mb IIC T4 Gb X

Operational ambient temp.: -50°C - +50°C
Max. withstand ambient temp:               +50°C ( Heater is energized) , +80°C ( Heater is de-energized)
Nominal voltage: 230V 50/60Hz
Material: AISI 316L / EN 1.4404
Electrical protection: Connect to max. 16A circuit breaker. Earth leakage protection device or isolation device, depend on type of system of earth according to IEC 364-3, chapter 31, and EN60079-7 Annex D.
Electrical connection: Flying lead, 2x2,5mm2 + PE
IP protection: For use in enclosures with IP54 or higher


  • For use inside equipment enclosures and cabinets to prevent condensation and provide climatic control.
  • Frost protection.


Low profile, easy to fit inside cabinets.

Self regulating heating element. Prevents overheating.

Rugged AISI 316L, acid steel construction.

Low maintenance.

Part Numbers

Se datasheet for more details.