DAHHL300AC Heater, 300 W

Heaters designed for use in hazardous locations where electronic components require protection from cold and freezing temperatures, condensation and corrosion.

ATEX CE Declaration of Conformity Declaration of Compliance IECEx
Feature: II2G Ex d IIC T3 / II2 D Ex Td A21 IP 65 T200 C.
Height 325 mm
Width 229 mm
Depth 60 mm
Weight (kg) 5,65
Heating type Convection
Power regulation Self limiting
Temperature classification T3
Rated voltage (VAC/VDC) 110/265
Heating Power (W) 300
Item no.: DAHHL300AC
EAN no.: 8713574247741
  • Technical data
  • Features
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Technical data


50 W and 80 W models can be mounted directly to manifolds, measuring or analysing instruments, control valves, and similar equipment. 200 W, 300 W, 400 W, 600 W models are finned heaters that heat the area by transferring the heat from the heater to surrounding air, creating a convection current.


Black anodized aluminium.

Heating element:

Conductive and convective heating types available.

Operating temperature:

Provides freeze protection down to -60 °C (-76 °F). Maximum temperature 150 ºC (302 ºF).


ATEX, IECEx; II2G Ex d IIC T3 / II2 D Ex Td A21 IP 65 T200 C; NEC CSA us; Class I, Div 1 Groups A, B, C, D / Class II Div 1 Groups E, F, G

Pack quantity:

1 piece.


A thermostat, range HLTSTAT, is required for 400 W and 600 W models. It is sold separately as an accessory.



ATEX- and IECEx-certified accessory.


Time and cost savings in the end-use investigation process of the final assembly.


Certification of final assembly is easier if installed components are certified.

Dxf (DXF) DAHHL300AC 243 KB
Image (JPG 800 x 800 px) DAHHL 55 KB
Item sheet (PDF) DAHHL300AC ENGLISH 270 KB
Mounting instructions document (PDF) DAHHL INSTRUCTIONS 200W 300W 89115886 852 KB
Mounting instructions document (PDF) DAHHL INSTRUCTIONS 400W 600W 89115008 821 KB
Mounting instructions document (PDF) DAHHL INSTRUCTIONS 50W 80W 89115888 584 KB
Product sheet (PDF) DAHHL 191 KB
Product sheet (PDF) DAHHL(RUSSIAN) 148 KB
Step (STEP) DAHHL300AC 12 MB
Document (PDF) ATEX 2 MB
Document (PDF) CE Declaration of Conformity 88 KB
Document (PDF) Declaration of Compliance 77 KB
Document (PDF) IECEx 1 MB