Immersion heater type RFA-C


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Product inquiry

ATEX II 2G Ex d IIC T3 – T6 Gb Zone 1 & 2 CU TR (formerly GOST)

The „RFA-C” range of flameproof removable core cartridge heaters offers a hazardous area heating solution for oil and similar applications where low heat density is required. The element can be withdrawn for inspection without system drain down. The standard heater consists of a single element core fitted into a mounting flange.

Features for immersion heater type RFA-C:

  • Certified to meet the ATEX directive 94/9/EC
  • Lightweight cast aluminium alloy terminal enclosure with weatherproof protection to IP66 and IP67
  • Choice of built-in process temperature sensors
  • Suitable for ambient temperatures down from -40 to +40°C
  • Mounting of the heater can be by a threaded boss or an industry standard flange
  • Designed for horizontal installation only. Vertical mounting available on request
  • Can be supplied with the terminal box mounted away from the


Here you can directly download documents to the product:
OhmEx - Your partner for industrial heaters

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OhmEx Industrielle Elektrowärme GmbH
Lützeltalerstraße 1
DE – 63868 Großwallstadt
Phone: +49 (0) 60 22 / 70 69 070


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Quality & Certificates

The OhmEx company regularly gets itself certified externally - so we keep our quality consistently high!
Currently we are certified according to
IQNet ISO 9001: 2015
and ISO 9001: 2015.
Download the certificate ISO 9001:2015 here:
ISO 9001-2015 Certificate
Download the certificate IQNet ISO 9001:2015 here:
IQNet ISO 9001-2015 Certificate

Your direct contact

You are also welcome to contact our sales department directly:

Matthias Volz
Tel.: +49 (0) 60 22 / 70 69 072