Immersion heater type RFA


Product inquiry

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Product inquiry

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

The „RFA” range of flameproof rod-type immersion heaters is suitable for installation in process tanks, safety showers, engine sumps, pressure vessels and similar plant, located in zone 1 and 2 Hazardous Areas where flammable atmosphere is a group IIA, IIB or IIC gas. They are suitable for heating all process liquids which are non-corrosive to the materials of construction.

Features for immersion heater type RFA:

  • 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 from -40 to + 40°C
  • Mounting of the heater by an industry standard flange
  • Designed for horizontal installation only, vertical mounting available on request


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

Contact now

OhmEx Industrielle Elektrowärme GmbH
Industriering 7
DE – 63868 Großwallstadt
Phone: +49 6022 / 26 12 00
Fax: +49 60 22 / 26 12 02

How to find us

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 6022 / 26 12 01