State of the art Biofuel Technology

Immersion Heaters


Suitable for installation in process tanks and pressure vessels located in Zone 1 and Zone 2 hazardous areas where the flammable atmosphere is either a Group IIA, IIB or IIC gas


Methanol (methyl alcohol) is a group IIA gas. In the case of cosolvent processes, THF (tetrahydrofuran) is a group IIB gas




Certified to meet ATEX Directive 94/9/EC

Alternatively Australian certified to AS 2380.1 & AS 2380.2 or BKI certified

Lightweight cast aluminium alloy terminal enclosure with weatherproof protection to IP67


For standard biodiesel process application:


T4 temperature class enclosure

Low watts density 321 Stainless Steel sheathed embedded rod type elements

Test pressure 24 Bar g

Short lead time - generally available ex-stock




T1-T6 temperature class enclosure, choice of element sheath including copper, mild steel, Monel, Inconel, Incoloy, Stainless steel or titanium. Any threaded boss or flange mounting in any material within the design parameters. Optional process temperature sensing devices can be incorporated (e.g. RTD's, thermostats or thermocouples) Heaters upto 24kW. Any electricity supply upto 690V


As our standard range of immersion heaters may not exactly meet our customer's requirements we are happy to supply custom built heaters. This ensures our client's receive the optimum heater for their application. Please contact us for details about process heaters, air / air duct heaters, water heaters, drum heaters, line heaters, trace heating / elements, controls or control systems

To view our full range of immersion heaters and pricing just click on the icon to the right to go to the online shop


If you have any questions please contact us

Biofuel Systems Group Limited

Registered in England 2005

Company No: 05458942