Hazloc Heaters | Explosion Proof Heaters | Zone 1 & Zone 2 ATEX IECEx Certified

Hazloc | Explosion Proof Heaters

Hazloc | Explosion Proof Heaters

Explosion Proof Heaters

IECex & ATEX Certified Electric Heaters for Explosive Atmospheres

Hazloc Heaters are manufacturers of industrial and explosion proof hazardous area electric heaters suitable for use in hazardous area Zones (1/2 & 21/22) and explosive atmospheres (Gas & Dust) – stocked and distributed in the UK by Thorne & Derrick, Experts in Equipment for Explosive Atmospheres, the Hazloc range of industrial, hazardous area and explosion proof heaters provide space heating and air warming that is safe, reliable and accurate.

For over 10 years Hazloc have been providing industrial heating solutions for non-hazardous area and harsh working environments – complete ranges of ATEX and IECEx heaters are available for explosive atmospheres and hazardous area locations.

Hazloc Explosion Proof Heaters

Hazloc Explosion Proof Heaters – for international hazardous area industries requiring explosion proof specification heaters with CCSAUS, ATEX, IECEx and EAC Ex certification

Hazloc HEATERS aeu1 | iecex & atex Certified

Hazardous Area Explosion Proof Heaters

Zone 1 & 2 (Gas Atmospheres) and Zone 21 & 22 (Dust Atmospheres)

Explosion Proof Heaters

Hazloc Heaters for explosive atmospheres are suitable for use in USA, Canada, Russia and Europe with international hazardous area certifications including ATEX, IECEx, EAC Ex and CSA for both gas and dust atmospheres. These explosion proof heaters provide space heating, air warming and freeze protection in hazardous areas (gas or dust atmospheres).

The Hazloc explosion proof heater range consists of the AEU1 and XEU1 series. Hazloc AEU1 is an ATEX & IECEx Certified Explosion Proof Electric Heater suitable for use in Europe, Russia, Kazakhstan and Belarus while Hazloc XEU1 is suitable for the USA and Canada as well as Russia, Kazakhstan and Belarus.

AEU1Explosion Protection Ex d

Explosion Proof Heaters with ATEX & IECEX Certifications

3kW – 30kW | 230V – 480V (50 or 60 Hertz) | T4 

Hazloc AEU1 explosion proof heaters are CE Marked and certified for hazardous area Zones and locations to meet ATEX and IECEx requirements – the heaters have also received the Eurasian Conformity (EAC Ex) Mark certifying them for hazardous area locations to the new Customs Union Technical Regulations. 3 sizes of AEU1 heaters include the ExCaliber high performance liquid-to-air heat-exchanger cores available in twenty-six 230VAC or 400VAC, 50 Hz model choices to meet the specific heat output requirements and sixteen 480 Volt, 60 Hz models to accommodate shipping vessels, offshore rigs or other applications requiring 60 Hz.

The rugged and versatile AEU1 heater incorporates a high quality immersion heater, high performance fan and motor assembly, a sturdy 2 mm (14 GA) steel cabinet with epoxy/polyester powder coating for corrosion resistance, large control enclosure with an extra port for convenient wiring of an external room thermostat, and enclosure O-rings to minimize moisture ingress. Standard safety features include two temperature high limits and a pressure relief device.

AEU1 electric air heater is suitable for ATEX/IECEx/EAC Ex Zone 1 & 2 hazardous areas (Explosive Gas & Dust Atmospheres)  – with 3kW to 30kW high power outputs for the circulation of air flow to large potentially explosive atmosphere areas. Maintaining site efficiency and worker productivity in extreme temperatures and T Class ratings to T4.

Hazloc AEU1 | Features & Benefits of Explosion Proof Heater

Hazloc Heaters AEU1 Hazardous Area Heater Product Benefits

Hazloc AEU1 – Explosion Proof Electric Unit Heater for Hazardous Area Locations | Robust Reliable Powerful

Heater Certifications for Explosive Atmospheres | Hazloc AEU1

Explosive Gas Certifications  Explosive Dust Certifications
II 2G, Ex d IIB T4 Gb IP55 (ATEX)
Ex d IIB T4 Gb IP55 (IECEx)
Ex d IIB T4 X IP55 (EAC Ex)
Suitable for ATEX/IECEx/EAC Ex Zone 1 & Zone 2 Gas
II 2D, Ex tb IIIB T135°C Db IP65 (ATEX)
Ex tb IIIB T135°C Db IP65 (IECEx)
Ex tb IIIB T135°C Db X IP65 (EAC Ex)
Suitable for ATEX/IECEx/EAC Ex Zone 21 & Zone 22 Dust

Hazloc Heaters HUH2 Hydronic Unit Heaters

Hazloc Heaters HUH2 Hydronic Unit Heaters: HUH2 is designed for pressures and temperatures up to 400 psi and 550°F in hazardous areas

Heaters HUH2

Heat-exchanger unit heaters

The latest development in the Hazloc range of industrial grade heaters is the HUH2 series of heat-exchanger unit heaters.

Hazloc Heaters recently introduced the second generation HUH2 series of heat-exchanger unit heaters. Suitable for heavy duty industrial applications and harsh working environments the Hydronic Unit Heaters are specifically designed for rugged industrial applications such as in steam, hot water, glycol or other fluid circulating heating systems.

Hazloc HUH2 series is available for pressures and temperatures up to 400 psi and 500 °F respectively in single-pass and multi-pass core configurations with multi-pass units greatly improving performance characteristics when used with liquids.

HUH2 Hydronic Unit Industrial Heaters Applications

  • Pulp & Paper
  • Power Generation
  • Mining
  • Steel Mills
  • Foundries
  • Water & Wastewater Treatment Plants
  • Chemical Plants
  • Hazardous Material Storage Facilities

➡ Thorne & Derrick can provide industrial, non-hazardous and explosive atmosphere certified heaters for all onshore and offshore applications – contact us with your requirements.

AEU1 – Explosion Proof Electric Unit Heater for Hazardous Areas XEU1 – Explosion Proof Electric Unit Heater for Hazardous Areas HHP2 – Hydronic High Performance Heater (Horizontal & Vertical) SRH2 – Steam Rig Heater (Heat-Exchanger Unit Heaters for Drilling Rigs) WCH1 – Washdown & Corrosion Resistant Industrial Unit Heater
Hazloc AEU1 XEU1 – Explosion Proof Electric Unit Heater for Hazardous Areas HHP2 – Hydronic High Performance Heater (Horizontal & Vertical) SRH2 – Steam Rig Heater (Heat-Exchanger Unit Heaters for Drilling Rigs) WCH1 – Washdown & Corrosion Resistant Industrial Unit Heater
ATEX IECEx EAC Ex USA Canadian cCSAus ASME National CRN National CRN EAC Ex  USA Canadian cULus


Using Hazloc Heaters In Zone 1 & Zone 2 Hazardous Areas

Explosion proof heaters are ideal for use when specific explosive gases and dusts maybe present and are designed to withstand difficult operating conditions in hazardous locations and heavy industries.

Common applications include paint storage areas, chemical storage areas, oil/gas rigs, sewage treatment plants and petrochemical industries. Hazloc Heaters provide explosion proof heaters that are available in different sizes and frequencies depending on the application and worldwide location.

Heating Hazardous Areas With Electrical Heaters

Applications : Mud Tank Building, Boiler Packages, Service Rigs, Drilling Rigs, Paint Spray Booths, Offshore Cabins & Containers.

About Hazloc HEaters

Hazloc Heaters were established in 2004 by Darren Ochosky and Clinton Lewis and the name ‘Hazloc’ is an abridged version of ‘hazardous location’. The company’s mission statement is: Vision, Education, Quality.

  • Vision – The Hazloc vision is to be the market leader by providing reliable, cost effective industrial heating, ventilation and supporting products delivered on-time with zero defects.
  • Education – Hazloc Heaters is uncompromising in its approach to education and believe that by participating in continuing education programmes, a thorough understanding of technology is gained. This education enables the communication of any advances in in industry trends, new products or technical changes to existing products.
  • Quality – Hazloc Heaters holds as ABSA quality control programme certificate of authorisation that recognises the fact that the company complies with the provisions of the safety codes act.

Hazardous Area Electrical Distributors

Integrity | Knowledge | Reliability | Electrical HVAC Process Instrumentation Equipment


Thorne & Derrick are leaders in the development and distribution of ATEX & IECEx Product Innovations that deliver significant improvements to clients plant, people and operational safety in the explosive atmosphere industries.

Your proactive problem solvers experienced in succession planning for the replacement of obsolete, non-conformant and legacy equipment in hazardous areas.

Your first-choice provider of innovative and competitive solutions to ensure ATEX & IECEx Compliance for Hazardous Area Electrical, HVAC & Process Instrumentation Equipment to UK and international projects.

Panels | Plugs | Isolators | Enclosures | Lighting | Control Stations | Motor Starters | Heat Trace | Gas Detection | Flame DetectionProcess InstrumentationProcess Heating | Fans | Security Locking & Access Control 

Hazardous Area Electrical Equipment

Competitive Prices | Extensive Stocks | Technical Support | Express Delivery