Marechal Plugs - ATEX Hazardous Area Plugs Sockets

Marechal Decontactors


Working exclusively with Marechal, T&D provide increased safety and improved reliability to the traditional “hard-wiring” approach to low voltage power distribution.   

Features & Benefits

Featured Article: Ex d Enclosures – Explosion Proof Hazardous Area Technor EJB


The patented Marechal Decontactor is the safest electrical plug and socket outlet available supplied with an integral load-break switch and added value features:


  • quality electrical contacts
  • safe disconnect under load
  • watertight seal (up to IP69K)
  • power supply reliability





Integral safety button disconnects the equipment under full load with a single press up to 250 Amps. IP4X/IPXXD protection.

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Hazardous Area ATEX
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  • ATEX & IECEx Certified
  • Zone 1 or 2 (IIA, IIB & H2)
  • Weight 25kg
  • Supply 110V-690V
  • Power Output 2KW-6KW
  • T Class T3 T4  


Ex db eb IIB + H2 T3 to T4 Gb

Ex tb IIIC T200°C to T135°C Db 


MFH Bulldog Portable ATEX Heater is the world's first truly portable hazardous area fan assisted heater.


ATEX Electrical Heating Equipment

Marechal plugs improve the electrical performance of industrial plants and minimise electrical shock risk ensuring operator safety and reducing plant downtime in “non-hazardous” area locations.  


High Current Plugs

Marechal DSN plugs and sockets have a AC-22/AC-23 breaking capacity capable of switching mixed resistive and inductive loads with 20A, 32A and 63A current ratings. 


Watertight IP66/IP67/IP69k.


Marechal DSN Plugs Sockets

Marechal plugs provide total versatility enabling up to 24 keying positions on a single electrical appliance - excellent mechanical strength (IK08) and electrical performance under repeat overloads.


Marechal Decontactors

Marechal offers a full range of fire resistant plugs, sockets and boxes suitable for use within confined spaces and working environments such as road and rail tunnels. 


Fire Resistant Plugs

Marechal hazardous area plugs and sockets are ATEX approved with integrated load-break isolating switch for safe and reliable disconnection of motors and power in Zone 1 & 2 hazardous area applications.  


Offshore Plugs

Marechal provides high current power supply to boring machines, generators, pumps, motors, saws, crushers, cutters, shearers, loaders and conveyors. 


Use Marechal PF for high current up to 315A-600A power supply 1000 V.


Mines Quarries Plugs

Marechal plugs and sockets are compact and have an automatic watertight sealing for electrical installations – up to IP66/67 and compact panel or wall mounted designs are available for low voltage power distribution in hazardous areas

Hazardous Area Plugs

Marechal plugs and sockets are waterproof, designed to withstand airborne and permanent humidity found within the food and beverage industry.


Use Marechal DSN plugs for IP66/67 watertight and IK08 shock resistant power supply.

IP66 IP67 IK09 Plugs Marechal
Self Eject! Stay Safe From Shock With Marechal Detecting 4 Common Toxic Gases
Hazardous Area Equipment EXHEAT Bulldog Portable ATEX Heater

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Thorne & Derrick International are your single-source supplier of Electrical, Mechanical, Process & Instrumentation Equipment. T&D provide an outstanding service to UK and international customers – we are highly customer responsive and absolutely committed to providing a world-class service.