A portfolio of services in the explosion protection and explosion prevention field in Southern Africa.

Explolabs presents the best available portfolio of services in the explosion protection and explosion prevention field in Southern Africa.

  • We are client focused and build on a foundation of high work ethics and technical excellence.
  • We contribute to the upliftment of society by offering training courses and technical expertise suited for all levels of technical development.
  • We strive for peer relationships and recognition on an international level.


  • Testing and certification of electrical, electronic and mechanical (diesel-driven) equipment for use in explosive atmospheres (also referred to as explosion protected equipment, Ex equipment, Ex apparatus).

Ex testing includes the following types of explosion protection and equipment:

    • Flameproof, explosion proof, Ex d
    • Intrinsic safety, intrinsically safe, Ex i (also assessment of Ex i loops known as IS loops)
    • Increased safety, Ex e
    • Encapsulated apparatus, Ex m
    • Powder-filled apparatus, Ex q
    • Oil-filled apparatus, Ex o
    • Pressurized apparatus, Ex p
    • Pressurized analyser houses, Ex p
    • Pressurized rooms and buildings, Ex p
    • Non-sparking, non-incendive, type “n”, Ex nA
    • Dust-ignition-proof, dust-ignition-protected, DIP, Ex t
    • Special protection, Ex s
    • Ingress protection, ingress protected enclosures, IP rating
    • Fuel dispensers, petrol pumps
    • Cable glands, cable connectors
    • Mining machines ac, dc, diesel

Ex certification includes:

  • IA certificates for locally manufactured products. Validity 10 years.
  • IA certificates for imported products.  Existing internationally accepted certification based on SANS and similar or identical standards (e.g. IEC standards under the IECEx Scheme and CENELEC standards under ATEX Directive, Directive 94/9/EC) will be taken into account.  Validity 3 years.


  • Ex Certification mark for Ex equipment (new or repaired).
  • Training for equipment suppliers, manufacturers and repairers, plant, factory and mine staff, engineering companies and contractors.

  • Area classification to determine applicable zones.

  • Inspecting new or in-service Ex equipment in working plants to verify safety and certification status and potential for upgrading.

  • Management system for Ex installations in hazardous areas (Explostop).

  • Consultation on quality systems and quality manuals, in-house and company standards and procedures, and in-house and company training courses.

  • One-stop testing and certification service (e.g. testing, product certification, system certification i.e. ISO 9001, 14001, 18001).

  • Presentations , workshops and articles on a wide range of explosion prevention subjects.


Date Name Author/s
February 2018 pdf Affordable safety - A case study for Ex motors (96 KB) Johannes Auret
March 2016 pdf Technical Interpretation Issue Clause 11.6 SANS 60079-1 (267 KB) Technical Interpretation Issue
June 2015 pdf Fundamentals of Area Classification Studies (419 KB) Jaco Venter:
Technical Consultant, Explolabs
  pdf Fundamentals of Area Classification Studies Annex (606 KB)  
February 2015 pdf Explosive environments: fundamentals of area classification (551 KB) Johannes Auret,
Vector, January 2014
October 2013 pdf QA ARP 0108 Certification of Explosion Protected Equipment (494 KB) Johannes Auret, EngineerIT
November 2012 pdf Repair of Equipment for use in Explosive Atmospheres (EEA) (699 KB) Johannes Auret
December 2012 pdf Hazardous Locations: Electrical Safety (961 KB) Johannes Auret