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  • May 21, 2026

    Multiple Products Launched!

    We’ve developed several brand-new testing devices, backed by a mature foundation of technical expertise, covering the fields of firefighting equipment and fire/flame-retardant testing, precisely tailored to meet diverse testing requirements. Let’s take a look! ZY6365A | Fire Damper Opening & Closing Reliability Testing Machine Scope of Application: Compliant Standards: ZY6295 | Aircraft Cabin Material Heat… more+


  • May 11, 2026

    Upcoming Trade Fair – Wire China 2026

    Wire China is one of the most influential trade fairs for the wire and cable industry in Asia. As a first-class wire and cable industry exhibition in Asia, Wire China comprehensively shows advancements across all segments of the wire and cable industry chain, building a strong bridge for global wire and cable companies to explore… more+


  • May 11, 2026

    Upcoming Trade Fair – Wire China 2026

    Wire China is one of the most influential trade fairs for the wire and cable industry in Asia. As a first-class wire and cable industry exhibition in Asia, Wire China comprehensively shows advancements across all segments of the wire and cable industry chain, building a strong bridge for global wire and cable companies to explore… more+


  • June 6, 2026

    Vertical Cable Tray Flame Propagation Tester: The Must-Have Equipment for Large-Scale Project Compliance

    Across data centers, metro rail systems, and petrochemical platforms, a common requirement is appearing in more procurement specifications: cables must pass IEC 60332-3 flame propagation testing, with a third-party test report submitted as a mandatory bid document. This shift reflects a growing recognition of just how fast an electrical cable fire can spread. IEC 60332-3 is the… more+


  • June 5, 2026

    The “Life-or-Death Scale” of Aviation Flame Retardancy: Decoding Peak HRR and 2-min THR in OSU Testing

    Inside the enclosed cabin at tens of thousands of feet, the spread of fire is often measured in seconds. When discussing the flame retardancy of aviation interior materials, traditional metrics such as “ignitability” or “self-extinguishing” can no longer meet the stringent requirements of modern aviation safety. What truly determines passenger survival is the speed and… more+


  • June 1, 2026

    Mastering Circuit Integrity: IEC 60331 & BS 6387 Compliance

    In modern infrastructure—from skyscrapers to offshore wind farms—cables are the unseen “nervous system.” Yet, during a catastrophic fire, standard cables fail, cutting power to life-saving equipment. This is where Fire Resistant Cables become the ultimate lifeline. How do we ensure cables survive extreme fires? Through rigorous validation using Circuit Integrity Testing Machines. Here, we break… more+


  • May 30, 2026

    Is pH > 4.3 Truly Halogen-Free? Decoding IEC 60754

    In the wire and cable industry, many manufacturers focus solely on whether the material is “halogen-free,” often overlooking the corrosivity of the gases released during combustion. The IEC 60754 standard  is the core “gatekeeper” for assessing this safety risk. The Invisible Killer: Halogen Acid Gas When halogen-containing cables burn, they release corrosive acid mists that harm respiratory tracts and… more+


  • May 21, 2026

    Multiple Products Launched!

    We’ve developed several brand-new testing devices, backed by a mature foundation of technical expertise, covering the fields of firefighting equipment and fire/flame-retardant testing, precisely tailored to meet diverse testing requirements. Let’s take a look! ZY6365A | Fire Damper Opening & Closing Reliability Testing Machine Scope of Application: Compliant Standards: ZY6295 | Aircraft Cabin Material Heat… more+


ZONSKY INSTRUMENT (GUANGDONG) CO., LTD., founded in 2000, is a leading manufacturer and supplier of fire testing instruments designed for safety, precision, and efficiency. With over 25 years of experience, ZONSKY offers a comprehensive range of fire testing equipment, from lab-scale to industrial-scale, meeting diverse testing requirements and standards across industries such as automotive, building, and electronics. Compliant with global standards like UL, IEC, and ISO, ZONSKY provides worldwide sales, installation, maintenance, technical support, and training through its extensive distribution network.

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