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eCl@ss

Data management and quality3/9/2026Intermediate Level

eCl@ss is a global, cross-industry standard for the classification and description of products and services, enabling seamless data exchange.

What is eCl@ss? (Definition)

eCl@ss is a hierarchical system used to categorize products and services using a four-level structure: segments, main groups, subgroups, and product classes. It provides a standardized language for businesses to describe product properties, ensuring that technical specifications are understood identically by both buyers and sellers across different industries and regions. This ISO/IEC compliant standard includes tens of thousands of product classes and unique properties. By assigning a unique 8-digit code to every product category, eCl@ss eliminates ambiguity in procurement and sales. It is widely used in engineering, construction, automotive, and medical technology sectors to facilitate automated master data management and electronic data interchange (EDI).

Why eCl@ss is Important for E-commerce

For e-commerce, eCl@ss serves as the backbone for B2B marketplaces and industrial procurement platforms. It allows manufacturers to provide high-quality, structured data that integrates directly into their customers' ERP and PIM systems. This standardization reduces manual data entry and errors during the onboarding of new suppliers or products. When products are classified according to eCl@ss, they become more discoverable in digital catalogs. Filters and search functions on B2B webshops rely on these standardized attributes to help users find specific technical components based on precise parameters like voltage, material, or dimensions. Implementing eCl@ss in a PIM system like WISEPIM ensures that product feeds meet international requirements for large-scale industrial distributors.

Examples of eCl@ss

  • 1A manufacturer of industrial sensors classifying a proximity switch under eCl@ss segment 27 (Electric engineering) to ensure it appears correctly in a distributor's procurement system.
  • 2An automotive supplier using eCl@ss property IDs to define the thread size and material of specialized bolts for global export.
  • 3A B2B e-commerce platform using the 8-digit eCl@ss code 27-27-01-01 to automatically map incoming product data from multiple vendors to the 'Inductive proximity switch' category.
  • 4A construction company filtering a digital catalog for 'LED modules' using standardized eCl@ss attributes like luminous flux and color temperature.

How WISEPIM Helps

  • Automated mapping: WISEPIM allows users to map internal product categories to official eCl@ss structures, ensuring consistency across all export channels.
  • Attribute synchronization: Automatically align your custom product specifications with standardized eCl@ss properties to meet B2B buyer requirements.
  • International scalability: Support global expansion by using a classification system recognized by major industrial players in Europe and Asia.
  • Data quality validation: Use eCl@ss standards within WISEPIM to identify missing technical attributes required for specific product classes.

Common Mistakes with eCl@ss

  • Using outdated eCl@ss versions, leading to mapping errors with distributors who have upgraded.
  • Inconsistent mapping where similar products are assigned to different eCl@ss segments.
  • Ignoring mandatory properties (attributes) required for a specific product class.
  • Treating eCl@ss as a one-time project rather than an ongoing data maintenance task.

Tips for eCl@ss

  • Always check which eCl@ss version your primary customers or marketplaces require before starting the mapping process.
  • Map your internal attributes to eCl@ss property IDs (IRDI) to ensure technical specifications remain accurate during data exchange.
  • Use a PIM system that supports hierarchical mapping to manage the four-level eCl@ss structure efficiently.
  • Start with your top-selling product categories to see immediate ROI in procurement efficiency.

Trends Surrounding eCl@ss

  • AI-driven auto-classification: Using machine learning to suggest the correct eCl@ss code based on product descriptions.
  • Integration with Digital Product Passports (DPP) to support sustainability and circular economy tracking.
  • Increased adoption in North American markets as European industrial standards gain global traction.
  • Shift toward Headless PIM architectures that serve eCl@ss data via high-speed APIs for real-time procurement.

Tools for eCl@ss

  • WISEPIM
  • Akeneo
  • Salsify
  • Informatica MDM
  • SAP Master Data Governance

Related Terms

Access Control (PIM)Attribute Dependency ManagementAttribute InheritanceAttribute ManagementAttribute mappingAttribute Scoping

Also Known As

Product classification standardISO 13584IEC 61360Master data standard