This comprehensive procurement guide reveals the proven 10-step process for buying quality FRP cable trays, supplier evaluation criteria, pricing benchmarks, documentation requirements, and quality verification protocols used by experienced procurement professionals. The. Safety: Minimizes risk of overheating, short circuits, and fire hazards Reliability: Keeps power and control cables secure through the system's life Compliance: Meets IEC 61537 and related local standards Cost Efficiency: Avoids unplanned downtime and reduces lifecycle costs These are the key IEC. For project managers, procurement specialists, and electrical engineers, choosing the right cable tray vendor isn't just about price—it's about structural integrity, compliance, and life expectancy. To help you make an informed sourcing decision, let's go behind the scenes. 5 billion by 2025, growing at about 6. That really shows how much companies are focusing on finding reliable, efficient materials to get the job done right. Take. eferred to support and protect numerous small instrumentation and control cables. Because of its closed design, this type of tray should e used in applications where there is minimal risk of heat generation and buildup. What is a Cable Tray Supply Chain? The cable tray supply chain includes everything from raw material procurement to manufacturing, sales.