Find Economical Suppliers of Relay Protection: 17,372 Manufacturers in China based on Export data till Dec-25: Pricing, Qty, Buyers & Contacts. ODES Electric develops and manufactures auxiliary relays, measuring relays, signal conditioning modules, time relays, and control-circuit devices for power, utility, switchgear, and industrial automation projects. Whether you're sourcing relays for industrial control systems, automation projects, or OEM applications, these Chinese manufacturers combine quality and value at scale. Power Meter manufacturer / supplier in China, offering Strom St26om Digitalvoltage Control Industrial Power Distribution Relay Protection CE Certified Incoming Line Protectorlec, St260m Industrial Power Distribution Panel Rmu Switchgear Self-Supply Ring Power Protection Relaymeasurement Device for. China's relay industry is undergoing significant growth, boosted by investments in R&D, with a projected global market increase from USD 9. 7 billion by 2030, and specific Chinese segments like communication relays expected to expand appreciably by 2031. Top Chinese relay. Switching power supply has the characteristics of good anti-interference performance, soft starting current, short-circuit overload protection, small DC ripple, high efficiency, low operating temperature, small size and lightweight, etc. It is widely used in electronics, electric power. We provide our customer with profitable growth by offering integrated comprehensive electrical solution.