Nickel Silver Shield Can

Nickel silver (also known as German silver or copper-nickel-zinc alloy) shielding cans are widely utilized in modern PCB design to provide exceptional Electromagnetic Interference (EMI) and Radio Frequency Interference (RFI) protection. Positioned directly over sensitive electronic components, these shields act as a Faraday cage to isolate critical RF circuits, processors, and wireless modules from external noise, while preventing internal emissions from disrupting other parts of the system.

Core Advantages of Nickel Silver Shielding Cans

  • Excellent Solderability without Plating Unlike stainless steel or aluminum, nickel silver (a copper-nickel-zinc alloy) can be directly soldered onto a PCB using standard SMT (Surface Mount Technology) reflow processes. This eliminates the need for expensive and time-consuming post-plating treatments, significantly streamlining production and lowering manufacturing costs.

  • Outstanding EMI/RFI Shielding Performance It provides high attenuation of high-frequency electromagnetic waves. By effectively reflecting and absorbing radiation, it ensures superior Electromagnetic Compatibility (EMC), maintaining signal integrity for sensitive RF modules and high-speed processors.

  • Superior Corrosion & Oxidation Resistance Nickel silver is highly stable and resistant to moisture, oxidation, and tarnishing. It maintains its structural integrity and electrical conductivity over long periods, preventing performance degradation even when exposed to harsh or humid operating environments.

  • Exceptional Formability & Precision Stamping The material possesses excellent mechanical ductility, allowing it to be stamped into ultra-thin, low-profile, and highly complex geometries. This makes it the ideal choice for modern, ultra-compact consumer electronics like smartphones and wearables where space is at a premium.

Some custom-made shields we’ve made for our clients