glass to metal seal, TO package , Kovar housing, 2+1 Kovar leads, Au finishing.

  Base  Leads  Insulator 
Materials   4J29 4J29 BH-A/K
Plating  Option 1:Ni:2.5~8.9μm, Au:≥0.7μm;
Option 2:Ni:1.3~8.9μm, Au:≥0.5μm;
Insulation resistance   ≥1× 1010Ω (500V DC)
Hermeticity   ≤  1 x 10-3  Pa * cm/s


With over two decades of experience helping clients move from prototype to commercialization, Hermetica’s customized engineering service offers immense value at the R&D stage. From material selection to pin configuration to sealing techniques, our team of engineers can provide a variety of solutions to help you overcome the technical obstacles our clients face in the early phases of designing a new product. We can work from your drawings or ours while pinpointing ways to lower costs and improve functionality.