Sealed Sub-Miniature Pushbutton Switches (SMT)

Sealed Sub-Miniature Pushbutton Switches (SMT)

8B Series

SMT Sealed Sub-Miniature Pushbutton Switches

Zera 8B series sealed sub-miniature pushbutton switches come in a surface mount design with tape and reel packaging. SPST or SPDT function with gold or silver contacts and comply with IP67 standards. The distinctive feature is contact rating up to 3A 120VAC or 28VDC and the operating temperature range between -30℃ and 85℃.

Applications of Zera 8B series pushbutton switches include telecommunications, networking, performance audio, instrumentation, computers/servers, external hard drives and modems, and low power on/off designs.

Specification

  • CONTACT RATING: Dependent upon contact material.
  • MECHANICAL LIFE: 50, 000 make-and-break cycles.
  • CONTACT RESISTANCE: 20 mΩmax. initial @ 2-4VDC, 100mA for both silver and gold plated contacts.
  • INSULATION RESISTANCE: 1, 000 MΩmin.
  • DIELECTRIC STRENGTH: 1, 000 Vrms min.@ sea level.
  • OPERATING TEMPERATURE: -30°C to 85°C.
Materials

  • CASE & BUSHING: Glass filled nylon 6/6, flame retardant, heat stabilized (UL94v-0).
  • PLUNGER: Thermoplastic Polyester (UL 94V-0), with intenal O-ring seal.
  • SWITCH SUPPORT: Brass, tin plated.
  • CONTACT / TERMINALS: Silver or gold plated copper alloy.
Applications

  • Telecommunications, Networking equipment, Performance audio, Instrumentation, Computers/servers, External hard drives and Modems.

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