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8500
Subminiature Pushbutton Switches
Features/Benefits
- Pre-travel or over-travel models available
- Ratings up to 3 AMPS
- Reliable contact design
- RoHS compliant
Typical Applications
- Detection
- Telecommunications and networking equipment
- Computers and peripherals
Specifications
- CONTACT RATING: Q contact material (853X Models): 1 AMP @ 120 V AC or 28 V DC; (855X Models): 3 AMPS @ 120 V AC or 28 V DC. See page A-65 for additional ratings.
- ELECTRICAL LIFE: 853X MODELS: 250,000 actuations at full load. 855X MODELS: 10,000 actuations at full load.
- CONTACT RESISTANCE: Below 30 mΩ typ. initial @ 2-4 V DC, 100 mA, for both silver and gold plated contacts.
- INSULATION RESISTANCE: 109Ω min.
- DIELECTRIC STRENGTH: 1,000 Vrms min. @ sea level.
- OPERATING TEMPERATURE: –30ºC to 65ºC.
Materials
- CASE: Glass filled phenolic or diallyl phthalate (DAP) (UL 94V-0).
- PLUNGER: Phenolic or glass filled polyester, black standard(UL94V-0).
- CAP & FRAME: Nylon, black, standard.
- BUSHING: Brass, nickel plated.
- CONTACTS: Q contact material: Coin silver, silver plated. See page A-65 for additional contact materials.
- TERMINALS: Q contact material: Copper alloy, silver plated. See page A-65 for additional contact materials.
- TERMINAL SEAL: Epoxy.
- HARDWARE: Nut: Brass, nickel plated; Lockwasher: Steel, bright nickel plated.