Cherry Switches
• Thumbwheel
• Leverwheel
• Pushwheel
C & K Switches
• Miniature Thumbwheel
• Thumbwheel
• Precision Snap-Acting
• Miniature Snap-Acting
• Electrical Slip Rings
• Miniature Slip Rings
• Slip Ring Assemblies
• Standard Slip Rings
• Commutator Slip Rings
Homepage 
Products Switches Cherry Switches Thumbwheel Switches T20 Series
Thumbwheel Switches
T20 Series
 |
 |
 |
Features/Benefits
- Backmount Switch
- Available with ESD protection
- Available in 8, 10,12, 16 position full rotation
- Wide Window Function Switch Available
- Spacers available to fit most panel cutouts
- Most complete product offering in the industry
Specifications
- CONTACT RATING
- CARRY: 1 AMP continuous.
- SWITCH: 100 mA max
- OPERATING VOLTAGE: 50 mV to 28 V DC or 120 V AC.
- ELECTRICAL LIFE: 100,000 actuations.
- CONTACT RESISTANCE: Below 100 m ohm typ. initial @ 2-4 V DC, 100 mA.
- INSULATION RESISTANCE: 109 ohm min
- DIELECTRIC STRENGTH: 500 Vrms min. @ sea level between common terminal and any output
- OPERATING TEMPERATURE: -40șC to 65șC.
Dimensions
- 1.25 inches x 1.15 inches x 1.265 inches
- Mounting depth: 1.66 inches or 2.28 inches
Typical Applications
- Test & measurement equipment
- Industrial equipment
- Computer devices
Materials
- HOUSING: ABS plastic.
- THUMBWHEEL: ABS plastic.
- ROTOR CONTACTS: Precious metal on copper alloy.
- STATOR CONTACTS: Hard gold over nickel over copper on epoxy fiberglass.
Literature