China Wholesale Micro Switch Company Quotes - DK4-AZ-004 – Tongda
China Wholesale Micro Switch Company Quotes - DK4-AZ-004 – Tongda Detail:
The defining characteristics of operation | Operating Parameter | Value | Units |
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Free Position FP | 15.9±0.2 | mm |
Operating Position OP | 14.9±0.5 | mm | |
Releasing Position RP | 15.2±0.5 | mm | |
Total travel Position | 13.1 | mm | |
Operating Force OF | 0.25~4 | N | |
Releasing Force RF | — | N | |
Total travel Force TTF | — | N | |
Pre Travel PT | 0.5~1.6 | mm | |
Over Travel OT | 1.0Min | mm | |
Movement Differential MD | 0.4Max | mm |
Switch technical Characteristics
ITEM | technical parameter | Value | |
1 | Contact Resistance | ≤30mΩ Initial value | |
2 | Insulation Resistance | ≥100MΩ500VDC | |
3 | Dielectric Voltage | between non-connected terminals | 1000V/0.5mA/60S |
between terminals and the metal frame | 3000V/0.5mA/60S | ||
4 | Electrical Life | ≥50000 cycles | |
5 | Mechanical Life | ≥1000000 cycles | |
6 | Operating Temperature | -25~125℃ | |
7 | Operating Frequency | electrical:15 cycles Mechanical:60 cycles |
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8 | Vibration Proof | Vibration Frequency:10~55HZ; Amplitude:1.5mm; Three directions:1H |
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9 | Solder Ability: More than 80% of immersed part shall be covered with solder | Soldering Temperature:235±5℃ Immersing Time:2~3S |
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10 | Solder Heat Resistance | Dip Soldering:260±5℃ 5±1S Manual Soldering:300±5℃ 2~3S |
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11 | Safety Approvals | UL,CSA,VDE,ENEC,TUV,CE,KC,CQC | |
12 | Test Conditions | Ambient Temperature:20±5℃ Relative Humidity:65±5%RH Air Pressure:86~106KPa |
Switch application: widely used in various household appliances, electronic equipment, automation equipment, communication equipment, automotive electronics, power tools and other fields.
Product detail pictures:

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