China Wholesale Reset Push Button Switch Manufacturers - DK4-AZ-004 – Tongda


China Wholesale Reset Push Button Switch Manufacturers - DK4-AZ-004 – Tongda

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China Wholesale Reset Push Button Switch Manufacturers - DK4-AZ-004 – Tongda Detail:

DK4-AZ-004

The defining characteristics of operation Operating Parameter Value Units
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
8 Vibration Proof Vibration Frequency:10~55HZ;
Amplitude:1.5mm;
Three directions:1H
9 Solder Ability: More than 80% of immersed part shall be covered with solder Soldering Temperature:235±5℃
Immersing Time:2~3S
10 Solder Heat Resistance Dip Soldering:260±5℃ 5±1S
Manual Soldering:300±5℃ 2~3S
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.


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Using a complete scientific high quality management program, superior high quality and superior faith, we acquire great reputation and occupied this industry for China Wholesale Reset Push Button Switch Manufacturers - DK4-AZ-004 – Tongda , The product will supply to all over the world, such as: Congo , Peru , Belarus , We only supply quality items and we believe this is the only way to keep business continue. We can supply custom service too such as Logo, custom size, or custom merchandise etc that can according to customer's requirement.
  • The product classification is very detailed that can be very accurate to meet our demand, a professional wholesaler.
    5 Stars By Fiona from UAE - 2018.05.15 10:52
    The company's products can meet our diverse needs, and the price is cheap, the most important is that the quality is also very nice.
    5 Stars By Agnes from Hungary - 2017.03.28 12:22
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