China Wholesale Micro Push Button Manufacturers - DK4-AZ-004 – Tongda
China Wholesale Micro Push Button Manufacturers - 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:

Related Product Guide:
Our concentrate on is always to consolidate and enhance the excellent and service of present solutions, in the meantime regularly develop new products to meet distinctive customers' demands for China Wholesale Micro Push Button Manufacturers - DK4-AZ-004 – Tongda , The product will supply to all over the world, such as: Morocco , United States , Zimbabwe , we rely on own advantages to build a mutual-benefit commerce mechanism with our cooperative partners. As a result, we have gained a global sales network reaching the Middle East, Turkey, Malaysia and Vietnamese.

The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!

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