China Wholesale Waterproof Momentary Switch Suppliers - DK4-BD-020 – Tongda
China Wholesale Waterproof Momentary Switch Suppliers - DK4-BD-020 – Tongda Detail:
(The defining characteristics of operation) |
(Operating Parameter) |
(Abbreviation) |
(Units) |
|
(Free Position) |
FP |
mm |
(Operating Position) |
OP |
mm |
|
(Releasing Position) |
RP |
mm |
|
(Total travel Position) |
TTP |
mm |
|
(Operating Force) |
OF |
N |
|
(Releasing Force) |
RF |
N |
|
(Total travel Force) |
TTF |
N |
|
(Pre Travel) |
PT |
mm |
|
(Over Travel) |
OT |
mm |
|
(Movement Differential) |
MD |
mm |
Switch technical Characteristics
(ITEM) |
(technical parameter) |
(Value) |
|
1 |
(Electrical Rating) | 10(1.5)A 250VAC | |
2 |
(Contact Resistance) | ≤50mΩ( Initial value) | |
3 |
(Insulation Resistance) | ≥100MΩ(500VDC) | |
4 |
(Dielectric Voltage) | (between non-connected terminals) | 500V/0.5mA/60S |
(between terminals and the metal frame) | 1500V/0.5mA/60S | ||
5 |
(Electrical Life) | ≥10000 cycles | |
6 |
(Mechanical Life) | ≥3000000 cycles | |
7 |
(Operating Temperature) | -25~105℃ | |
8 |
(Operating Frequency) | (electrical):15 cycles(Mechanical):60 cycles | |
9 |
(Vibration Proof) |
(Vibration Frequency):10~55HZ; (Amplitude):1.5mm; (Three directions):1H |
|
10 |
(Solder Ability): (More than 80% of immersed part shall be covered with solder) | (Soldering Temperature):235±5℃(Immersing Time):2~3S | |
11 |
(Solder Heat Resistance) | (Dip Soldering):260±5℃ 5±1S(Manual Soldering):300±5℃ 2~3S | |
12 |
(Safety Approvals) |
UL、CSA、TUV、ENEC |
|
13 |
(Test Conditions) | (Ambient Temperature):20±5℃(Relative Humidity):65±5%RH
(Air Pressure):86~106KPa |
Product detail pictures:



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We believe that long term partnership is a result of high quality, value added service, rich experience and personal contact for China Wholesale Waterproof Momentary Switch Suppliers - DK4-BD-020 – Tongda , The product will supply to all over the world, such as: Lahore , Armenia , Norway , Due to our dedication, our products are well known throughout the world and our export volume continuously grows every year. We will continue to strive for excellence by providing high quality products that will exceed the expectation of our customers.

The company can think what our think, the urgency of urgency to act in the interests of our position, can be said this is a responsible company, we had a happy cooperation!

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