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  • China Wholesale Normally Closed Momentary Switch Suppliers - DK4-BD-020 – Tongda
  • China Wholesale Normally Closed Momentary Switch Suppliers - DK4-BD-020 – Tongda
  • China Wholesale Normally Closed Momentary Switch Suppliers - DK4-BD-020 – Tongda

China Wholesale Normally Closed Momentary Switch Suppliers - DK4-BD-020 – Tongda


China Wholesale Normally Closed Momentary Switch Suppliers - DK4-BD-020 – Tongda

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Our target should be to consolidate and improve the high-quality and repair of current goods, in the meantime regularly produce new solutions to meet unique customers' needs for Waterproof Momentary Micro Switch , Push Button Nc , Ac Rocker Switch , Besides, our enterprise sticks to high-quality and fair value, and we also offer you fantastic OEM solutions to several famous brands.
China Wholesale Normally Closed Momentary Switch Suppliers - DK4-BD-020 – Tongda Detail:

(The defining characteristics of operation)

(Operating Parameter)

(Abbreviation)

 (Units)

 pdd

 (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:

China Wholesale Normally Closed Momentary Switch Suppliers - DK4-BD-020 – Tongda detail pictures

China Wholesale Normally Closed Momentary Switch Suppliers - DK4-BD-020 – Tongda detail pictures

China Wholesale Normally Closed Momentary Switch Suppliers - DK4-BD-020 – Tongda detail pictures

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Our corporation has been specializing in brand strategy. Customers' gratification is our greatest advertising. We also source OEM company for China Wholesale Normally Closed Momentary Switch Suppliers - DK4-BD-020 – Tongda , The product will supply to all over the world, such as: Naples , Doha , Japan , With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in public placesand other industries. Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!
    • High production efficiency and good product quality, fast delivery and completed after-sale protection, a right choice, a best choice.
    5 Stars By ROGER Rivkin from South Korea - 2018.07.27 12:26
    Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!
    5 Stars By Norma from Italy - 2018.06.21 17:11
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