NC Magnetic Reed switch Door contact switch proximity sensor

  0~100V / 10W /0.5A Magnetic  Reed switch Door contact switch proximity sensor NC/NO contact for door light switch

1.Place of Origin: Guangdong China, Shenzhen city

2. Brand Name : SUNWOALD

3. Model Number:DC-2813B-L300

4. Usage : Door / Window

5. Description: Wired door window Manget contact

6. Operating Gap Inch (mm) : .>20mm

7.Magnet : NdFeB

8.Name: magnet contact switch

9. Size :28X13MM

10. Material : ABS Plastic housing

11. Output (contact form) : NO / NC / COM

12. Color : White

13. Installation method : Screw or  3M sticker

14. Reed switch : Japanese UL listed OKI Reed

15. Usage position : Indoor or Outdoor ,Cabinet door , Hotel room door,

   Car door contact LED light, Refrigerator  door light .

16. Material passed: RoHs.

Switch Characteristic :

1. Contact form : A ( Normally Open) NO

2. Max Contact Rating : 10 W or 70W

3.Max Switch Voltage : 100V or 300V

4. Max Switch Current :0.5Amp or 1.0 Amp

5. Electrical Life: 1x10^7 Operations Times swift On-Off

Physical Charateristic:

1.Min Shock : 30G

2.Min Vibration : 30G (10~50Hz)

3. Temperature Rating : -30°C ~+80°C

4. Adhesive & Screw Mounting

5.Operating Gap :3/4” On > 20MM,

Magnetic door contact switch Proximity sensor :

The Sentrol high performance magnetic contacts have been designed to

Facilitate installation and ensure durability and dependability.

Most are conservatively rated at 10,000,000 cycles times, guaranteeing a long life.

Every reed connection is hand soldered and each magnetic contact must all be tested

Before they leave our factory, 100% of the time.

Reed legs are plated with Rhodium or Ruthenium, and hermetically sealed

In dry nitrogen. This offers superior protection against sticking and also provides a moisture free environment ,therefore preventing corrosion.

Our services

1. On time delivery : Delivery within 5 days for sample,

Order less than 500pcs in 5-10 days. Bulk order working days 10~15 days.

2. Your inquiry and online question will be quick response for you within 24 hours, will not let you wait long time.

3. Well-trained and experienced staffs and engineer to answer all your inquires.

4. After-sale tracking service for all of our clients.

5. OEM is available, even small quantities we also support , mixed bulk order are also welcome.

6. New products development: we already cooperate to develop some project from Asia countries, European countries, United state, Brazil , …

7. We cooperate with Alibaba’s logistic and Export issue company,

Which you can 100% surely don’t need worry about our business.

8.we have the trade assurance in Alibaba, order can be in .

9. Payment : T/T, Western Union, Paypal, L/C , D/A

10. Delivery : by UPS, DHL, TNT, FEDEX, EMS, CHINA POST,

Or your forwarder in China. Or freight collect by your account.

11. Warranty 1~3 Years, electronis using time 8 years.

Which mean the flow sensor is becoming older with the main machine.

Function :

show in picture  funny knowing :

Our Certificate :

Payment and Delivery way:

Before offer you the quotation, we need to know the following information:

1. Connection size

Connection size will affect the price.

And we are not sure if the connection can meet your request of flow rate;

2.Using Temperature and pressure.

We can give you the suggestions of material accordingly.

Maybe a cheaper one is enough.

3.Order Quantity.

We will give you the discount according to the quantity.

4. Sample

If you need sample, feel free to contact us

About us :

Shenzhen Sunwoald Electronics Co., Ltd.was established in 2006,    and is engaged in the development, production, sale and services of proximity sensor , magentic reed switches , flow switches ,flow sensors ,level float sensor , float switch , door magnetic switches, magnetic reed relays and infrared sensors.
Our products are widely applied in home appliances, automobiles, machinery, electronics, communication equipment, metallurgy, power generation, shipbuilding, petrochemical, food, waste water/water purification processing, pharmaceutical, chemical, steel, mining, oil equipment, temperature monitoring, boilers, large air-conditioning and other industries. We can meet the demands of users in different environment. Our products have many kinds of specifications, we also accept customized orders, and we are pursuing perfect in every detail, relying on sophisticated technology. 

   Excellent service system helps us respond quickly to customers. Single product can not bring our customers real benefits. Our company provides one-stop service. We have a new factory, advanced processing equipment, a modern design center, efficient technical service institutions and internationally advanced testing equipment. Our company has strict quality tracking and service management systems, and have gained the ISO9000 certificate in August, 2011.

  Our company is committed to market development and promotion, till now, we have developed the North America, South America, the European Union, the Middle East, South Korea and Japan markets, our products are with excellent quality and competitive prices, they have gained good sales at home and abroad, we now the steady supplier of Unilever, Duravit, etc. famous 500 Top company in the world.

  Based on the "excellent quality, competitive price, fast delivery, perfect service, customer satisfaction" policy and making full use of advanced technology and quality management, we have confidence in the areas of sensors.

  Our company has developed many kinds of magnetic door contact switch, float level switch, water flow switch, magnetic susceptibility temperature switches, magnetic reed relays, optical sensor, the temperature sensor, and various types of foaming float, safety equipment and other products up to more than 100 types, and with the constant expansion of market at home and abroad, we will continuously introduce more and better products for different users in the future.

We are willing to work with all friends in the world and hand in hand to create a wonderful tomorrow.

Welcome to join in us. Thank you!!!

1.Where are these flow sensor use for ?

Use for door , window, 

like  Car door  connect LED  Light .

Home door  contact  alarm systerm.

Hotel  room  door contact LED,,  Refrigerator Door Led

Cabinet  door connect  light when you want to get cloths.

2. can be  choose  NC  /NO / COM ?

Yes,  Normally Closed,  normally open, ...

before offer price, please inform .

3. Sample

we can offer sample in 2~3 days.

For new design sample, we can offer  3D modle  before  make the mould tool.

for confirmation. then offer the  Mould tool  produce sample after open the mould.

4. Welcome  OEM,  ODM ?

Yes.  Hope to cooperate with your company in near  future.

Welcome to contact with  us  if you have any question.

We are looking forward to being your supplier in China.

Thank you.