PS-3150 Normally Open Proximity Magnetic Sensor For Door Windows Reed Switch Perfect Alarm DIY Protection
PS-3150 Normally Open Proximity Magnetic Sensor For Door Windows Reed Switch Perfect Alarm DIY Protection
PS-3150 Normally Open Proximity Magnetic Sensor For Door Windows Reed Switch Perfect Alarm DIY Protection

PS-3150 Normally Open Proximity Magnetic Sensor For Door Windows Reed Switch Perfect Alarm DIY Protection

Available: In Stock
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  • movement speed quickly
  • suitable for high operating frequency products
  • the contact resistance with a high anti-corrosion and wear resistance
  • long life, stable switching operation can be obtained
  • the control portion of the seal in the housing, is not affected by the external environment
  • All controls can be used to detect magnetic switch: used in liquid level sensors, security alarm systems, proximity sensor, instrumentation, automotive electronics, magnetic switches, treadmills, odometer, and other control circuits
Electrical Characteristics
  • Maximum Power: 10W
  • Maximum Switching Voltage: 200V AC/DC
  • Maximum Switching Current: 0.5A AC/DC
  • Maximum Load current: 1A AC/DC
  • Contact resistance: 100M ohm
  • Contact capacitance: 0.2pF
  • Sensing distance: 1-40mm, with different magnet distance will be different
  • Wire: UL1007/AWG24 30cm
it is a normally open reed switch, when the magnet is not close, the switch inside is disconnected.
Shipping List
  • PS-3150 Normally Open Proximity Magnetic Sensor: 2pcs
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Can you ship order to my home?

Generally speaking, we can ship the orders ot almost the coutries in the world, excluding some countries. You can choose your country when you order. 

Which type of shipping way and how about the delivery time?

We mainly provide the two types of shipping methods. When you order from the, you can choose your preferred shipping method on the Order Information page during the checkout process. The offers the following TWO different international shipping methods.

Shipping Way

Shipping Company

Estimated Delivery Time

Tracking Information

Registered Post

China Post,HongKong Post, Singapore Post,etc.

7-39 days


Expedited Shipping

DHL, FeDex, UPS, EMS, etc.

6-13 days



How to get free shipping ways?

If the total price of all orders in one time is over Some Value (like $10, or $50, which can be seen at the head of each page)
, and the total weight is less than 2kg, then, your order would be FREE shipped by Registered Post all over the world. 

Can I track my order?

All orders can be tracked in the site: Open this site, and fill in the tracking number, like RS387577781CN (NOT order number), Then you can see the shipping information.

  • The shipping time mentioned above refers to the estimated time of business days that the shipment will take after an order has been shipped.
  • Business days do not include Saturday/Sunday and any public holidays.
  • These estimations are based on normal circumstances and are not a guarantee of delivery times.
  • We are not responsible for the failures or delays in delivery resulting from any force mature event, such as natural disaster, bad weather, war, customs issues, and any other event beyond our direct control.


What Shipping Methods are Available?
  • In general, it is the China Registered Post.
  • If you choose express, you can choose DHL, FeDex, EMS, or others.
  • If your order value is over some value regulated by this shop, and the weight is lower than 2kg, then you can choose the Free shipping way by the China Registered Post.
How Long Will it Take To Get My Package?

To some extent, it is decided by the shipping company. We will send your order as soon as possible. But, after shipped, we cannot control the shipping speed.

How Do I Track My Order?

Certainly you can track it by the site:

Do I Need An Account To Place Order?

To better track your order, and contact you if something happens, you need register an account to place the order. 

You can contact us by mail: for any problem.

When we send the order, you cannot change or cancel the order. So, if you want to change the order, please do it before send.

Since the shipping fee is very very high, if the items have no any quality problem, we don't generally accept the return. So please think it over carefully before you order.

How to get the manual?

You can get the manual by moving to our wiki. 

 Leave us a good feedback

When you get the items, and has no any problem, please leave us a good feedback.