Garage Door Magnetic Contacts Switch, NO Wired Magnetic Reed Switch Open Sensor with Adjustable Bracket for Garage Door, Rolling Door
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20%OFFOrder $5000+
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15%OFFOrder $2000+
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10%OFFOrder $800+
-
7%OFFOrder $500+
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5%OFFOrder $200+
- This wired surface-mounted door contact is good for detecting the opening and closing of the garage door
- Contact Type: Normally Open (NO); Wire Diameter: 55cm; Size: 87.5mm x 37.5mm (L*W)/87.5mm x 35mm (L*W); Sensing Distance: 50mm-70mm; Packing List: 1 x Sensor, 1 x Magnet, 4 x Screws
- Made of zinc alloy material that is durable and long-lasting. It helps you achieve door monitoring, preventing unauthorized entry and theft.
- Wired surface-mounted design for easy installation and compatibility with various garage door monitoring settings
- When installing, make sure to place the contact on the interior frame of the door and the magnet on the door itself, ensuring proper alignment
- This wired surface-mounted door contact is good for detecting the opening and closing of the garage door
- Contact Type: Normally Open (NO); Wire Diameter: 55cm; Size: 87.5mm x 37.5mm (L*W)/87.5mm x 35mm (L*W); Sensing Distance: 50mm-70mm; Packing List: 1 x Sensor, 1 x Magnet, 4 x Screws
- Made of zinc alloy material that is durable and long-lasting. It helps you achieve door monitoring, preventing unauthorized entry and theft.
- Wired surface-mounted design for easy installation and compatibility with various garage door monitoring settings
- When installing, make sure to place the contact on the interior frame of the door and the magnet on the door itself, ensuring proper alignment
Specification
Specification
Contact Type: Normally Open (NO)
Wire Diameter: 55cm
Size: 87.5mm x 37.5mm (L*W)/87.5mm x 35mm (L*W)
Maximum Power:10W
Maximum Voltage: 100V
Maximum Current: 0.5A
Sensing Distance: 50mm-70mm
Packing List: 1 x Sensor, 1 x Magnet, 4 x Screws
Advantage
The door magnetic contact is made of zinc alloy material that is durable and long-lasting. It helps you achieve door monitoring, preventing unauthorized entry and theft. It provides an additional layer of security for your home or business.
Instruction
The wired surface-mounted magnetic reed switch is designed for easy installation and convenience. Simply connect the wires to your alarm system and attach the switch to the desired location on your garage door.
NOTE: When installing, make sure to place the contact on the interior frame of the door and the magnet on the door itself, ensuring proper alignment.
-
20%OFFOrder $5000+
-
15%OFFOrder $2000+
-
10%OFFOrder $800+
-
7%OFFOrder $500+
-
5%OFFOrder $200+
- Ship from the US
- In stock, dispatch in 24 hours.
Product Variants
Products | Size(L*W*T) | Switch Type | Material | Color | Pkg.Qty | ID | Price | Qty | |
---|---|---|---|---|---|---|---|---|---|
![]() | 87.5*37.5mm,87.5*35mm | NC | Metal,Plastic | Silver Tone | 1 | 1415138 | US$17.01 |
Products | Size(L*W*T) | Switch Type | Material | Color | Pkg.Qty | ID | Price | Qty | |
---|---|---|---|---|---|---|---|---|---|
![]() | 87.5*37.5mm,87.5*35mm | NC | Metal,Plastic | Silver Tone | 1 | 1415138 | US$17.01 | ||
![]() | 35*18*17mm | NC | Zinc Alloy | Bronze Tone | 4 | 1102217 | US$8.44 | ||
![]() | 35*18*17mm | NC | Zinc Alloy | Bronze Tone | 2 | 1003003 | US$6.84 | ||
![]() | 27*14*8mm | NC NO | Metal,ABS | Silver Tone | 10 | 1433895 | US$24.96 | ||
![]() | 27*14*8mm | NC NO | Metal,ABS | Silver Tone | 5 | 1433900 | US$14.67 | ||
![]() | 27*14*8mm | NC | Metal,ABS | Silver Tone | 5 | 1433897 | US$7.68 | ||
![]() | 27*14*8mm | NC | Metal,ABS | Silver Tone | 10 | 1433898 | US$10.83 | ||
![]() | 64*13*13mm,64*20*13mm | NC | Metal,Plastic | Silver Tone | 10 | 1409734 | US$11.78 | ||
![]() | 28*14*9mm | NC | Metal,Plastic | Silver Tone | 1 | 1409758 | US$7.27 | ||
![]() | 28*14*9mm | NC NO | Metal,Plastic | Silver Tone | 1 | 1409754 | US$7.20 | ||
![]() | 49*19*9.8mm | NC | Zinc Alloy | Silver Tone | 1 | 1113200 | US$8.91 | ||
![]() | 105*50*10mm | NC | Zinc Alloy | Silver Tone | 2 | 1168303 | US$16.37 | ||
![]() | 27*14*7.5mm | NC | Metal,ABS | White | 1 | 1085287 | US$28.66 | ||
![]() | 27*14*7.5mm | NC | Metal,ABS | White | 2 | 1097536 | US$6.59 | ||
![]() | 48.5*24.6*15mm | NO | Zinc Alloy | Silver Tone | 1 | 1097531 | US$11.29 | ||
![]() | 31.5*15*7.6mm | NO | Zinc Alloy | Silver Tone | 1 | 1097534 | US$10.44 | ||
![]() | 64*13*13mm | NC | Metal,Plastic | White | 10 | 1195673 | US$12.34 | ||
![]() | 64*13*13mm | NC NO | Metal,Plastic | Silver Tone | 2 | 1409705 | US$9.36 | ||
![]() | 64*13*13mm | NC NO | Metal,Plastic | Silver Tone | 1 | 1409738 | US$7.27 | ||
![]() | 64*13*13mm | NO | Metal,Plastic | Silver Tone | 1 | 1409745 | US$7.27 | ||
![]() | 31.5*14.7*7.5mm | NC | Zinc Alloy | Silver Tone | 3 | 1206932 | US$13.85 | ||
![]() | 31.5*14.7*7.5mm | NC NO | Zinc Alloy | Silver Tone | 1 | 1097535 | US$10.75 | ||
![]() | 48*24*15mm | NC | Zinc Alloy | Silver Tone | 2 | 1075498 | US$16.60 | ||
![]() | 34*13.5*9mm | NC NO | Metal,Plastic | Silver Tone | 2 | 1409748 | US$9.17 | ||
![]() | 105*37*9.6mm,106.5*15.4*15mm | NO | Zinc Alloy | White | 1 | 1093679 | US$11.93 | ||
![]() | 49*19.5*10mm | NO | Zinc Alloy | Silver Tone | 1 | 1097538 | US$10.83 | ||
![]() | 49*20*10mm | NC | Zinc Alloy | Silver Tone | 2 | 1092463 | US$13.65 | ||
![]() | 105*50*9.5mm,104*18.6*16.5mm | NC | Zinc Alloy | White | 1 | 1206925 | US$11.95 | ||
![]() | 47.5*24*14.4mm | NC | Zinc Alloy | Silver Tone | 1 | 1206928 | US$10.36 | ||
![]() | 50*14*12.2mm | NC | Plastic | White | 5 | 1206933 | US$10.95 | ||
![]() | 106*16*15mm | NC NO | Metal,Plastic | Silver Tone | 2 | 1100543 | US$18.58 |
Description
Description
Specification
Contact Type: Normally Open (NO)
Wire Diameter: 55cm
Size: 87.5mm x 37.5mm (L*W)/87.5mm x 35mm (L*W)
Maximum Power:10W
Maximum Voltage: 100V
Maximum Current: 0.5A
Sensing Distance: 50mm-70mm
Packing List: 1 x Sensor, 1 x Magnet, 4 x Screws
Advantage
The door magnetic contact is made of zinc alloy material that is durable and long-lasting. It helps you achieve door monitoring, preventing unauthorized entry and theft. It provides an additional layer of security for your home or business.
Instruction
The wired surface-mounted magnetic reed switch is designed for easy installation and convenience. Simply connect the wires to your alarm system and attach the switch to the desired location on your garage door.
NOTE: When installing, make sure to place the contact on the interior frame of the door and the magnet on the door itself, ensuring proper alignment.
Specification
Contact Type: Normally Open (NO)
Wire Diameter: 55cm
Size: 87.5mm x 37.5mm (L*W)/87.5mm x 35mm (L*W)
Maximum Power:10W
Maximum Voltage: 100V
Maximum Current: 0.5A
Sensing Distance: 50mm-70mm
Packing List: 1 x Sensor, 1 x Magnet, 4 x Screws
Advantage
The door magnetic contact is made of zinc alloy material that is durable and long-lasting. It helps you achieve door monitoring, preventing unauthorized entry and theft. It provides an additional layer of security for your home or business.
Instruction
The wired surface-mounted magnetic reed switch is designed for easy installation and convenience. Simply connect the wires to your alarm system and attach the switch to the desired location on your garage door.
NOTE: When installing, make sure to place the contact on the interior frame of the door and the magnet on the door itself, ensuring proper alignment.
Standard Shipping:
US$4.99 for order under US$30.00
Free shipping on order over US$30
Estimated shipping time will be within 6-14 days
Express:
US$7.99 for order under US$200.00
Estimated shipping time will be within 6-9 days
Air Express:
Free shipping on order over US$200
Estimated shipping time will be within 7-10 days
Thank you for choosing Harfington!
We make things easy for you, you will enjoy a 30-day free return (within the US) after receiving your items!
In other regions, we do not provide pre-paid return labels and you are responsible for covering shipping costs to return.
If you are not completely satisfied with your product for any reason, we will gladly sort out a solution for you. Once you want to return or refund the order, please Contact Us and our agents will contact you in 1-2 business days.
The return process
1. Contact us
Contact our Customer Service via email info@harfington.com or website, prepare the proof of purchase and the reason of return.
For wholesale orders, please contact directly wholesale@harfington.com for faster service.
2. Return & Refund
If you decide to return an item that is not defective, you’re eligible for a 30-day unconditional return since you’ve received it. Our Customer Service team will send you an address for receiving your return items, it takes 3-5 business days to process your return and issue the refund after our warehouse received the items.
Matters needing attention
All returned items should include the following:
• Original packaging (including original box, plastics foam, bubble wrap, bags, etc.)
• Original intact UPC barcode. Removal of the UPC code voids any possibility of the return request being honored.
• All accessories, including cords, cases, transformers, parts, batteries, assembly tools, etc.
• All manufacturer instruction manuals, warranty cards, and other documents.
*Return Policy Exceptions
1.Return Shipping is free only for the first return per order.
2.If you have already returned item(s) from an order but would like to make additional returns of item(s) in the same order, you can use the Return Label we provided, and $6.99 shipping fee will be deducted from your refund.
3.For orders sent to the US and under $50, Harfington will provide the return label. For orders sent to other conturies or over $50, Harfington will not provide the return label.
4.If our warehouse detect worn, damaged, or missing on the return items, Harfington reserve the rights to cancel the refund.
5.Defective Items or Wrong Items. If you receive an item that is wrong, defective, or broken, within 30 days of the date since you’ve received it, Harfington will exchange a new item to you or 100% refund it.
6.Non-returnable Items. Some of our products are not under the service of 30-day unconditional returns. We will tag these products on the detail page and your orders.
7.Larger Items. Some items require special shipping and handling. Some larger items may require a freight carrier or may exceed the weight limits allowed, if you want to return a larger item, please contact our Customer Service.
8.For non-quality issues (such as personal reason) , customer will be responsible for paying the return shipping fees and any customs fees or duties incurred during the return process.
9.For wholesale orders According to the specific order situation, we provide different solutions. If your wholesale order is not finished production, we will cancel the order and issue a full refund. If your wholesale order has been produced and is being processed, 30%~60% of the order amount will be used as a deposit and will not be refunded. Any questions about order cancelation, please contact us.
If you have any issues with your return or refund, please contact the Customer Service team, we are happy to help!

Garage Door Magnetic Contacts Switch, NO Wired Magnetic Reed Switch Open Sensor with Adjustable Bracket for Garage Door, Rolling Door