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Biaungdo 4 Pcs Brown Wired Magnetic Door Window Contact Reed Switch, Surface-Mounted NC Magnetic Door Contact Sensor Alarm Reed Switchfor Window, Cabinet, Wooden Doors, with Screws (Pack of 2)
✅ In stock
⭐ Lowest price we've tracked
F
Grade
Analysis Confidence
55%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 20, 2026 11:35 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price sits right around what this item typically fetches.
- 🏷️The listed retail price is trimmed by 7% at checkout.
- 📉Our analysis places this at the most competitive price point we have ever tracked for this product — an exceptional moment to buy.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
20/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Qianyushiye
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓The information below is per-pack only
✓Package content: You will receive 4 pieces of brown surface-mounted magnetic door switch. The rich quantity can perfectly meet your daily needs and applications. Contact type: NC; Action distance: 15-20 (mm); Working voltage: 100V; Working current: 0.5A.
✓Preferred material: The wired reed switch is made of high-quality ABS plastic, which is durable, heat-resistant and cold-resistant, and has a longer service life.Fine workmanship, simple and generous, is the best choice to protect the safety of your doors and windows
✓NC type: NC stands for normally closed. If the magnet and the switch are combined, the circuit will conduct electricity; if the magnet and the switch are separated, the circuit will not conduct electricity. Wired reed switch and wire connection alarm control panel are used together to add extra security to your home.
✓Widely used: Reed switches are very suitable for installation in windows, cabinets, drawers, doors, etc. You can choose to fix the installation with the included screws
⚙️ Specifications
Connector Type
Screws
Brand
Biaungdo
Material
Acrylonitrile Butadiene Styrene
Color
Brown
Unit Count
8 Count
Number of Items
8
Manufacturer
Biaungdo
Operating Voltage
100 volts
Contact Type
Normally Closed
Terminal
Screw
Mounting Type
Surface Mount
