11th Jul 2026, 03:57 PM
3 Sets MC-31B NC & NO Door Window Contact Sensor Alarm Magnetic Reed Switch with Screws White
Price may vary by location, shipping cost, and availability.
65% Off
$11.99
$33.99
Highest: $23.99
Average: $12.64
Lowest: $9.39
Price History Graph
Offer Price Prices
Lowest: -
Average: -
Highest: -
Price History Information
You can check the price history of 3 Sets MC-31B NC & NO Door Window Contact Sensor Alarm Magnetic Reed Switch with Screws White here. This product's current Price in USA is $11.99. The average and highest prices are $12.64 and $23.99 respectively.
| Lowest Ever Price | $9.39 |
|---|---|
| 6th Sep 2025 | |
| Average Price | $12.64 |
| Based on 2510 days price tracking | |
| Highest Price | $23.99 |
| 11th Dec 2021 | |
Price History of All Variants of 3 Sets MC-31B NC NO Door...
Current Price in USA
| Price | $11.99 |
|---|---|
| MRP | $33.99 |
| Savings | $22.00 |
| Discount | 64.72% |
Recent Price Drops on 3 Sets MC-31B NC & NO Door Window Contact Sensor Alarm Magnetic Reed Switch with Screws White
Price Drop 16th Oct 2025
$11.99 → $10.99
8.34% drop
Price Drop 28th Sep 2025
$11.99 → $9.39
21.68% drop
Price Drop 5th Sep 2025
$11.99 → $9.39
21.68% drop
Price Drop 8th Dec 2023
$12.99 → $11.99
7.7% drop
Price Drop 22nd Jun 2022
$13.69 → $10.69
21.91% drop
Price Drop 15th Jan 2022
$18.74 → $12.79
31.75% drop
Price Drop 31st Dec 2021
$18.74 → $12.79
31.75% drop
Price Drop 24th Dec 2021
$18.74 → $12.79
31.75% drop
Price Drop 13th Dec 2021
$23.99 → $18.74
21.88% drop
Price Drop 2nd Jun 2021
$11.99 → $10.99
8.34% drop
Price Drop 3rd Jan 2021
$11.94 → $9.79
18.01% drop
Price Drop 17th Aug 2020
$11.99 → $10.94
8.76% drop
Price Drop 22nd Jul 2020
$13.99 → $11.99
14.3% drop
Product Information
Details
| Product Name | 3 Sets MC-31B NC & NO Door Window Contact Sensor Alarm Magnetic Reed Switch with Screws White |
|---|---|
| Store Product Code | B07SS7BHBS |
| Store Name | amazon.com |
| Brand | Hxchen |
| Rating | 8.8 / 10 |
| Category | Light Switches |
Features
- Package Included: 3 Sets x Magnetic Door Swithes with Screws( Model: MC-31B )
- Type: Surface-mounted magnetic contact, Screw Mounted for easily install, Screws are included here.
- About Magnetic Reed Switch: Output: Change over, NC and NO, usually for NO use; Switch Type: NO/NC, NC means Normally Closed; NO means Normally Open.
- Specification: Product Name: Magnetic Door Swith; Maximum Switch Voltage: 100V; Contact Capacity: 0.5 A(Maximum Switch Current); Rated Power: 10W (Maximum Switch Power) ; Contact Type: NC/NO/COM; Trigger Range: 5-20mm
- Widely Application: Magnetic Door Switch great for alarm, LED,Relay, GPS low voltage devices...etc., Great for pick-ups with sliding rear window. Effective for Theft Deterrence. Magnetic Contact sensors also can be added to an existing wired Alarm Systems. They are ideal for protecting doors, Surface-mounted magnetic contact, ideal wooden door or window use.
Images
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Rating and Reviews
8.8 Based on 15 reviews
3 Sets MC-31B NC NO Door has 8.8 rating out of 10. This average rating is consist of 15 individual ratings. You can rate this product at product review page.
* Predictions is created on based of past prices and trends, it does not guarantee that it will happen. These are just prediction for theoretical information only.