MC-33C Magnetic Reed Switch Normally Closed Recessed Door Window Alarm: Magnetic reed switch
This magnetic reed switch is for the homeowner who wants a simple, reliable way to secure doors and windows without complex setups. Think of it as your first line of defense for a basement window or back door you often forget to lock.
Unlike bulky alarms, it installs discreetly in minutes. The normally closed design means it triggers instantly if the contact is broken, giving you peace of mind with minimal effort. You'll appreciate how the recessed fit keeps it out of sight, blending seamlessly into your home's decor while working silently in the background.
It integrates easily with existing home security or burglar alarm systems, enhancing your protection without extra hassle. Use it to monitor entry points while you're away or asleep, knowing it's a dependable, no-fuss solution for everyday safety.
Features
- Normally closed contact
- Recessed installation
- Door and window security
- Home burglar alarm sensor
- Magnetic reed switch
General specs
- Model: MC-33C
- Seller: Joom
- ID: 6958696983dc2401cc95c67e
- Location: Indoor
- Mounting Type: Recessed Mount
- First listed by seller: 1/16/26
If you are interested in more details, you can find full information on the seller's page.
Shipping options
Comparison with similar products
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| Brand | Tuya | ToolCraft | COOKING-MALL | ZestCasa | ||
| Model | MC-33C | TS0203 | ||||
| Color | ||||||
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| Price | $71.71 | $29.07 | $11.84 | $42.11 | $12.36 | $32.09 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | January 23, 2026 | December 8, 2025 | January 23, 2026 | January 23, 2026 | January 23, 2026 | January 23, 2026 |
| Connectivity | Zigbee | Wi-Fi | Zigbee | |||
| Alert Type | Entry | Entry | ||||
| Detection Type | Door/Window | Door/Window | Door/Window | |||