SECO-LARM SM-226R-3Q Mount Overhead Door Magnetic Contact 676544016229

( Brand: Seco-larm ), ( Manufacturer Part Number: SM-226R-3Q ), ( Part Type: Mount Contact ), ( Size: Pack Of 1 ), ( Material: Copper ), ( UPC: 676544016229 ), ( Package Dimensions Lxwxh: 8.82x5.47x1.69 Inches ), ( Weight: 0.46 Pounds )

Review SECO LARM Mount Overhead Door Magnetic Contact

The Seco-Larm SM-226R-3Q is a versatile and reliable magnetic contact sensor designed specifically for use with overhead doors. This contact sensor is an essential component for securing and monitoring access to garages, warehouses, and other commercial or industrial spaces.

The SM-226R-3Q is a magnetic reed switch contact that comes with a strong neodymium magnet. The sensor is designed to detect the presence or absence of a magnetic door closure. When the door is closed, the magnet is in close proximity to the sensor, which completes the circuit and allows the alarm system to be armed. When the door is opened, the magnet is moved away from the sensor, breaking the circuit and disarming the alarm system.

This contact sensor is designed for use in harsh environments and can withstand temperatures ranging from -22 F to 140 F (-30 C to 60 C). It is also water-resistant, making it suitable for use in damp or humid environments. The sensor is easy to install, requiring no wiring or additional hardware, making it a cost-effective and efficient solution for securing overhead doors.

The SM-226R-3Q is compatible with most alarm systems and can be used with both AC and DC power supplies. It has a low power consumption of less than 1mA, ensuring long battery life and reducing energy costs. The sensor also features a test button, which allows users to easily test the functioning of the sensor and the connected alarm system.

In conclusion, the Seco-Larm SM-226R-3Q is a high-quality, versatile, and reliable magnetic contact sensor designed for use with overhead doors. Its strong neodymium magnet, water-resistant design, and compatibility with most alarm systems make it an essential component for securing and monitoring access to commercial or industrial spaces. Its easy installation, low power consumption, and test button make it a cost-effective and efficient solution for securing overhead doors.

The Seco-Larm SM-226R-3Q is a magnetic contact sensor designed for use with overhead doors. This device helps ensure the security of your garage or other spaces by sending an alarm signal when the door moves beyond its normal closed position. Here are some pros and cons of buying a Seco-Larm SM-226R-3Q:

1. Easy Installation: The Seco-Larm SM-226R-3Q is relatively easy to install, as it uses magnetic technology to detect the door's position. No wiring is required, making it a convenient option for those who prefer DIY installations.

2. Versatile: This magnetic contact sensor can be used with various types of overhead doors, including sectional, roll-up, and tilt-up doors. It is also suitable for doors with side-hinged or sliding sections.

3. Compatibility with Alarm Systems: The SM-226R-3Q is compatible with most alarm systems, allowing you to integrate it into your existing security setup for added protection.

4. Durable: The sensor is made with high-quality materials, ensuring long-lasting performance. It can withstand extreme temperatures and is resistant to dust and water.

5. Affordable: Compared to other security solutions, the Seco-Larm SM-226R-3Q is an affordable option for securing your overhead door.

1. Limited Detection Range: The magnetic contact sensor has a limited detection range, meaning it may not be suitable for larger doors or those with wide openings.

2. False Alarms: In some cases, the sensor may trigger false alarms due to magnetic interference from other sources or minor door movements.

3. Dependence on Magnetic Door Closure: The SM-226R-3Q relies on the magnetic closure of the door to function correctly. If the door does not close properly, the sensor may not detect its position, potentially leaving your space unsecured.

In conclusion, the Seco-Larm SM-226R-3Q magnetic contact sensor offers ease of installation, versatility, compatibility with alarm systems, durability, and affordability. However, it has some limitations, such as a limited detection range, potential for false alarms, and dependence on magnetic door closure.

If you have a smaller overhead door and require an affordable, easy-to-install security solution, the Seco-Larm SM-226R-3Q may be an excellent choice for you. However, if you have a larger door or require a more robust security system, you may want to consider other options, such as wired contact sensors or motion detectors.

Details:

Easy mounting: switch and magnet assemblies are pre-adjusted to fit most door-channel width s for rapid installation. Mounting: Surface floor switch and direct door magnet mount. High endurance: designed for up to 50 million switch cycles under nominal conditions long lifetime service. Flexible wiring: comes with a 24 61 cm integrated armored cable for secure installation in industrial settings.

Heavy-duty cast aluminium surface-mount housing. Durable housing: constructed in heavy-duty cast aluminium for surface mounting on vehicle floors or heavy traffic zones. Dual loop compatibility: supports both open and closed-loop circuits via three-wire configuration for system flexibility. Reed switch with deactivated rhodium on gold under-plating for longevity.

Weatherproof performance: rated IP66 to resist dust and powerful water jets, suitable for indoor outdoor use. Open or closed-loop circuit compatibility for versatile wiring. Seco-Larm SM-226R-3Q Surface Mount Overhead Door Magnetic Contact,: Wide-gap design: supports a generous 2-3/4 70mm installation gap ideal for large overhead doors. Adjustable mount fits most door-channel width s.

Reed switch technology: uses deactivated rhodium on gold under-plating contacts for extended life and reliability. Housing material: Cast aluminium.

part #: sm226r3q prices

• $23.95-$45.00

specifications garadooequi:

• brand: Seco-larm
• mpn: Sm-226r-3q
• part type: Mount Contact
• size: Pack Of 1
• material: Copper
• upc: 676544016229
• package dimensions lxwxh: 8.82x5.47x1.69 Inches
• weight: 0.46 Pounds

offer garadooequi:

• quantity: 1
• started: April 24, 2026
• availability: In Stock
• options: Ship-to-home
• sold: 0

shipping garadooequi:

• class: Standard
• carrier: UPS
• type: Fixed
• service: UPS Ground
• cost: $0.00
• transit: 4-10 Days

general garadooequi:

• Building Hardware > Garage doors Openers > Other Garage Door Equipment
• condition: Open box

payments garadooequi:

• wallet: Paypal
• credit card: Mastercard
• other

returns garadooequi:

• method: Money back
• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

seller garadooequi:

• rating: 97.5%
• # reviews: 311
• city: Phoenix, Arizona