Security Alarm Contact Switches

100 Pack Strong Neodymium Magnets in Cases - Perfect for DIY Projects, Crafts, and Home Organization -45% Off
100 Pack Strong Neodymium Magnets in Cases - Perfect for DIY Projects, Crafts, and Home Organization
$283.8 $516
Magnasphere MS28 MS29 MS29P Series Surface Mount Switch Set - 10 Pack for Industrial Automation & Security Systems -45% Off
Magnasphere MS28 MS29 MS29P Series Surface Mount Switch Set - 10 Pack for Industrial Automation & Security Systems
$145.2 $264
110 Series Mini Surface Mount Switches - 10 Pack Flangeless SMD Switches for Electronics, DIY Projects & PCB Prototyping -45% Off
110 Series Mini Surface Mount Switches - 10 Pack Flangeless SMD Switches for Electronics, DIY Projects & PCB Prototyping
$28.38 $51.6
Heavy Duty Fence Gate Mounting Brackets for 2.5 -45% Off
Heavy Duty Fence Gate Mounting Brackets for 2.5" to 4" Posts - Pair of 2 - Perfect for Farm, Ranch, and Backyard Security Gates
$9.24 $16.8
Strong Mighty Mag Rare Earth Magnets - 10 Pack Round Neodymium Magnets for DIY, Crafts, Office & Home Organization -45% Off
Strong Mighty Mag Rare Earth Magnets - 10 Pack Round Neodymium Magnets for DIY, Crafts, Office & Home Organization
$23.65 $43
Emergency Panic Switch Call Button - Nurse Call System for Hospitals & Medical Facilities - Ideal for Patient Safety & Staff Assistance -45% Off
Emergency Panic Switch Call Button - Nurse Call System for Hospitals & Medical Facilities - Ideal for Patient Safety & Staff Assistance
$76.23 $138.6
Magnasphere MS28/MS29 & MS29P Series Surface Mount Switch Set - 10 Pack for Industrial Automation & Security Systems -45% Off
Magnasphere MS28/MS29 & MS29P Series Surface Mount Switch Set - 10 Pack for Industrial Automation & Security Systems
$145.2 $264
10 Pack Recessed Magnetic Switch Set - 3/4in Switch & 3/8in Magnet for Cabinet Doors, Drawers & Hidden Storage | DIY Home Improvement & Furniture Projects -45% Off
10 Pack Recessed Magnetic Switch Set - 3/4in Switch & 3/8in Magnet for Cabinet Doors, Drawers & Hidden Storage | DIY Home Improvement & Furniture Projects
$28.27 $51.4
4612 Series Mini Curtain Door Switch Sets - Compact Magnetic Sensor for Home Security & Automation (Ideal for Windows, Closets & Pet Doors) -45% Off
4612 Series Mini Curtain Door Switch Sets - Compact Magnetic Sensor for Home Security & Automation (Ideal for Windows, Closets & Pet Doors)
$28.66 $52.12
Premium Mighty Mag Rare Earth Neodymium Magnets - 0.22 x 0.46 x 0.96 Inch (10 Pack/100 Pack) - Strong Holding Power for DIY, Crafts, Office & Home Organization -45% Off
Premium Mighty Mag Rare Earth Neodymium Magnets - 0.22 x 0.46 x 0.96 Inch (10 Pack/100 Pack) - Strong Holding Power for DIY, Crafts, Office & Home Organization
$22.55 $41
Strong Neodymium Magnets in Durable Extruded Aluminum Cases - Wall Mountable (3.25 -45% Off
Strong Neodymium Magnets in Durable Extruded Aluminum Cases - Wall Mountable (3.25" or 3.75" x 1.125") - Perfect for Home Organization, Workshop Tools & Whiteboard Mounting
$6.25 $11.38
-45% Off
10 Pack Recessed Magnet Switch Set - 3/4" Switch & 3/8" Magnet for Cabinet Doors, Drawers & Hidden Latches - Durable Magnetic Catch Kit for Home & Office Organization
$28.27 $51.4
Mini Overhead Door Magnetic Floor Mount Switch Set - 2.5in Gap - Ideal for Garage Doors, Warehouse Entrances & Industrial Applications -45% Off
Mini Overhead Door Magnetic Floor Mount Switch Set - 2.5in Gap - Ideal for Garage Doors, Warehouse Entrances & Industrial Applications
$21.49 $39.08
High Strength Neodymium Magnets in Durable Extruded Aluminum Cases - Wall Mountable (3.25 -45% Off
High Strength Neodymium Magnets in Durable Extruded Aluminum Cases - Wall Mountable (3.25" or 3.75" x 1.125") - Perfect for Workshop Organization, Whiteboard Mounting & DIY Projects
$6.25 $11.38
4460 Series Miniature Aluminum Commercial Surface Mount Switch Set - 10 Pack for Industrial Control Panels & Automation Equipment -45% Off
4460 Series Miniature Aluminum Commercial Surface Mount Switch Set - 10 Pack for Industrial Control Panels & Automation Equipment
$133.1 $242
100 Pack Strong Magnets in Cases - Small, Durable & Powerful Magnets for DIY, Crafts, Home Organization & Office Use -45% Off
100 Pack Strong Magnets in Cases - Small, Durable & Powerful Magnets for DIY, Crafts, Home Organization & Office Use
$283.8 $516
Premium Mighty Mag Rare Earth Magnets - 10 Pack Strong Round Neodymium Magnets for DIY, Crafts, Office & Home Organization -45% Off
Premium Mighty Mag Rare Earth Magnets - 10 Pack Strong Round Neodymium Magnets for DIY, Crafts, Office & Home Organization
$23.65 $43
Magnasphere MS4702 Series Special Purpose Pull Apart Switch Set - Heavy Duty Safety Switch for Industrial Machinery & Equipment -45% Off
Magnasphere MS4702 Series Special Purpose Pull Apart Switch Set - Heavy Duty Safety Switch for Industrial Machinery & Equipment
$32.19 $58.54
4532/4532L Series Mini Overhead Door Switch Set - Compact Safety Limit Switch for Garage Doors & Industrial Applications -45% Off
4532/4532L Series Mini Overhead Door Switch Set - Compact Safety Limit Switch for Garage Doors & Industrial Applications
$14.23 $25.88
500 Series Micro Surface Mount Switch Set - 10 Pack for PCB, Electronics & DIY Projects -45% Off
500 Series Micro Surface Mount Switch Set - 10 Pack for PCB, Electronics & DIY Projects
$30.25 $55
4532/4532L Series Mini Overhead Door Switch Set - Compact & Durable Garage Door Safety Sensor for Commercial & Residential Use -45% Off
4532/4532L Series Mini Overhead Door Switch Set - Compact & Durable Garage Door Safety Sensor for Commercial & Residential Use
$14.23 $25.88
Magnasphere MS4702 Series Special Purpose Pull Apart Switch Set - Heavy Duty Magnetic Safety Switch for Industrial Machinery & Equipment -45% Off
Magnasphere MS4702 Series Special Purpose Pull Apart Switch Set - Heavy Duty Magnetic Safety Switch for Industrial Machinery & Equipment
$32.19 $58.54
4612 Series Mini Curtain Door Switch Sets - Compact Magnetic Sensor for Home Security & Automation Systems | Perfect for Windows, Doors, and Smart Home Integration -45% Off
4612 Series Mini Curtain Door Switch Sets - Compact Magnetic Sensor for Home Security & Automation Systems | Perfect for Windows, Doors, and Smart Home Integration
$28.66 $52.12
Emergency Panic Switch Call Button - Nurse Call System for Hospitals & Medical Facilities - Ideal for Patient Safety & Staff Assistance -45% Off
Emergency Panic Switch Call Button - Nurse Call System for Hospitals & Medical Facilities - Ideal for Patient Safety & Staff Assistance
$76.23 $138.6
Powerful Mighty Mag Rare Earth Magnets - 10 Pack Flat Disc Magnets for DIY, Crafts, Office & Home Organization | Strong Neodymium Magnets for Whiteboards, Fridge, Workshops & Science Projects -45% Off
Powerful Mighty Mag Rare Earth Magnets - 10 Pack Flat Disc Magnets for DIY, Crafts, Office & Home Organization | Strong Neodymium Magnets for Whiteboards, Fridge, Workshops & Science Projects
$4.73 $8.6
500 Series Micro Surface Mount Switch Set - 10 Pack for PCB, Electronics & DIY Projects - Compact & Durable Tactile Switches -45% Off
500 Series Micro Surface Mount Switch Set - 10 Pack for PCB, Electronics & DIY Projects - Compact & Durable Tactile Switches
$30.25 $55
110 Series Mini Surface Mount Switches - 10 Pack - Compact Flangeless Design for Electronics & DIY Projects -45% Off
110 Series Mini Surface Mount Switches - 10 Pack - Compact Flangeless Design for Electronics & DIY Projects
$28.38 $51.6
Magnasphere MS20RS 12/MS2020 12 Series 3/8in Recessed Switch Set - 10 Pack for Industrial Control Panels & Electrical Enclosures -45% Off
Magnasphere MS20RS 12/MS2020 12 Series 3/8in Recessed Switch Set - 10 Pack for Industrial Control Panels & Electrical Enclosures
$128.92 $234.4
Mini Overhead Door Magnetic Floor Mount Switch Set - 2.5in Gap | Garage Door Safety Sensor for Commercial & Residential Use -45% Off
Mini Overhead Door Magnetic Floor Mount Switch Set - 2.5in Gap | Garage Door Safety Sensor for Commercial & Residential Use
$21.49 $39.08
Magnasphere MS20RS 12/MS2020 12 Series 3/8 Inch Recessed Switch Set - 10 Pack for Industrial Control Panels & Electrical Cabinets -45% Off
Magnasphere MS20RS 12/MS2020 12 Series 3/8 Inch Recessed Switch Set - 10 Pack for Industrial Control Panels & Electrical Cabinets
$128.92 $234.4
50/50F/55F Series Miniature Surface Mount Switch Sets - 10 Pack for Electronics, DIY Projects & PCB Repair -45% Off
50/50F/55F Series Miniature Surface Mount Switch Sets - 10 Pack for Electronics, DIY Projects & PCB Repair
$26.51 $48.2
Heavy Duty Fence Gate Mounting Brackets for 2.5 -45% Off
Heavy Duty Fence Gate Mounting Brackets for 2.5" to 4" Posts - Pair of 2 - Perfect for Farm Gates, Ranch Fencing, and Driveway Security
$9.24 $16.8
Premium Mighty Mag Rare Earth Neodymium Magnets - 0.22 x 0.46 x 0.96 Inch (10 Pack/100 Pack) - Strong Holding Power for DIY, Crafts, Office & Home Organization -45% Off
Premium Mighty Mag Rare Earth Neodymium Magnets - 0.22 x 0.46 x 0.96 Inch (10 Pack/100 Pack) - Strong Holding Power for DIY, Crafts, Office & Home Organization
$22.55 $41
Premium Mighty Mag Rare Earth Neodymium Magnets (Flat) - 10 Pack - Strong & Durable for DIY, Crafts, Office & Home Organization -45% Off
Premium Mighty Mag Rare Earth Neodymium Magnets (Flat) - 10 Pack - Strong & Durable for DIY, Crafts, Office & Home Organization
$4.73 $8.6
4460 Series Miniature Aluminum Commercial Surface Mount Switch Set - 10 Pack for Industrial Control Panels, Machinery & Automation Equipment -45% Off
4460 Series Miniature Aluminum Commercial Surface Mount Switch Set - 10 Pack for Industrial Control Panels, Machinery & Automation Equipment
$133.1 $242
50/50F/55F Series Miniature Surface Mount Switch Sets - 10 Pack for PCB Circuit Boards and Electronic DIY Projects -45% Off
50/50F/55F Series Miniature Surface Mount Switch Sets - 10 Pack for PCB Circuit Boards and Electronic DIY Projects
$26.51 $48.2