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Wire Connection Type Wire Connection Type |
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| Screw Terminals | Wire Leads |
Switch Starting Position Switch Starting Position |
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Switching Voltage Switching Voltage | Show |
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Switching Voltage Switching Voltage | Hide |
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System of Measurement System of Measurement |
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Sensor Type Sensor Type |
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Specifications Met Specifications Met |
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Industry Designation Industry Designation |
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Switch Type Switch Type |
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Switching Current Switching Current |
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Number of Circuits Controlled Number of Circuits Controlled |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Number of Mounting Holes Number of Mounting Holes |
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Choosing an Electrical Switch
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Magnetic Contact Alarm Switches
Style A with Screw Terminals
Style A with Wire Leads
Style B
Style D
Style E
Wire contacts to an alarm system to alert when doors or windows are opened. Mount the magnet to the door or window and mount the switch to the frame. The alarm will activate when the magnet is pulled away by the opening door or window.
| Style | No. of Circuits Controlled | Switch Starting Position | Industry Designation | Switching Current @ Voltage | Max. Sensing Distance | Wire Lead Lg., ft. | Lg. | Wd. | Ht. | Color | Environment | Environmental Rating | Each | |
Plastic Housing with Screw Terminals | ||||||||||||||
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Screw On with Sealed Housing | ||||||||||||||
| A | 1 | 1 Off (Normally Open) | SPST-NO | 0.5 A @ 100 V AC/100 V DC | 0.75" | __ | 2.5" | 0.56" | 0.5" | Gray | __ | NEMA 4X, NEMA 6, NEMA 12, IP67 | 0000000 | 00000 |
| A | 1 | 1 Off (Normally Open) | SPST-NO | 0.5 A @ 100 V AC/100 V DC | 0.75" | __ | 2.5" | 0.56" | 0.5" | White | __ | NEMA 4X, NEMA 6, NEMA 12, IP67 | 0000000 | 0000 |
| A | 1 | 1 Off (Normally Open) | SPST-NO | 0.5 A @ 100 V AC/100 V DC | 1.25" | __ | 3.93" | 0.75" | 0.62" | Gray | __ | NEMA 1, IP62 | 0000000 | 00000 |
| A | 1 | 1 Off (Normally Open) | SPST-NO | 0.5 A @ 100 V AC/100 V DC | 1.25" | __ | 3.93" | 0.75" | 0.62" | White | __ | NEMA 1, IP62 | 0000000 | 00000 |
Plastic Housing with Wire Leads | ||||||||||||||
Adhesive Back with Sealed Housing | ||||||||||||||
| A | 1 | 1 Off (Normally Open) | SPST-NO | 0.5 A @ 100 V AC/100 V DC | 0.62" | 1 | 1.5" | 0.25" | 0.37" | White | Corrosive, Oily, Outdoor, Washdown, Submersible | NEMA 4X, NEMA 6, NEMA 12, IP67 | 0000000 | 0000 |
Aluminum Housing with Wire Leads | ||||||||||||||
Screw On with Flexible Stainless Steel Conduit and Sealed Housing | ||||||||||||||
| A | 1 | 1 Off (Normally Open) | SPST-NO | 0.5 A @ 100 V AC/100 V DC | 3" | 3 | 3" | 0.5" | 1" | __ | Corrosive, Washdown, Temporary Submersion | NEMA 4X, NEMA 6, NEMA 12, IP67 | 0000000 | 00000 |
| B | 1 | 1 Off (Normally Open) | SPST-NO | 0.5 A @ 100 V AC/100 V DC | 3" | 3 | 3.5" | 1.5" | 1.5" | __ | Corrosive, Washdown, Temporary Submersion | NEMA 4X, NEMA 6, NEMA 12, IP67 | 0000000 | 00000 |
| D | 1 | 1 Off (Normally Open) | SPST-NO | 0.5 A @ 100 V AC/100 V DC | 6" | 1 1/2 | 6.12" | 0.5" | 1" | __ | __ | __ | 00000000 | 00000 |
| E | 1 | 1 Off (Normally Open) | SPST-NO | 0.5 A @ 100 V AC/100 V DC | 3" | 2 | 3.62" | 0.68" | 3" | __ | Corrosive, Oily, Outdoor, Washdown, Submersible | NEMA 4X, NEMA 6, NEMA 12, IP67 | 00000000 | 00000 |