10 Pair MC-38 Wired Door Window Sensor Magnetic Switch Home Alarm System ow
10 Pair MC-38 Wired Door Window Sensor Magnetic Switch Home Alarm System ow. There are two types of reed switches: "normally open" reed switches and "normally closed" reed switches. A normally-closed reed switch is closed when it is not near a magnet; as a magnet is brought close to it, a normally-closed switch will open.. Condition:： New: A brand-new, unused, unopened and undamaged item in original retail packaging (where packaging is applicable). If the item comes direct from a manufacturer, it may be delivered in non-retail packaging, such as a plain or unprinted box or plastic bag. See the seller's listing for full details. See all condition definitions ： Brand: ： Unbranded ， MPN: ： Does not apply： UPC: ： Does not apply ， EAN: ： Does not apply ， 。
10 Pair MC-38 Wired Door Window Sensor Magnetic Switch Home Alarm System ow
- ZLQGD740 2Pcs Pipe Cuttes Hand Tools Mini Cutter Copper Tubing Cutter 3-16MM New
- 100pcs 2x3x4 Pink led super bright water clear 600-800mcd
- 10PCS TIP41C TO-220 ST IC COMPLEMENTARY SILICON POWER TRANSISTORS NEW
- 5pcs MS6264L-10PC MS6264L DIP-28
- Fnl DC/DC CONV SYNC BUCK 1MHZ MSOP-16 LTC3622HMSE#PBF
- USB 3.0 ver009S PCI-E Express 1x To 16x Extender Riser Card Adapter Cable V Q0B4
- 2 x CR2032 Coin Button Cell Batteries Holder Case With ON/OFF Switch Leads
- CBAZY Hook up Wire Kit 22 Gauge Flexible Silicone rubber Electric wire 6 colors
- Moldex 5230 CompactMask Maintenance Free Half Mask FFA2P3RD
- 28.5 x 7.6 x 25.4mm Alnico 5 Horseshoe Pocket Magnet