Normally Closed Switch

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5X Normally Closed Normally Open Magnetic Switch Proximity Switch for DC 5V 12V 24V Light, GPS,Alarm or Other Device

 (5X Normally Closed Normally Open Magnetic Switch Proximity Switch for DC 5V 12V 24V Light, GPS,Alarm or Other)
It's reliable magnetic switch. It's great for door alarm sensor, small power switch. Please contact us via amazon order when you have any questions or problem, we will make you 100% satisfy.NO (normally open),switch is closed when magnet come to the switch. Switch will open when magnet leave.NC (normally closed),switch is open when magnet come to the switch. Switch will close when magnet leave Product Parameters:Anti-fire ABS shieldConnecting mode:N.C./N.ORated current:500(mA)  Rated  voltage:(VDC)48Operating distance:5 to 15mmRated power:5WDimension:Switch 2.17"x0.5"x0.45"(55x12.5x11.5mm)--Magnet 2.17"x0.5"x0.45"(55x12.5x11.5mm) Package Includes:5xswitch,5x magnet

XLX 50pcs Black Cap 7mm Mini Lockless SPST Momentary Micro OFF Switch 2 Pin Push Button ( AC 120V/6A or AC 250V/3A ) Assortment Kit

 (XLX 50pcs Black Cap 7mm Mini Lockless SPST Momentary Micro OFF Switch 2 Pin Push Button ( AC 120V/6A or AC 250V/3A ) Assortment)
Feature : (01) Model : PBS-111 (02) Button color: Black (03) Pins: 2 (04) Head protection level : A (05) Material : Plastic,Metal (06) Operation mode : Open (07) Contact structure :Normally closed button (08) Protection method : Protection type (09) Action Type : Momentary (10) Operating voltage: 250V (11) Operating current: 1A (12) Rated heating current: 1A (13) Rating Voltage : AC 120V/6A or AC 250V/3A (14) Compressive strength: AC500V (50Hz / minute) (15) Contact resistance: ≤ 35mΩ (16) Insulation resistance: ≥100 MΩ (17) Mechanical life: 10,000 (times) (18) Mounting Thread Dia. : 7mm / 0.28" (19) Button Dia. : 6mm / 0.24" (20) Terminals Pitch : 3.5mm / 0.14" (21) Overall Size : 27.5 x 10mm / 1.1" x 0.4" (Max. L * D) (22) Ambient temperature: -25 ℃ ~ +85 ℃ (23) Relative humidity: (40 ℃) ≤ 95% (24) Widely used in various household appliances, electronic equipment, automation equipment, communications equipment, automotive electronics, instrumentation and other fields. Package Including : (01) OFF Switch : 50pcs (02) Lock Washer : 50pcs: (03) Hex nuts : 50pcs Packing Quantity:150pcs/50sets

Alpinetech 19mm 3/4" Momentary NC Stainless Steel Metal Push Button Switch Screw Terminal Normally Closed

 (Alpinetech 19mm 3/4
Mounting Cut Hole: 19mm (3/4") Head Diameter: 22mm Operation Type: Momentary Switch Contact: 1NC (Normally Closed) Button Type: Raised/Extended Max Switch Rating: 5A/250VAC Terminal Type: Screw Body Material: Stainless Steel Button Material: Stainless Steel Contact Material: Silver Plated Gold Protection Rating: IP67/IK10 Operation Temperature: -20C - 55C Panel Thickness: 1 - 10mm Depth Behind Panel: 26mm Mechanical Life: 1,000,000 Cycles

10 Pack (NC ON-OFF) Red Cap Mini Momentary Push Buttons SPST Including 20 Solder-Free Quick Terminal Connectors | 7mm (17/64") Mount | 3A @ 12VDC Rated | 0.5A @ 120VAC | Normally Closed | PBS-111C

 (10 Pack (NC ON-OFF) Red Cap Mini Momentary Push Buttons SPST Including 20 Solder-Free Quick Terminal Connectors | 7mm (17/64
ON-OFF Red Push Buttons with Solder Free Quick Connect Crimp-On Terminals. Simply connect the terminals by crimping them to your stripped wire end. Push the quick connect terminal onto both leads of the button. Quick connect terminals can easily be removed. Soldering is optional. Terminals can be soldered to the leads to make a permanent connection. Insulating the quick connect terminals is also optional. This mini push button fits inside a 7mm mounting hole. It is a momentary Normally Closed ON-OFF or Push-Off / Release-On button. Push to open the circuit. It has a Red plastic cap. It is a SPST (Single Pole Single Throw). This push button has a lightweight construction at less than 3 grams per switch. The current rating is 3A at 12VDC, 0.5A at 120 - 250Vac. 27mm (1.06") Long and 26mm (1.02") when depressed. It has a 1/4" (6.35mm) thread which fits in a 7mm (0.27") mounting hole. Widest Diameter is 9.5mm (0.37").

Normally Closed Push To Open Switch, 12-24VAC/DC, 2 Amps Current

 (Normally Closed Push To Open Switch, 12-24VAC/DC, 2 Amps)
Signals automatically with the opening and closing of Doors, Windows, and transoms. Operates from pressure in any direction. Non-tilt, non-jamming design. Fits 3/4 inch hole; no need to Mortise.

Magnetic Switch

 (Magnetic Switch)
Help deter theft with this magnetic switch that is compatible with most vehicles with a sliding window. This switch contains normally closed and normally open contacts for customized use.

OdiySurveil (TM) 6 In Pack V-156-1C25 SPDT Micro Limit Switch, Long Hinge Roller Momentary Snap Action LOT

 (OdiySurveil (TM) 6 In Pack V-156-1C25 SPDT Micro Limit Switch, Long Hinge Roller Momentary Snap Action)
Description: * 100% brand new ; * Model No. : V-156-1C25;Actuator Type : Long Hinge Roller Lever. * Rating : 15A, 1/2HP, 125/250VAC0.6A,125VDC; 0.3A, 250VDC;Contact Configuration : 1NO,1NC(SPDT);Switch Body Size : ~2.8 x 1 x 1.6cm / 1.1" x 0.39" x 0.63"(L*W*H). * Fixing Holes Dia. : ~0.32cm / 0.13";Button Height : ~0.3cm / 0.12";Actuator Size : ~2.8 x 0.45cm / 1.1" x 0.18"(L*W). * Terminal Width : ~0.47cm / 0.19";Material : Plastic & Metal;Color : Black, Red. * 3 terminals, applicable to AC DC control circuits. * Designed to control the movement of a mechanical part.Typically utilized in industrial control applications to automatically monitor and indicate whether the travel limits of a particular device have * been exceeded.High precision mechanism design offering acute operation and long life.In snap action contacts, the movement of the actuator applies force to an overcenter mechanism. * This mechanism creates a quick change in contact state when the trip point is reached. Reversing the motion of the actuator to a given reset point causes the contacts to snap back to their original position.Snap action contacts have different trip and reset points. * The distance between the trip and reset point is called the travel to reset, hysteresis, or differential. Finite travel to re...

Directed Electronics 8600 Micro Magnetic Switch

 (Directed Electronics 8600 Micro Magnetic)
The Micro Magnetic Switch is ideal for protecting sliding doors and windows. It also conveniently features pre-applied adhesive, so you can stick and go.

2Sets Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security

 (2Sets Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window)
★ Switch Type: NO/NC, circuit is connected when magnet is near the switch. ★ The reed switch is an electrical switch operated by an applied magnetic field. Designed for use with alarm systems. ★ Great for use in family and factory window, door. etc.★ Screw Mounted for easily install.

Unique Bargains Unique Bargains ZB2-ES542 NC Normally Closed Red Sign Mushroom Emergency Stop Push Button Switch

Normally Closed Switch (Unique Bargains Unique Bargains ZB2-ES542 NC Normally Closed Red Sign Mushroom Emergency Stop Push Button)

ZB2-EA42 NC Normally Closed Sign Ignition Momentary Push Button Switch 5pcs

Normally Closed Switch (ZB2-EA42 NC Normally Closed Sign Ignition Momentary Push Button Switch)

Plunger Interlock Switch. Double Pole, Normally Open - Normally Closed.

Normally Closed Switch (Plunger Interlock Switch.  Double Pole, Normally Open - Normally)
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