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Best Magnetic Relay

Warehouse Doorbell WDK ERA STROBE- Commercial Wireless Doorbell System with Flashing Strobe Light for Noisy & Hearing Impaired Environments - Ideal for Industrial, Manufacturing, Production & Retail

  • ...ss doorbell systems simply can't - even travels through several reinforced concrete walls as well as separate buildings. Adjustable volume control from mute up to 95db. Effective even in the largest homes & commercial buildings..
  • DUAL FUNCTION TRANSMITTER: Can be used as a typical Doorbell Chime push button or as a magnetic door chime where door chimes when door opens making it perfect for a retail door chime, store door entry chime, gate alert, warehouse doorbell or even window alarm..
  • INTEGRATION WITH 12VDC DEVICES REGARDLESS OF MANUFACTURER: Only this wireless door chime gives you the ability to add 12VDC devices (strobes, buzzers, sirens, bells, etc) with (4) 12VDC outputs - 1 per each of the 4 zones. Transmitter features (1) N/O, N/C relay & plug in receiver has (1) C relay..
  • EXPANDABLE, CONFIGURABLE & SIMPLE INSTALLATION: Easily pair an unlimited number of transmitters to a receiver - each receiver has 4 zones, allowing for one of 12 melodies per zone. Easy, hassle-free pairing transmitter to receiver..
  • A WIRELESS DOORBELL FOR HOME OR BUSINESS WITH COUNTLESS USES: Door announcer, call button for elderly, magnetic door entry alert security contact sensor for gates & windows, classroom doorbell, wireless panic button to alert one or multiple....
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3X Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch,to DC 5V 12V 24V Light

  • 【Reed Switch】:Great for alarm,LED,Relay,GPS low voltage devices...etc.,Great for pick-ups with sliding rear window.Effective for Theft Deterrence..
  • Contact Capacity: 500(mA) (Maximum Switch Current).
  • Contact Type: NC/NO/COM,Trigger Range: 10-20mm.
  • 【Safety Protection】: Magnetic Contact sensors can be added to an existing wired Alarm Systems. They are ideal for protectingdoors,Surface-mounted magnetic contact, ideal wooden door or window use..
  • 【Package Content】: 3 Sets x Magnetic Door Swith.
  • Size: 1.06"x0.55"x0.3"--Magnet 1.06"x0.55"x0.3"(L*W*H) a package of screws for mounting on wood..
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INA219 High Side DC Current Sensor Breakout - 26V ±3.2A Max

  • 【Mini Split Base Current Transformer】It's the smallest one compared to the similar products (output 100MA).Current Transformer, 100A 100mA AC Current Sensor, Split Core Amp Transformer Sensing Relay, Mini Clip-on Easy to Install CT Without Power Off. current sensor structure sensor.
  • 【Professional Use】Current transducer used for energy meter in special.
  • AC 220v, 380v power supply can both be applied.plit Core Current Transformer,AC Current Sensor,Output Class Analog Sensor,Working Principle Magnetic Sensor, Useful for Measuring Whole Building Electricity Consumption.current sensing relay isolation.
  • 【Good Mechanical Properties】Fully enclosed, good mechanical properties and environmental resistance, strong voltage isolation capability, safety and reliability..
  • 【Snap Joint Structure】The diameter of inner hole is 16mm, the accuracy is 0.5 grade, Using snap joint structure, it can be fixed to the cable directly through nylon ties..
  • 【Easy to use】When you fix the energy meter, you don't need to cut off the power if you use this product. Split Core Current Transformer Coil Sensor for 100A Amp Energy Meter.ac transformer amp meter amp tester.
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DaierTek 12V Fuse and Relay Box 6 Slots Relay Block 6 Slots ATC/ATO Fuse and Relay Block with Relay Universal Waterproof Fuse and Relay Box Kit for Automotive Car Truck Marine Boat

  • Large Capacity Relay Holder – This relay box is 6 slots relay panel design, which includes 5 slots for 5 pin Bosch style relays, 1 slot for RTT7121 4 pin relay..
  • ATC/ATO Fuse Relay Box – This fuse block with relay is also 6 slots relay holder design for ATC/ATO fuses, which makes the fuse relay become safer when use..
  • Suitable Terminals – This 12v relay box will also come with terminals for relays and fuses, which will enables you to install and use the fuse and relay box at once..
  • Top & Bottom Cover – This relay box 12v automotive will come with a top cover and a bottom cover, which makes the relay fuse box become a waterproof relay box..
  • What you get – 1 x Fuse Relay Block with Top and Bottom Cover, 5 x Bosch Style 5 Pin Relay, 1 x RTT7121 4 pin relay, 16 x Blade Fuses(4 x 10A, 4 x 20A, 4 x 25A, 4 x 30A), 41 x Metallic Terminals, 1 Year Warranty. Feel free to contact us if confused..
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bnafes 4Sets Magnetic Reed Switch, Magnetic Door Switch/Magnetic Contact Switch/Normally Open Closed NC NO Door Alarm Window Security, for DC 5V 12V 24V Light

  • Contact Capacity: 500(mA) (Maximum Switch Current).
  • 3. Great for alarm,LED,Relay,GPS low voltage devices...etc.,Trigger Range: 10-20mm.
  • 4. Magnetic Contact sensors can be added to an existing wired Alarm Systems. They are ideal for protecting doors,.
  • 5. Package Content: 4 Sets x Magnetic Door Swith.
  • Size: 55*12.5*11.5mm / 2.17" x 0.45" x 0.45"(L*W*H) a package of screws.
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2X Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch, DC 5Vto12V Light (Black)

  • ➤【Reed Switch】:Great for alarm,LED,Relay,GPS low voltage devices...etc.,Great for pick-ups with sliding rear window.Effective for Theft Deterrence..
  • Contact Capacity: 500(mA) (Maximum Switch Current).
  • Contact Type: NC/NO/COM,Trigger Range: 10-20mm.
  • This switch cannot exceed the DC12v power supply.
  • ➤【Product Name】: Magnetic Door Swith.
  • ➤【Safety Protection】: Magnetic Contact sensors can be added to an existing wired Alarm Systems. They are ideal for protecting doors,Surface-mounted magnetic contact, ideal wooden door or window use..
  • ➤【Package Content】: 2 Sets x Magnetic Door Swith.
  • Size: 55*12.5*11.5mm / 2.17" x 0.45" x 0.45"(L*W*H) a package of screws for mounting on wood only..
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Electronic Specialties 191 Relay Buddy Pro Test Kit

  • Kit includes Relay Buddy tester, 5 new relay adapters and blow mold case.
  • Relay Buddy is a quick go/no go tester for the most common automotive relays.
  • With the included adapters, Relay Buddy now tests 5 different relay types and also tests shielded relays.
  • Relay Buddy will fail the relay and light the red LED if any of the test cycle proves unsuccessful during the test session.
  • Settable to 4 and 5-pin relay and uses vehicle's 12 volts battery for power.
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LBY 3 Sets Magnetic Reed Switch, Normally Open Closed Switch, Contact Reed Switch Personal Gap Alarm, DC 30V,with Screws, Plastic ABS Shell, White

  • 1.Magnetic reed switch, NC door contact sensor alarm magnetic reed switch..
  • length: 2.17''(55mm),width: .51''(13mm),height: .47''(12mm)..
  • 4.Contains: 3 sets, 3 main parts and 3 accessories, and with screws..
  • 5.Use: widely used in alarm,LED,Relay,GPS low voltage devices, for wood door and window etc..
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ATD Tools 5614 Relay Circuit Tester

  • Able to test an entire circuit - from battery to component, including the relay With this item the technician can jump a relay.
  • do an AC charge from the relay by activating the compressor.
  • do compression testing by activating the starter relay and even check turn signals or lights from the front of the car.
  • Allows the technician to diagnose the problem without the use of a multimeter.
  • The lighted display shows the technician the problem immediately.
  • With this item the technician can jump a relay.
  • Includes: (1) Tester, (6) popular Relay Leads, and (1) Universal Relay Lead.
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Two Position Low V Actuator w/End Switch

  • Output: fan relay, alarm relay and 4-20ma current loop.
  • Controls: buzzer, Digital display, latching relay, relay Delay, relay minimum runtime.
  • Mounts on a standard 4” x 4” electrical box.
  • 5 a spdt fan relay controls starters of exhaust fans.
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SainSmart USB 4 Channel Relay Automation (5V)

  • NOYITO 2-Channel Micro USB Relay Module is equipped with a stable USB to serial port chip and a microcontroller. It can use the serial port debugging software to send serial commands on the computer to control the opening and closing of the 2-channel relay..
  • Onboard high performance microcontroller chip, CH340 USB control chip.With power LED indicator and relay status LED.On-board 2-channel 5V, 10A/250VAC, 10A/30VDC relay, long relay life, can work 100,000 times continuously..
  • Module with overcurrent protection and relay diode freewheel protection..
  • NOYITO 8-Channel Micro USB Relay Module ASIN：B09RGTSHHW.
  • NOYITO 4-Channel Micro USB Relay Module ASIN：B09RGVQXXT.
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2Sets Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch for GPS,Alarm or Other Device,DC 5V 12V 24V Light

  • Contact Capacity: 500(mA) (Maximum Switch Current).
  • Contact Type: NC/NO/COM,Trigger Range: 5-20mm.
  • ➤➤Great for alarm,LED,Relay,GPS low voltage devices...etc.,Great for pick-ups with sliding rear window.Effective for Theft Deterrence..
  • ➤➤Magnetic Contact sensors can be added to an existing wired Alarm Systems. They are ideal for protecting doors,Surface-mounted magnetic contact, ideal wooden door or window use..
  • ➤➤Package Content: 2 Sets x Magnetic Door Swith.
  • Size: 55*12.5*11.5mm / 2.17" x 0.45" x 0.45"(L*W*H) a package of screws for mounting on wood only..
  • ➤➤【After-Sales Service】 If you do not satisfy with Magnetic Reed Switch or if you have any questions, please come to us anytime. We would solve all the problems to your satisfaction. We offer 12 hours quick response service. We promise to solve any problem for you..
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Macurco TX-12-HS White Hydrogen Sulfide H2S (Line Voltage) Fixed Gas Detector Controller Transducer with White Housing

  • Output: fan relay, alarm relay and 4-20ma current loop.
  • Controls: buzzer, Digital display, latching relay, relay Delay, relay minimum runtime.
  • Mounts on a standard 4” x 4” electrical box.
  • 5 a spdt fan relay controls starters of exhaust fans.
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