Reviews Projects Unlimited 12vdc Programmable Buzzers

Netual Recordable Button with LED Light- Easy Button, Sound Button 30S Recording Talking Button Learning Answer Buzzers Great for Parties and Classroom Tool (Silver)

  • ♬【Lights And Sounds Buzzers】-It is a perfect recordable talking button with LED function. Can be used as a phonograph between family, company and friends..
  • ♬【Easy to record】-Simple, easy to use,They are super easy to record - just speak into it or you can even play a video or sound on your phone and it records just fine.You can re-record your message as many times as you wish..
  • ♬【Record Any 30 Seconds】- Record thirty seconds of sound, music, talking, or whatever you like. This allows you to use it in an unlimited number of ways at home, the office, school, prank, or a gag gift..
  • ♬【Game Buzzer】 - The recordable button can be used for as Jeopardy answer buzzers, teaching tools, or to aid people with special needs..
  • ♬【Record a Custom Message】-Press me! I can record a sound and it's very loud and clear , easy button (30 seconds recording). Use in printed projects, invitations, greeting cards, craft projects, scrapbooks, electronic projects and more..
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Door Buzzer for Business Entry - Safeguard Supply ERA-DOOR-BUZZER - Long Range Wireless Doorbell with 12VDC 2 inch Chrome Buzzer & Transmitter with Magnetic Door Chime or Push Button Operation

  • ...zer that is also rated at 95db. Produces the classic & distinctive 'buzzzzzz' sound when the push button is pressed or the magnetic door entry alert security contact sensor is separated..
  • EXPANDABLE & CUSTOM-TAILORED BUSINESS DOOR CHIME: This distinctive door buzzer for business entry gives you the ability to add an unlimited number of transmitters & receivers. Receivers have (4) 12VDC outputs (1 per each of the 4 zones) allowing you to add additional 12VDC devices (sirens, buzzers, bells, strobes, etc). Transmitters feature (1) N/O, N/C relay & plug in receiver has (1) “C” relay..
  • INEXPENSIVE YET HIGHLY EFFECTIVE COMMERCIAL DOOR CHIME: It's not necessary to spend a fortune on a solution to your door buzzer entry system needs. This easy to install wireless door chime for business is customizable to cover all areas of your store, warehouse, office, school, government or industrial facility to suit your application saving you time and money..
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Wireless Doorbell Battery Operated Vibrating LED Flashing, Wireless Doorbells for Home,Hearing Impaired Doorbell chime Kit,Battery Powered 4 Working Modes 5 Volume Level

  • ...nforced concrete. A bonafide commercial doorbell far from average..
  • BE ALERTED IN AREAS YOU NEVER THOUGHT POSSIBLE: Understanding the enormity of industrial locations & the possibility of segmented work stations, this wireless door chime gives you the ability to add an unlimited number of transmitters & receivers. Receivers have (4) 12VDC outputs (1 per each of the 4 zones} allowing you to add 12VDC devices (sirens, buzzers, bells, strobes, etc). Transmitters feature (1) N/O, N/C relay & plug in receiver has (1) “C” relay..
  • MULTI-FUNCTION TRANSMITTER: Operates just like a standard doorbell push button when someone presses the button, the chime will sound. Will also operate as a magnetic door chime with the included contact sensor which alerts you every time a door is opened. Can be used at workstations to signal when attention is needed..
  • INEXPENSIVE YET HIGHLY EFFECTIVE SOLUTION TO AVOID A CUSTOM ELECTRICAL JOB: It's not necessary to spend thousands on a solution to your business door chime needs. This easy to install commercial door chime is customizable to suit your application saving you time and mo....
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Business Door Entry Chime with Flashing Strobe | Easy to Install Long Range Motion Sensor & Loud Doorbell Receiver with Adjustable Volume | Ideal Entrance Alert for All Door Types & Businesses

  • ... stone, glass, stucco, cinder block, metal & reinforced concrete. A bonafide commercial doorbell far from average..
  • BE ALERTED IN AREAS YOU NEVER THOUGHT POSSIBLE: Understanding the enormity of industrial locations & the possibility of segmented work stations, this wireless door chime gives you the ability to add an unlimited number of transmitters & receivers. Receivers have (4) 12VDC outputs (1 per each of the 4 zones} allowing you to add 12VDC devices (sirens, buzzers, bells, strobes, etc). Transmitters feature (1) N/O, N/C relay & plug in receiver has (1) C relay..
  • MULTI-FUNCTION TRANSMITTER: Operates just like a standard doorbell push button when someone presses the button, the chime will sound. Will also operate as a magnetic door chime with the included contact sensor which alerts you every time a door is opened. Can be used at workstations to signal when attention is needed..
  • INEXPENSIVE YET HIGHLY EFFECTIVE SOLUTION TO AVOID A CUSTOM ELECTRICAL JOB: It's not necessary to spend thousands on a solution to your business door chime needs. This easy to install commercial door chime is customizable to suit your application saving you time and money..
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Wireless Doorbell, ERA-UTDCR Door Chime with 4000 Feet Range, Ideal Wireless Door Chime for Business & Home, Long Range Wireless Doorbell Goes Through Multiple Walls & Floors, Concrete, Metal & Brick

  • ...h unparalleled signal prowess that can transmit through metal, reinforced concrete, stone, brick, wood - even multiple floors, unattached structures & buildings.
  • PROVIDES COMPLETE COVERAGE IN THE MOST DEMANDING APPLICATIONS: This wireless door chime for business provides is expandable & easily configurable to add an unlimited number of transmitters & receivers. Receivers have (4) 12VDC outputs (1 per each of the 4 zones} allowing you to add 12VDC devices (sirens, buzzers, bells, strobes, etc). Transmitters feature (1) N/O, N/C relay & plug in receiver has (1) C relay.
  • MAGNETIC DOOR CHIME & PUSH BUTTON DOOR ENTRY ALERT WATERPROOF TRANSMITTER: Operates just like a standard wireless doorbell for business - when someone presses the button, the chime will sound. Transmitter can be used as a magnetic door entry alert security contact sensor and the door chimes when door opens for business.
  • VERY LOUD SIREN INDUSTRIAL DOOR CHIME: Please note this is a VERY LOUD ATTENTION GETTING SIREN meant for extremely noisy & hearing impaired areas. It does not amplify the melody selected on the chime receiver. It broadcasts the sound of a siren in an oscillating tone for a minimum of 5 seconds with settings for 10 seconds, 1 minute & 2 minutes.
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4 Packs Game Answer Buzzers, Buzzer Alarm Buttons with Sound and Light, Quiz Game Show Party Contest Answer Button Props for Adults Teens Boys Girls

  • Game answer buzzers: you will receive 4 packs buzzer light buttons with light and sound, the shell color is black and red, and one side is blue with a big white "x" on top, increase lots of fun to the games and easy to use (recommended age: 12 ages and up).
  • Funny game props: game answer buttons are ideal for fun pranks, desk gadgets, home game at night, club revelry, gags and more.
  • Also can be applied as party competition props for adults, boys and girls, the participants can be actively encouraged to participate in the competition by using quiz buzzers.
  • Make quizzes more interesting: use the game button buzzers in class, can mobilize the enthusiasm of students, help them get involved and positive thinking, that will make classes much more entertaining and activity.
  • Durable and portable: buzzer sound buttons are made of durable and resistant ABS material, even dropped many times that still work, lightweight and easy to carry, measures approx. 3.74 x 4.13 x 4.72 inches/ 9.5 x 10.5 x 12 cm (L x W x H), dimension not too small or too large, suitable for any ages.
  • Easy to use: contest buzzers are powered by 2 AA batteries (batteries not included), after installing the batteries, simply press the red buzzers to light them up, and game answer buzzers have appr....
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Dakota Alert RE-4k Plus One Mile Wireless Range Long Range Wireless Receiver Works with Any 4000 Series Dakota Alert Sensor Has Chime Plus Relay outputs and 12 VDC Output.

  • Easy installation- Up to 16 sensors can be paired with one receiver or an unlimited number of receivers can be paired to one sensor. Simple....
  • Will give relay and/or 12 VDC output when a signal is received. The two Form "C" relays can be connected to an alarm control or home automation panel....
  • The 12 VDC output can be used to power a bell, siren, strobe or any other 12 VDC device (not included)..
  • The output duration can be set for either 1, 5, 15 seconds or 5 minutes..
  • Four different volume levels to give you just the right sound level for your application..
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Voswitch JK100 Overhead Programmable Switch Panel Power Control System for Jeep Wrangler JK JKU 2007-2018

  • Compatible with Jeep Wrangler JK and JKU. factory look, OE style.
  • switch control system is fully programmable .8 switches can be set as solid ,flash, strobe, momentary..
  • switch panel have 4 backlight colors to allow you to have 4 options to select for matching your dash light, red ,blue,green,white..
  • easy to install, no trim no drilling ,plug and play. works with 12V battery.Integrated LVCO (Low-Voltage-Cut-Off) circuit that detects the battery voltage and will cut-off at 11.0VDC and cuts-back in at 12.4VDC , so there is enough juice to start your vehicle in case you left an accessory on.
  • waterproof power module,the universal relays and fuses are replaceable ( not solid state ). maintain the system with low expense..
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Dahszhi DIP Switch Assorted Double Row 8 Pin 4 Positions 2.54mm Pitch - 20pcs

  • Each Size:12 x 10 x 11 mm / 0.47" x 0.4" x 0.43" (L*W*H).
  • Contact resistance:50mΩ 24VDC/100mA (at initial).
  • Widely used in circuit boards, breadboards and all pcb projects, perfect as a toggle or on off switch for your projects..
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IEI International Electronics 2000E E style keypad

  • Key press feedback via sounder and yellow LED.
  • # Built-in assignable sounder# Bi-color Red/Green LED indicates relay status# Indoor/Outdoor Use# Keypad Programmable# UL 294 Access Control listed - (242 & SSW only)# 12-24 VDC/VAC - Auto voltage sensing (AVS)# Dimensions: 4.50” x 2.75” x 0.60.
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Circuit Scribe Maker Kit: Conductive Rollerball Pen

  • ...modules, 1x SPST switch module, a 9V battery module with battery, 1x NPN transistor, a pot, and a dimmer..
  • THE PERFECT GIFT - The perfect gift for young scientists, engineers, makers, inventors and artists. Circuit Scribe is an educational STEM toy and science kit perfect for home or the classroom. Create functional projects, imaginative pieces of art, all while learning!.
  • OUT OF THE BOX FUN - Learn by doing and drawing! No soldering, no tools, and no experience necessary. With easy to follow instructions, and guided experiments, projects are limited only to your imagination!.
  • CIRCUIT SCRIBE CONFIDENCE - Designed by a team of Ph.D. graduates from UIUC & Harvard, and funded by over 12,000 Kickstarter backers, Circuit Scribe was named Creative Child Magazine’s “Product of the Year." It is a proven learning and educational toy for kids 8+, but also a perfect gift for all ages!.
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OutBack Power FM60-150VDC FLEXMax 60 Charge Controller

  • Increases PV Solar Array Output to battery bank by up to 30%..
  • Designed for charging from your solar array to battery banks with nominal design voltages from 12 to 60 VDC.
  • Fully Programmable and Built-in 128 Days of Data Logging..
  • Ready for Summer temps with Full Power Output in Ambient Temperature up to 104°F (40°C).
  • Highest quality MPPT controller for maximizing your solar system performance..
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Seco-Larm Enforcer Access Control Keypad with Proximity Reader, Backlit (SK-1131-SPQ)

  • Available programmable access modes for all 3 outputs: card only, code only, card and common user code, card and unique user code. 1,200 Users over 3 Outputs. Codes may be 4~8 digits: - Output #1 Form C relay, 1A@30VDC, 1,000 users - Output #2 F.
  • Durable and attractive stainless steel faceplate.
  • Programmable lock out or duress output after 5~10 unsuccessful attempts to key in a code.
  • Illuminated keypad with programmable status LEDs..
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