piezo switch for sale, brand-new and used.

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Professional Megaphone/Bullhorn with Siren Compact, lightweight megaphone offers 30 watts of power and an 800-yard range Built-in siren, volume control, power on/off switch with LED indicator, siren and music control, and a convenient carry strap Commonly used by the U.S.

Compact circuit is housed in a fully potted plastic enclosure and can be powered from any 12~15VDC power supply. When connected to a piezoelectric speaker, the device emits ultrasonic tones from 8KHz~40KHz, ideal for repelling insects, birds, rodents and other pests. Up to four piezo speakers may be connected to a single module.

EDWARDS SIGNALING PRODUCTS SMOKE DETECTOR 517T SOLID-STATE NON-LATCHING PIEZO HORN PULSING LED SENSING CHAMBER 3 POSITION FUNCTIONAL TEST SWITCH SOLID-STATE LED CONDITION INDICATOR QUICK-DISCONNECT WIRING HARNESS MOUNTING HARDWARE ADAPTS TO STANDARD JUNCTION BOXES DUST COVER TO PREVENT CONTAMINATION DURING INSTALLATION

3 Piezo Switches 22mm New from Mouser selling as these are extras from a project. Still 100 % new removed from package for pictures. Silver, Green and Red with o rings and nuts.

Pixhawk PX4 Autopilot PIX 2.4.6 32 Bit ARM Flight Controller For RC Multicopter Description: - Improvement on board integrated PX4FMU + PX4IO - add the PWM to the PPM module based on the original version of the 3DR - V2.4.6 PCB board - Redeveloped and optimized circuit without changing components - Could use Official MissionPlanner, ECLIPSE firmware upgrade Features: - 168 MHz / 252 MIPS Cortex-M4F - 14 PWM / Servo outputs (8 with failsafe and manual override, 6 auxiliary, high-power compatibl

Kantech T.REX.XL2BLK Request to Exit Detector Black T.Rex request-to-exit detector with tamper, piezoelectric buzzer, timer and 2 relays, black Item Description: XL2 Request to Exit Detector, Black Manufacturer: Kantech Model Number: XL2 Part Number: T.REX.XL2BLK

This is a set of high quality electronic components (total over 80 pieces) which can be used to build Geiger ionizing radiation counter according to the Geiger counter schematics publicized on the Internet. This device is preloaded with adapted GeigerKit_Default sketch (v.11.0.1

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You are bidding on a Brand New Gentex Series 9000 9120T Photoelectric Smoke Alarm With Battery Back-Up!!! This Is New And Unused! Make sure to take advantage of our Crazy Super Low Buy It Now price.

Company profile We are a China dental supplier carrying a full line of high quality product, all items are getting from the factory directly, their quality is insured by our return policy and our full-courage warranty! If they have any quality problem we can offer you a full refund. Buyer note International Buyer-Please Note: -Import duties, taxes and charges are not included in the item piece or shipping charge.

Dental Electric Ultrasonic Piezo Scaler E2 w/ EMS WOODPECKER Handpiece Tips PCA High quality, competitive price with long time warranty, easy for sale and operation! The ultrasonic scaler is one kind of high efficiency scaler. It’s controlled by the microcomputer, has supersonic energy tr