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  1. PROJECTS UNLIMITED - AT21 - Piezo tranducer. Package of 10.

    PROJECTS UNLIMITED - AT21 - Piezo tranducer. Package of 10.

    $4.50

    Only 74 left in stock!

    Audio, alarms and buzzers. Piezo ceramic transducer. Material: brass. Mount: 3 pin. Dimensions: 22mm D, with 2 wire leads. Package of 10. Learn More
  2. PROJECTS UNLIMITED - DA505 - Audio, buzzer. Dip Alarm.

    PROJECTS UNLIMITED - DA505 - Audio, buzzer. Dip Alarm.

    $5.00

    Only 9 left in stock!

    Audio, buzzer. Dip Alarm. Mount: PCB 4 pin. Dimensions: 0.909" long x 0.512" wide x 0.518" high. Learn More
  3. PROJECTS UNLIMITED - AT-99-13-A - Ringers for Motorola Flip-Phones. Package of 4.

    PROJECTS UNLIMITED - AT-99-13-A - Ringers for Motorola Flip-Phones. Package of 4.

    $1.00

    Only 952 left in stock!

    Audio alarms and buzzers. Ringers. Not a PZT, tiny coil inside with magnet. Application: for Motorola flip-phones, PM speaker. Dimensions: Case: 10mm with 1.5" wire leads. Package of 4. Learn More
  4. PROJECTS UNLIMITED - MAT009-3 - Phone ringer. Mount: 2 pin. Package of 3.

    PROJECTS UNLIMITED - MAT009-3 - Phone ringer. Mount: 2 pin. Package of 3.

    $3.00

    Only 8 left in stock!

    Audio, alarms and buzzers. Phone ringer. Mount: 2 pin. Dimensions: 8.8mm D. Package of 3. Learn More
  5. PROJECTS UNLIMITED - AT-14 - Piezo Speaker 1-5/8" DIA. W/MT feet

    PROJECTS UNLIMITED - AT-14 - Piezo Speaker 1-5/8" DIA. W/MT feet

    $0.95

    Only 99 left in stock!

    Piezo Speaker 1-5/8" Diameter with mounting tabs - PZT Learn More
  6. PROJECTS UNLIMITED - AT-121-LW45 - Audio, PZT. Piezo tranducers. Package of 50.

    PROJECTS UNLIMITED - AT-121-LW45 - Audio, PZT. Piezo tranducers. Package of 50.

    $8.99

    Only 566 left in stock!

    Audio, PZT. Piezo tranducers, 5kHz, 3-28Vp-p 8mA @ 12VDC 85dBA @ 12vp-p. No internal electronics - schematic for driving circuit available. Case: Enclosed 24mm D, 34mm with feet. (3) 45mm-wire leads. Package of 50. Learn More
  7. PROJECTS UNLIMITED - AT-121-LW45 - Audio, PZT. Piezo tranducers. Package of 10.

    PROJECTS UNLIMITED - AT-121-LW45 - Audio, PZT. Piezo tranducers. Package of 10.

    $3.00

    Only 2922 left in stock!

    Audio, PZT. Piezo tranducers, 5kHz, 3-28Vp-p 8mA @ 12VDC 85dBA @ 12vp-p. No internal electronics - schematic for driving circuit available. Case: Enclosed 24mm D, 34mm with feet. (3) 45mm-wire leads. Package of 10. Learn More
  8. PROJECTS UNLIMITED - AB2040S - Audio, PZT. Piezo bender 4Hz. Package of 100.

    PROJECTS UNLIMITED - AB2040S - Audio, PZT. Piezo bender 4Hz. Package of 100.

    $7.99

    Only 197 left in stock!

    Audio, PZT. Piezo ceramic bender. Resonant frequency: 4000 � 500 Hz. Input voltage: 30 Vp-p. Resonant impedance: 350 Ohm. Capacitance: 25,000 � 30% pF, Direct CMAS or TTL drive, no feedback electrode. Dimensions: 20mm D x 0.2mm thick. Specification sheet available upon request. Package of 100. Learn More
  9. PROJECTS UNLIMITED - MAT009-5 - Phone ringer. Mount: 2 pin. Package of 3.

    PROJECTS UNLIMITED - MAT009-5 - Phone ringer. Mount: 2 pin. Package of 3.

    $3.00

    Only 8 left in stock!

    Audio, alarms and buzzers. Phone ringer. Mount: 2 pin. Dimensions: 8.8mm D. Package of 3. Learn More
  10. PROJECTS UNLIMITED - SMT-903 - Ringers, 3v p-p 2300Hz. Package of 10.

    PROJECTS UNLIMITED - SMT-903 - Ringers, 3v p-p 2300Hz. Package of 10.

    $3.00

    Only 215 left in stock!

    Audio alarms and buzzers. Ringers, 3v p-p 2300Hz electromechanical. Features high sound pressure output with low current consumption and minimum resonance frequency is low (2,500HZ). With 8.5 ohm impedence, and an average sound pressure level of 93dB. Rated voltage is 5VDC and average maximum rated current is 80ma. Applications: These speakers are found in cell phones such as Motorola Smartac and various compact high tech gadgets. Mount: SMD. Dimensions: ultra-miniature 8.5mm square x 4mm high. Requires drive circuitry. Package of 10. Learn More
  11. PROJECTS UNLIMITED - MAT009-1 - Phone ringer. Mount: 2 pin. Package of 3.

    PROJECTS UNLIMITED - MAT009-1 - Phone ringer. Mount: 2 pin. Package of 3.

    $3.00

    Only 10 left in stock!

    Audio, alarms and buzzers. Phone ringer. Mount: 2 pin. Dimensions: 8.8mm D.Package of 3. Learn More
  12. Unmarked - 8-634 - Hardware, brush. Nylon. Package of 25.

    Unmarked - 8-634 - Hardware, brush. Nylon. Package of 25.

    $3.00

    Only 194 left in stock!

    Hardware, brush. Nylon. Body: approximately 1.5" long, plus black bristles 5/8" long. Disposable. For gluing, painting or other projects. Package of 25. Learn More
  13. PANASONIC/MATSUSHITA - EVQ-QJM02K - Switch, P/B. NO- Snap-action. Package of 10.

    PANASONIC/MATSUSHITA - EVQ-QJM02K - Switch, P/B. NO- Snap-action. Package of 10.

    $3.00

    Only 1792 left in stock!

    Switch, pushbutton. Contacts: NO without actuator, makes for unlimited possibilities. Contact Ratings: 10uA 2VDC / 5mA 12VDc. Mech: PCB. Body: 8mm square x 3mm thick, only 1mm travel. 4Leads. Black body, silver self-cleaning membrane. Note: Tactile, snap-action, micro. Digital logic. Low contact resistance of 200milliohm, only 10mSec bounce. Package of 10. Learn More
  14. Buehler - 13.65.36 - Motors, DC. 6-24VDC, tach output.

    Buehler - 13.65.36 - Motors, DC. 6-24VDC, tach output.

    $17.97

    Only 134 left in stock!

    Motors, DC. High speed permanent magnet motors 6-24VDC, tach output. Disc drive replacement 10,000 RPM MAX. 2-IN-OZ. Dimensions: 1.38" D x 2.7" long, with pulley on shaft. Also useful as generator / wind speed indicator anemometerand science fair projects. Weight: approximately 8 oz. Learn More
  15. QUORUM - PD-105 Remote Strobe & Siren - STROBE & SIREN ALARM for PANIC DIALER

    QUORUM - PD-105 Remote Strobe & Siren - STROBE & SIREN ALARM for PANIC DIALER

    Regular Price: $17.50

    Special Price $8.75

    Only 494 left in stock!

    Weather-resistant 105dB Siren and Strobe Light, meant to be Triggered By the PD-100 PANIC DIALER's 418MHz signal. So we know it has a small 418MHz RECEIVER attached to the Telescoping Antenna, and an expensive plastic case with steel mounting bracket and hardware. We're just selling them as "Alarm Projects" - we can't, at the present time, tell you how to trigger the Siren (2 large PZTs) or Strobe with Large 5.25" Dia REFLECTOR. SOLD for PARTS VALUE ONLY. Requires and Includes a nice 15VDC 800mA Adapter. Not the (6)AAA batteries used for power outages. 10"High x 2.8"Deep x 6"Wide. The DC Adapter is worth the price. Dealer still wants $129.00+each - original instructiuons included. weigh 6-pounds - REMOTE / EXTERIOR STROBE & SOUND ALARM for PANIC DIALER . Learn More

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