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  1. Projects Unlimited Inc - AT-121-LW45 - Audio, PZT. Piezo tranducers. Package of 10.

    Projects Unlimited Inc - AT-121-LW45 - Audio, PZT. Piezo tranducers. Package of 10.

    $3.00

    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
  2. Projects Unlimited Inc - AB2040S - Audio, PZT. Piezo bender 4Hz. Package of 100.

    Projects Unlimited Inc - AB2040S - Audio, PZT. Piezo bender 4Hz. Package of 100.

    $7.99

    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
  3. Projects Unlimited Inc - DA505 - Audio, buzzer. Dip Alarm.

    Projects Unlimited Inc - DA505 - Audio, buzzer. Dip Alarm.

    $2.50

    Audio, buzzer. Dip Alarm. Mount: PCB 4 pin. Dimensions: 0.909" long x 0.512" wide x 0.518" high. Learn More
  4. Projects Unlimited Inc - MAT009-5 - Phone ringer. Mount: 2 pin. Package of 3.

    Projects Unlimited Inc - MAT009-5 - Phone ringer. Mount: 2 pin. Package of 3.

    $1.50

    Audio, alarms and buzzers. Phone ringer. Mount: 2 pin. Dimensions: 8.8mm D. Package of 3. Learn More
  5. Projects Unlimited Inc - MAT009-3 - Phone ringer. Mount: 2 pin. Package of 3.

    Projects Unlimited Inc - MAT009-3 - Phone ringer. Mount: 2 pin. Package of 3.

    $1.50

    Audio, alarms and buzzers. Phone ringer. Mount: 2 pin. Dimensions: 8.8mm D. Package of 3. Learn More
  6. Projects Unlimited Inc - MAT009-1 - Phone ringer. Mount: 2 pin. Package of 3.

    Projects Unlimited Inc - MAT009-1 - Phone ringer. Mount: 2 pin. Package of 3.

    $1.50

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

    Projects Unlimited Inc - SMT-903 - Ringers, 3v p-p 2300Hz. Package of 10.

    $3.00

    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
  8. Projects Unlimited Inc - AT-99-13-A - Ringers for Motorola Flip-Phones. Package of 4.

    Projects Unlimited Inc - AT-99-13-A - Ringers for Motorola Flip-Phones. Package of 4.

    $1.00

    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
  9. Projects Unlimited Inc - AT-121-LW45 - Audio, PZT. Piezo tranducers. Package of 50.

    Projects Unlimited Inc - AT-121-LW45 - Audio, PZT. Piezo tranducers. Package of 50.

    $8.99

    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
  10. Projects Unlimited Inc - AT21 - Piezo tranducer. Package of 10.

    Projects Unlimited Inc - AT21 - Piezo tranducer. Package of 10.

    $4.50

    Audio, alarms and buzzers. Piezo ceramic transducer. Material: brass. Mount: 3 pin. Dimensions: 22mm D, with 2 wire leads. Package of 10. Learn More
  11. Projects Unlimited Inc - AT-14 - Piezo Speaker 1-5/8" DIA. W/MT feet

    Projects Unlimited Inc - AT-14 - Piezo Speaker 1-5/8" DIA. W/MT feet

    $0.95

    Piezo Speaker 1-5/8" Diameter with mounting tabs - PZT Learn More
  12. Quorum - PD-105 Remote Strobe & Siren - STROBE & SIREN ALARM for PANIC DIALER

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

    $8.75

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

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

    $17.97

    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
  14. 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

    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

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