Audio Electronic Parts

At Electronic Surplus, we distribute the best audio surplus products on the market. From speakers and cables to alarms and buzzers, our selection of audio electronic parts is almost endless—if you're looking to buy overstock electronics, you’ll be able to find exactly what you need. With equipment from trusted manufacturers like Bose and Hitachi, you can have confidence in the quality of our inventory.  

Some of the audio electronic parts that we carry are brand-new, while others are slightly used. Upon arrival, all of our used audio surplus products are carefully inspected to ensure that they’re still working properly. You can also request an audio device if we don’t currently have it in stock.  

Browse our selection below.  

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  1. PROJECTS UNLIMITED - AT-121-LW45 - Audio, PZT. Piezo tranducers. Package of 50.
    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
  2. Unmarked - SPY EAR - Sound Amplifier Device.
    What is this amazing device? This great little gadget is similar to the "disposable hearing aid" you've may have seen advertised on television. It is very small and inconspicuous, yet it can amplify sounds up to 40 or more decibels (that means you will be able to hear some things over 1000 times better!). It is a fun toy for kids, and a useful tool for adults!Just plug in the earphones and turn on the device, adjust the volume to your comfort level, and you are ready to go! You can wear it at your side and amplify all sounds around you, or you can aim the microphone at a source to amplify specific sounds! batteries not guaranteed. Learn More
  3. UNMARKED - BE-010 - Microphone Windscreens 1-5/8"H x 7/16"ID
    Microphone Windscreens 1-5/8" tall with a 7/16" dia opening and an inside depth 1-1/3" (available in black or brown) Learn More
  4. UNMARKED - 7-108 - RCA male straight to RCA male, right angle. 8".
    Audio, RF. Cable: RCA male straight to RCA male, right angle. Length: 8". Learn More
  5. UNMARKED - F20DP60-55F-D - Speaker. 8 Ohm light weight. Package of 2.
    Special Price $9.98 Regular Price $18.99

    Speaker. 8 Ohm. Light weight. Depth: 2-1/4" maximum (2" max behind panel). Some may have a 7 foot, 2 conductor cable with a male RCA plug on one end. Speaker dimensions: 7-1/8" D, overall with frame is 8". Cross: 1713-3010. Note: Package of 2.

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  6. PRIMO - EM-47A - Audio, microphone. Electric condenser microphone cartridge
    Audio, microphone. Electric condenser microphone cartridge. Omni-directional. Highest quality, very high output into 200Meg Ohm to 500Meg Ohm, using FET AMP with source follower. Has no internal preamps. Can withstand very high S.P.L. (sound pressure level over 90db?). Dimensions: 0.828" (21mm) D x 10.5mm high. Threaded. Learn More
  7. QUORUM - PD-300 PAAL Sport - Personal Alarm LOUD!
    Security, personal. PAAL Sport 107db personal alarm with door clip and pull pin. The Sports PAAL is a high quality weatherproof personal attack alarm, designed to withstand outdoor activities, repels moisture and offers the owner a true sense of protection. Immediately activated by pulling the special pin/cord or by the included door / window N.O. switch opening up. Deactivate it by replacing the special pin to it's original position. Battery 9V required, not included. Approx: 2-3/4" x 2" x 1". Color: yellow. Learn More
  8. PANASONIC - WM-034CY - Audio, microphone cartridge. Electret.
    Audio, microphone cartridge. Electret condenser, omnidirectional 42db +/-3db. Frequency range: 20Hz to 16kHz. Impedance: 2.2K Ohm. Sensitivity: 20Hz ~ 16kHz. Voltage: 4.5VDC. Current: 800uA. Output type: analog. Dimensions: circular 9.7mm D x 6.7mm high. Termination: solder pads. Learn More
  9. Line Electric - MD-120VAC-5VA - Electromechanical 120VAC, 5VA.

    Audio, alarms and buzzers. Electromechanical buzzer 120VAC, 5VA. Shock hazard. Dimensions: 0.9" D x 1.7" long x 1". Mount: open frame. Applications: toy train gate warning.

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  10. ECS INC - ZTA-3.58MG - Ceramic resonator 3.58MHz. Package of 10.
    Filter/resonator. Ceramic resonator 3.58MHz, 30 Ohm. Tolerance: 0.5%. Dimensions: 10mm wide x 5mm deep x 7.5mm high. Package: 2 Pin radial leads. Lead spacing: 5mm. Note: Extended temperature range. Package of 10. From: 500/manuf bag. More info: Learn More
  11. Edwards Signaling Products - CS1088 - Alarms. Security horns, 103dB loud, 120VAC.
    Special Price $74.99 Regular Price $120.95

    Audible Alarms. Security horns, 103dB loud, 120VAC 0.13A 14VA 150-ohm coil. Case: 4.5" square. Enclosures sold separately. Weight: 1.4 lbs. UPC 093871220332

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  12. CUSTOM - 8-366 - Connector. RCA male to RCA male. Package of 3.
    Connector. RCA phono male to RCA phono male. One straight connector and one RA, on a white shielded teflon cable. Length: 12". Package of 3. Learn More
  13. ASTATIC - T2M-914 - Audio, microphone. Speaker - microphone.

    Audio, microphone. Speaker - microphone to match virtually any transmitter, electret cartridge, micro switch with positive snap action, 3 to 12VDC. Dimensions: approximately 2" wide x 3" high x 1.3" D. Complete with 6 wire neoprene coil cord, extends to 5-1/2 feet, rotatable spring clip on back, and hook up instructions. On Sale.

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  14. UNMARKED - QW442/1740 - Audio, microphones. Element only, miniature.
    Audio, microphones. Element only, miniature. Tends to like higher frequencies. Learn More
  15. UNMARKED - SPK-055 - Speakers. 8 Ohm. Size: 4-1/2" square.

    Speakers. 8 Ohm. Size: 4-1/2" square, 3-1/2" mounts. Cross: 95140679.

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  16. UNMARKED - 7-068 - Cable, audio. RCA male to male. Package of 10.
    Cable, audio. RCA male to male. Shielded cable. Length: 13". Color. black. Package of 10. Learn More
  17. UNMARKED - DM60 - Audio, microphone cartridge. 400 Ohm.
    Audio. Microphone cartridge, 400 Ohm coil. Material: nylon case. Dimensions: 0.985" OD x 0.8". Color: beige. Learn More
  18. UNMARKED - 8-546 - Speakers. 4 Ohm, 0.1 watt mylar cone.
    Speakers. 4 Ohm, 0.1 watt mylar cone, with a 16 foot power cord, 2 conductor 22AWG and a 1/8" audio plug. size: Overall 1-1/8" D round x 9/16" deep. Learn More
  20. UNMARKED - 05114 - Audio, microphone. Elements.

    Audio, microphone. Elements. Manufactured for CTI Audio Inc. Approximate dimensions: 0.553" OD x 0.838" high. No other information available.

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  21. UNMARKED - 5-161 - CD Laser assembly.
    Special Price $2.00 Regular Price $4.00
    CD Laser assembly. Learn More
  22. SONY - 1-826-219-11 - Speakers. 8 Ohm 13 watt, heavy magnet.
    Speakers. 8 Ohm 13 watt, heavy magnet, mounted on metal plate with (2) 1/2" mounting hole/slots, with vibration stopping grommets 0.37" ID. SizeL 6" x 2" (150 x 50mm). Overall 8.5" x 2" deep. Cross: KDF-E42A10 Learn More
  23. RCA/RADIX GROUP INT'L - 1468150-7 - Speaker. 16 Ohm 5" x 7".
    Special Price $4.95 Regular Price $9.95

    Full Range Dual Cone Speakers. 16 Ohm 6oz magnet whizzer cone. Size: 5" x 7". Japan

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  24. Morse - 97DD - 8 Track & Cassette player, chassis
    Audio equipment. 8 Track & Audio cassette recorder/player, chassis only. Amplifier included but without case or speakers. Specification sheets available upon request. Morse Electrophonics. Note: New older stock. Learn More
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