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Welcome to Alltronics LLC. We are based in Silicon Valley and have been supplying wholesale electrical and electro-mechanical parts for companies, institutions and hobbyists for over 40 years!

We only sell online at, and through our our Top-Rated eBAY and Amazon stores.

Orders in stock are generally processed within 1-2 business days after order, we do ship DHL/UPS for international destinations, so please get orders in by Fridays 3pm pacific to be included in the latest shipment.

We do offer a "will-call" service for our many Bay Area customers. After you place an order on any of our sites, you can call us to arrange a time to pick-up Monday-Friday between 9am & 2pm Pacific.

On we do have a $20 minimum order and for your convenience we accept Paypal, VISA, Mastercard, American Express and now also offer net 30 credit for well established customers.

We offer a 30 day return window for any issues you have with our products with zero return shipping cost for any verified product quality issue.

For custom RFQ's, inventory queries or your surplus electronics offers please email

We also now offer eCommerce, Informational and Blog WEB setup services and also PROM, EPROM, EEPROM and FLASH programming services. For a quote, please call us on 1-888-611-7704 x4 or send email to

Buyers located outside the United States must agree to the following terms/conditions before we are able to arrange shipping to a destination outside the USA: By placing an order on this site you are hereby authorizing Alltronics LLC to import the goods on your behalf. Further, you agree that we will delegate the obligation to import the goods on your behalf to a subcontractor, e.g. a customs broker like UPS or DHL, and you agree to pay any assessed taxes, duties and brokerage fees to the subcontractor before your package will be delivered.

California Proposition 65 WARNING: Some products sold on this site can expose you to chemicals, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, please visit

Alltronics Top Sellers
AnaTek-Blue ESR/Low Ohms Meter Kit
Switch-Bonanza Pkg of 50
117VAC -> 24VAC, 5A-CT Transformer - 67-1245
50W Hi-Fi Audio Power Amp-Kit

Alltronics Whats New !
Samsung SSP4N60 N-Channel Power MOSFET
Samsung KA431Z 2.5v Reference Shunt Regulator
Sprague Disk Capacitor 0.33uF 16V
Fairchild KA278R51TU Regulator 5v, 2A
Arnold Magnetics Toroid core - A-548127-2
Magnetics Tape Wound Core - 50B66-1/2D. Pkg of 3
Magnetics Toroid Core - 77548A7
IXYS IXSH20N60U1 40A, 600V Power IGBT
ERO Interference Suppression Film Capacitor - Class X2 - 0.1F 250V
Aerovox Corp ARPM Axial Metallized Polypropylene Capacitors - 0.047uF 400V
Nippon Chemi-Con Radial Electrolytic 3300F 160V
ERO Interference Suppression Film Capacitor - Class X2 - 1F 250V
RCA Tone Generator - WA-26A
SGS Thompson STTH803D Fast Recovery Rectifier
Nippon Chemi-Con Radial Electrolytic 1500F 200V
ERO Interference Suppression Film Capacitor - Class X2 - 0.01F 250V
Alltronics Deals
LM340T-5.0 Switching Regulator
DPST On/Off Toggle Switch - 20A
Tecate 0.78uF, 250v Polyester Capacitor
Perkin Elmer VT43N1 Light Dependant Resistor
1N4740 DIODE
Lin Engineering 4118L-25P-07R0 bipolar stepper motor
FINE WIRES Ltd LITZ Wire 24 AWG - 70 Strands of 43 AWG - Per Foot

Customer Comments
See what some of Alltronics loyal customers write about us! "Just wanted to thank you for the incredibly prompt and professional service", "You have a really nice assortment of experimenter parts. Great to find your site!", "This site is great, I am going to tell everyone at about you and they are going to go crazy when they see your deals!!"

About Alltronics
Alltronics has been in the low cost electronics surplus business for 30+ years. We are now based in Santa Clara, CA and ship world wide via USPS and UPS. We aim to provide you a more personalized service and the best in surplus electronics for both hobbyist and professional. Please browse our 9000+ items and check out our "What's New" section as we have added many new products in the last year!
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