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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 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

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
Sunon-5V Fan Size 30mm x 30mm x 6mm
CA3096-NPN Transistor Arrays
16-pin DIP Digital Logic-Adapter

Alltronics Whats New !
Signetics Dual asynchronous receiver/transmitter
1uF 50V Radial Electrolytic
330uF 16V Radial Electrolytic
GI Fast Rectifier - 16A, 200V
Central Simiconductor Silicon Full Wave Bridge Rectifier - CBRI-D040
MCR8D DIODE - 400V, 8A
Nichicon Radial Electrolytic 1000uF 16V
Motorola Silicon Controlled Rectifier -MCR69-3
IR Schottky DIODE - 35V, 10A
GI Fast Rectifiers 1kv
IR Schottky DIODE
Motorola SWITCHMODE Power Rectifiers
50SQ080 Schottky DIODE
BYT08PI-400 Rectifiers 8.0 Amp 400 Volt
Alltronics Deals
Consolidated 4450 RG58 High Temp Coax Cable (By the foot)
Fuji Electrochemical SMS40-2401-A unipolar stepper motor
2N6437 Transistor
DPST On-Off Toggle Switch - 20A
Tecate 5.6uF, 100v Polyester Capacitor
OSM NEMA17 Single Shaft 1A/63oz-in Stepper Motor

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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