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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 sell online at, and through our our Top-Rated eBAY, Amazon, Bonanza and Walmart stores. We no longer have a retail store, however, 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.

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 now offer a DDP (Delivery Duty Paid) shipping option for our international customers where the import duties/fees can be paid up front. Select the "DDP-Import Duty Paid" shipping option at checkout.

We offer a 30 day unconditional return window for 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

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
Analog Devices-Precision 10v Reference- AD581KH
Linear Tech-JFET Operational Amplifier #LT1057ACN8
Linear Tech-Operational Amplifier #LT1013CN8
7-pin-Tube Socket

Alltronics Whats New !
BIT NOISE FILTER - IQ-0622-H2 - 250V 6A
ZETEX NPN Silicon Planar Medium Power Transistor
SD Magnetic alarm switch - One set
PHC Bench Supply, 0-30VDC, 5A
Variable Cap 5-16pF Mylar
Diodes 200 x 10 Values Diode Assorted Kit.
Power Resistor 18Ω 5%, 5 Watt
BIT NOISE FILTER - IP-0442-H2 - 250V 4A
PHC Bench Supply 2-24VDC, 7A
PHC DC Power Supply 3-15VDC, 4A
ON Semiconductor Stepper Motor Driver #MC3479
Alltronics Deals
1N4742 DIODE
KERRIGAN LEWIS, LITZ Wire 30 Strands of 43 AWG - Per 1 Foot
Samsung Current Mode PWM Controller - KA3884
TIP127TU Transistor
Fuji Electrochemical SMS40-2401-A unipolar stepper motor
Consolidated 4405 RG58/U Coax Cable (By the foot)
Mabuchi DC Motor 12-28V
100K Ohm Linear Potentiometer

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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