Worldwide Shipping

(50Pcs/lot)BC547+BC557 Each 25Pcs BC547B BC557B NPN PNP Transistor TO-92 Power Triode Transistor kit Bag

74 reviews
100% of buyers enjoyed this product! 739 orders
15-60 days (ships out in 2-7 business days)
Total Price:
Best price guarantee
View cart
  1. Worldwide shipping (Except some countries and APO / FPO)
  2. The images shown are not the actual item and are for reference only.
  3. We will give you a tracking number when we send the products out, so you can check it online.
  4. Products will be delivered in 2-7 days after receiving your payment.  Please wait patiently.
  5. Service Transit Time is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season.
keywords 2:
field effect transistors
keywords 1:
NPN PNP Transistor
BC547B BC557B
Model Number:
BC557 BC547
Package Type:
Throught Hole
Brand Name:
Triode Transistor
keywords 3:
electronic components


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse will be shipped by ePacket or Aliexpress Standard or China Post Registered Air Mail depending on the weight and size of the product and delivery location.

Do you ship worldwide?

Yes. We provide shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-60 Business days
Canada, Europe 10-60 Business days
Australia, New Zealand 10-60 Business days
Central & South America 15-60 Business days
Asia 10-40 Business days
Africa 15-60 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us. Some countries may not have tracking such as Romania, Bolivia, Botswana,etc.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, you can request a refund or reshipment for ordered products if:

  • If you did not receive the product within the guaranteed time( 60 days not including 2-5 day processing) you can request a refund or a reshipment.
  • If you received the wrong item you can request a refund or a reshipment.
  • If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

We do not issue the refund if:

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of National Semiconductor (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (60 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


Once the product has paid, it cannot be exchanged. But you can cancel the order by sending email to us within 12 hours.

Please do not send your purchase back to us unless we authorize you to do so.

Real customer reviews

74 reviews
100% of buyers enjoyed this product!
5 stars
4 stars
3 stars
2 stars
1 star
verifed buyer
6 Jan 2021

Thank you!

verifed buyer
6 Jan 2021

Two and a half weeks to Belgorod. The quantity is normal and the quality after installation will be clear. Recommend. To the store five stars and thank you.

verifed buyer
4 Jan 2021

Все получил. Очень доволен.

verifed buyer
1 Jan 2021

Parcel received thank you store

verifed buyer
28 Dec 2020


verifed buyer
25 Dec 2020

Cool transit. PRP 430 h21e a pnrm 310 50 total... 1 in 1 came,,

verifed buyer
24 Dec 2020

The goods are good, went two months, thanks to the store, I recommend.

verifed buyer
24 Dec 2020

Excellent! Thank you.

verifed buyer
24 Dec 2020

Optionally checked several pieces of each bag. Everything is fine. The gain on the device is approximately 290 - 320.

verifed buyer
23 Dec 2020

all ok

verifed buyer
12 Dec 2020

It's OK, it came fast

verifed buyer
11 Dec 2020


verifed buyer
10 Dec 2020

Five stars. I didn't. I didn't. Hope for quality

verifed buyer
9 Dec 2020

Fast shipment, subject to product description

verifed buyer
7 Dec 2020

The bag is not the same as in the picture. Bags are not signed. Came very quickly, all 50 pieces. I am pleased.

verifed buyer
5 Dec 2020

Got in 18 days. In two zip bags, the size is small. I have not yet applied, so, unfortunately, I can not describe the practical characteristics and experience of real use. But the price is low and sure that the transistors fully justify their cost. Thank you store!

verifed buyer
4 Dec 2020

Feet magnetic

verifed buyer
3 Dec 2020

Got it.

verifed buyer
29 Nov 2020

Everything is fine! The store and the store recommend! Corresponds to the nominal value. The goods are working.

verifed buyer
28 Nov 2020

The quantity corresponds to the specified, checked selectively, pasted into the power supply circuit two 547 and two 557 work, h21e almost everyone has the same with a small spread, the purchase is satisfied!

verifed buyer
25 Nov 2020

The trnnsistors are good quality. It took 44 day to arrive to Chile

verifed buyer
24 Nov 2020

As described. Works as it should. Will buy again if needed.

verifed buyer
23 Nov 2020

Free blisteringly fast and objects as described store super

verifed buyer
20 Nov 2020

Everything has come, everything is fine

verifed buyer
14 Nov 2020

5 weeks to germany NO antistatic packaging ;((

1 2 3
More reviews
Write a review
© Copyright 2024. All Rights Reserved

Shopping cart