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Semitronus

Semitronus

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Featured items

  • 1 Piece | MJ15024 Motorola Power Transistor ECG388 NTE388

    $7.95Save up to 20% when you buy more

  • STK412-150 + Heat Sink Compound By SANYO

    $17.95Save up to 20% when you buy more

  • Motorola 2N3806 PNP Silicon Dual VHF Switching Amp Replaces ECG82 NTE82

    $7.95Save up to 20% when you buy more

  • 10 Pieces | MJ2955 Complementary Silicon Power Transistor BY MOTOROLA

    $35.95Save up to 20% when you buy more

  • 1 Pair | 2SB600 + 2SD555 200V 15A 200W 4MHz TO-3 New Original NEC

    $21.95Save up to 20% when you buy more

  • 1 Piece | IRG4PC50U | TO-247 | GBT Transistor 600V 55A 200W | New Original IR

    $5.95Save up to 20% when you buy more

Thousands of Semiconductors!

20% discount when you purchase 4 or more

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Thousands of Semiconductors!

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STK0050II Power Amplifier + Heat Sink Compound by SANYO

$22.95Save up to 20% when you buy more

1 PIECE -- 2SA566 Encapsulation: TO-66 New Original HITACHI

$13.95Save up to 20% when you buy more

2 Pieces | AN6821 "Original" Panasonic (Matsushita) FREE US Shipping

$15.95Save up to 20% when you buy more

STK4192II STK4192 II + Heat Sink Compound Original SANYO

$11.95Save up to 20% when you buy more

3 Pieces | 2SA1169 Sanken PNP Transistors Equiv: NTE93 ECG59 | FREE US Shipping

$19.95Save up to 20% when you buy more

2 Pieces Mitsubishi 2SC2312 Silicon RF Transistor NPN Replaces NTE236 ECG236

$13.95Save up to 20% when you buy more

5 Pieces | 2N3773G Power Transistors, 16A 140V NPN BY ON

$26.95Save up to 20% when you buy more

10 Pieces | Motorola 2N5109 Power Transistors ECG278 / NTE278 | FREE US Shipping

$39.95Save up to 20% when you buy more

2SA1170 +2SC2774 NTE58 NPN & NTE59 PNP Complementary BY SANKEN

$18.95Save up to 20% when you buy more

AN620 "Original" Panasonic (Matsushita) IC FREE US Shipping

$15.95Save up to 20% when you buy more

1 Pair | MJ15023 + MJ15022 Motorola PNP + NPN Transistors

$10.95Save up to 20% when you buy more

20 PIECES DG411DY IC SWITCH QUAD SPST 16SOIC

$24.95Save up to 20% when you buy more

10 MUR1520 U1520 Ultra-Fast Recovery BY MOTOROLA

$33.95Save up to 20% when you buy more

2SC3997-NPN silicon transistorLOT OF 10

$22.95Save up to 20% when you buy more

5 Pieces | Motorola 2N3866JAN MIL-SPEC

$24.95Save up to 20% when you buy more

2SB554 + 2SD424 PNP + NPN TRANSISTORS; 15A/150W TOSHIBA

$14.95Save up to 20% when you buy more

10 Pieces | 2N5686 Motorola NPN Power AMP Transistors 300W | FREE US Shipping

$69.00Save up to 20% when you buy more

2 Pairs 2SA1146 +2SC2706 Original Silicon PNP +NPN| FREE Shipping within US!

$17.95Save up to 20% when you buy more

STK4040II + HEAT SINK COMPOUND ORIGINAL SANYO

$15.95Save up to 20% when you buy more

5 Pieces | 2SB536 Transistor PNP 120V 1,5A 20W

$14.45Save up to 20% when you buy more

2 Pieces | Schottky Diode, IR, 50HQ045, 60 Amps, 45 Volt, Stud D05, NTE6094

$15.95Save up to 20% when you buy more

2 Pieces | 2SD1706 Original New Matsushita Silicon NPN Power | FREE US Shipping

$14.95Save up to 20% when you buy more

MC1355P NTE Equivalent NTE750 IC-FM/IF AMPLIFIER BY MOTOROLA

$2.95Save up to 20% when you buy more

3 Pairs | MJ21193 + MJ21194 PNP + NPN Si Power Transistor New Original MOTOROLA

$37.95Save up to 20% when you buy more

LA78040A BY SANYO 1 Piece

$2.95Save up to 20% when you buy more

MJH6284 DARLINGTON 20 AMPERE 80, 100 VOLTS 160 WATTS

$6.95Save up to 20% when you buy more

1 Pair | MJ15015 + MJ15016 NPN + PNP Power Transistor 15A 180W

$10.95Save up to 20% when you buy more

2SC1403 Original New Sanken Transistor FREE US Shipping LOT OF 1

$13.95Save up to 20% when you buy more
GREAT PRICE

Great price compared to similar brand new items

4-PACK Astonish Oven Cookware Cleaner | 4 x 8.4 oz +4 Scrubbers | As Seen on TV

$35.95Save up to 20% when you buy more

20 Pieces Motorola 2N718 TO-18, NPN, HFE 40, FT 60, 50 V, .5 A, .5W

$14.95

2SA1294 + 2SC3263 Original SANKEN

$9.95Save up to 20% when you buy more

2 Pairs | Sanken 2SA1494 + 2SC3858 PNP+NPN Transistors 200V 17A 200W 20MHz

$21.95Save up to 20% when you buy more

STK1050 + Heat Sink Compound ORIGINAL SANYO

$18.95Save up to 20% when you buy more

5 Pieces Mil-Spec JX2N5667 NPN Silicon Power Switching Transistors

$14.95

2 Pieces SANYO STK0050 Power Amplifier + Heat Sink FREE Shipping within the US

$42.95Save up to 20% when you buy more

NB6GE14-4SWT MIL-SPEC Circular Connector by ITT CANNON

$29.00Save up to 20% when you buy more

25 Pieces MCR100-6 SCR Thyristor 400V 800mA TO-92 Motorola

$14.95

10 Pair | Toshiba 2SC5359 + 2SA1987 NPN+PNP Audio Transistor | FREE US Shipping

$54.95Save up to 15% when you buy more

STK4048V 150 W min AF Power Amplifier (Split Power Supply) + HEAT SINK COMPOUND

$22.95Save up to 20% when you buy more

FN1016 160/150V, 8A, 70W, 80MHz BY SANKEN

$2.25Save up to 20% when you buy more

IRFP350 MOSFET TO-247,16A, 400V BY VISHAY

$3.25Save up to 20% when you buy more

LOT OF 2 | 2SC2509 Toshiba RF/VHF/UHF Transisto | FREE US Shipping

$23.95Save up to 20% when you buy more
GREAT PRICE

Great price compared to similar brand new items

STK4181V + Heat Sink Compound Original SANYO

$12.95Save up to 20% when you buy more

2 Pieces IRFP150 N-CHANNEL POWER MOSFET BY IR

$2.45Save up to 20% when you buy more
GREAT PRICE

Great price compared to similar brand new items

2SD287 / D287 NPN Silicon Transistor New Original NEC

$14.95Save up to 20% when you buy more

4 Pairs | Toshiba 2SB554 + 2SD424 PNP + NPN Transistors | FREE US Shipping

$49.95Save up to 20% when you buy more

MJ15015 New High Power Bipolar NPN 15A 120V 180W Silicon Transistor Original ST

$12.95Save up to 20% when you buy more

5 Pairs of 2SD551 + 2SB681 Toshiba Audio Transistors TO-3

$44.45Save up to 20% when you buy more
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About us

Thank you for visiting our store! We have been serving our eBay customers for over 20 years from our small family business here in New Jersey. Our goal is to provide you with a large variety of semiconductors of the highest quality and at the best market prices. Have a question or comment? Reach out to us anytime, we look forward to hearing from you!
Location: United StatesMember since: Jul 26, 2002Seller: semitronus
Top Rated SellerSemitronus is one of eBay's most reputable sellers. Consistently delivers outstanding customer service Learn more

Feedback ratings

Last 12 months

Positive1,494- positive feedback in last 12 months
Neutral6- neutral feedback in last 12 months
Negative0- negative feedback in last 12 months

Detailed seller ratings

Average for the last 12 months

Accurate description
5.0
Reasonable shipping cost
4.9
Shipping speed
5.0
Communication
5.0

Seller feedback (14,212)

c***3 (2153)- Feedback left by buyer c***3 (2153).
  • Past month
Excellent service!
r***h (731)- Feedback left by buyer r***h (731).
  • Past month
Fast Delivery
x***r (2968)- Feedback left by buyer x***r (2968).
  • Past month
Exactly as advertised, and fast shipping. Perfect, Thanks!
n***j (983)- Feedback left by buyer n***j (983).
  • Past month
🥳🥳🥳🥳🥳🥳🥳fantastic
r***r (1033)- Feedback left by buyer r***r (1033).
  • Past month
Good seller
1***1 (318)- Feedback left by buyer 1***1 (318).
  • Past month
Fast shipping and excellent quality
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