Product categories

Have You Seen

SCD40 GAS SENSOR Module FOR CO2 SENSOR

Sensirion SCD40 CO₂ and Environmental Sensor ModuleSCD40 Sensor Module + CO₂, Temperature, Humidity ..

Rs.1,864.40 (inc GST)
Rs.1,580.00 + GST

SKU: 10908 | DAK157
Stock: 15

Elecrow Crowtail PH Sensor 2.0 (CRT14016P)

Elecrow PH Sensor 2.0 Water Quality SensorElecrow Crowtail PH Sensor 2.0 for pH testing in aqueous s..

Rs.1,911.60 (inc GST)
Rs.1,620.00 + GST

SKU: 10910 | DAK010
Stock: 15

Diodes & Transistors

Buy Diodes & Transistors Online in India – Genuine Parts for Every Circuit

DNA Technology is your trusted online store for Diodes and Transistors in India. Based in Nashik, we supply authentic electronic components across India — trusted by engineers, technicians, hobbyists, and OEMs. Whether you’re repairing, prototyping, or running production, we make component sourcing simple, quick, and affordable.

We are part of the DNA Technology Online Electronic Component Store, where you can explore a full range of sensors, ICs, semiconductors, and power devices — all genuine, quality-checked, and ready to ship.

  • ✅ Wide range from signal to power components
  • ✅ Fast, reliable delivery across India
  • ✅ Retail, bulk, and OEM supply options
  • ✅ GST compliant invoice for every order

Our Diode Range

Shop premium Zener Diodes, Schottky Diodes, Ultra-Fast Recovery Diodes, Reference Diodes, Free Wheeling Diodes, and Bridge Rectifiers. Ideal for voltage regulation, rectification, and circuit protection in power, control, and communication applications.

Transistors That Perform

Find the right NPN Power Transistor, PNP Power Transistor, or Medium Frequency Transistor for your design — reliable switching and amplification for power supplies, audio amplifiers, automation systems, and more.

Every circuit starts with dependable components. With DNA Technology, you get verified quality, fast dispatch, and responsive support — not just a product listing.

Frequently Asked Questions about Diodes & Transistors

Q: Are these genuine components?

Yes. All products are sourced from authorized distributors or trusted manufacturers — 100% original and quality-tested.

Q: Can I buy just one piece?

Absolutely. We support both single-piece and bulk orders.

Q: Will I receive a GST invoice?

Yes, every order is billed with a GST-compliant invoice from DNA Technology.

Q: How soon will my order ship?

Orders for in-stock items are usually dispatched within 24 hours. Delivery times depend on your city or region.

Q: Can you share datasheets or specifications?

Yes, we provide datasheets and technical support to help you choose the right components for your application.

Q: I can’t find a specific diode or transistor — can you help?

Definitely. Just contact us with your part number or specs, and we’ll arrange it or suggest an equivalent option.

Looking for more components? Visit our Home Page to browse sensors, ICs, relays, and thousands of other electronic parts — all available online with fast delivery across India.



MJE3055 Power Transistor

MJE3055 Power Transistor

MJE3055 Power TransistorThe MJE3055T is a silicon Epitaxial-Base NPN transistor in Jedec TO-220 pa..

Rs.21.24 (inc GST)
Rs.18.00 + GST

SKU: 285 | DAA145
Stock: 11
MUR460 Diode

MUR460 Diode

MUR460 DiodeMUR460 diode is a state of art designed for use in switching power supplies, inverters a..

Rs.9.44 (inc GST)
Rs.8.00 + GST

SKU: 586 | DAA355
Stock: 7
MJE13003D NPN Power Transistor

MJE13003D NPN Power Transistor

MJE13003D NPN POWER TRANSISTORMJE13003D is HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR. The UT..

Rs.11.80 (inc GST)
Rs.10.00 + GST

SKU: 563 | DAA143
Stock: 43
US1M Ultrafast Power Diode

US1M Ultrafast Power Diode

US1M Fast/Ultrafast Power DiodeThe US1M is a surface mount ultra fast diode in SMB (DO-214AC) p..

Rs.9.44 (inc GST)
Rs.8.00 + GST

SKU: 881 | DAB574
Stock: 16
2N2222 Amplifier Transistor(TO-18)

2N2222 Amplifier Transistor(TO-18)

2N2222 Amplifier Transistor2N2222 is NPN BJT normally used in low power amplifiers and also for..

Rs.17.70 (inc GST)
Rs.15.00 + GST

SKU: 822 | DAA283
Stock: 20
TIP127 Darlington Transistor

TIP127 Darlington Transistor

TIP127 Darlington TransistorTIP127 is a Darlington PNP Transistor. It comes in TO220AB Pla..

Rs.17.70 (inc GST)
Rs.15.00 + GST

SKU: 826 | DAA210
Stock: 24
IN5408 Plastic Silicon Rectifier Diode

IN5408 Plastic Silicon Rectifier Diode

IN5408 Plastic Silicon Rectifier DiodeIN5408 Plastic Silicon Rectifier DiodeWe have Various sizes of..

Rs.6.37 (inc GST)
Rs.5.40 + GST

SKU: 679 | DAA362
Stock: 2
BC337 NPN Transistor

BC337 NPN Transistor

BC337 NPN TransistorThis is NPN Silicon Planar Epitaxial Transistors. BC337 transistor is in TO-92 P..

Rs.4.72 (inc GST)
Rs.4.00 + GST

SKU: 825 | DAA375
Stock: 15
BC327 PNP Transistor

BC327 PNP Transistor

BC327 PNP TransistorThis is Small signal PNP transistor. BC327 Transistor is in TO-92 package form.F..

Rs.2.36 (inc GST)
Rs.2.00 + GST

SKU: 830 | DAA377
Stock: 95
2N3904C Switching Transistor

2N3904C Switching Transistor

2N3904C NPN Transistor TO-92 Package 2N3904C: General Purpose NPN Transistor for Switching and Ampl..

Rs.3.54 (inc GST)
Rs.3.00 + GST

SKU: 568 | DAA285
Stock: 200
DB3 Bidirectional DIAC

DB3 Bidirectional DIAC

DB3 Bidirectional DIACdb3 bidirectional diacFunctioning as a trigger diode with a fixed voltage refe..

Rs.3.54 (inc GST)
Rs.3.00 + GST

SKU: 951 | DAA297
Stock: 80
TT2142 NPN Power Transistor TO‑220 Package

TT2142 NPN Power Transistor TO‑220 Package

TT2142 NPN Power Transistor for Amplifier ApplicationsTT2142 NPN Power Transistor designed for high-..

Rs.88.50 (inc GST)
Rs.75.00 + GST

SKU: 10016 | DAJ006
Stock: 25
BC857 PNP SMD Transistor

BC857 PNP SMD Transistor

BC857 PNP TransistorBC857 is PNP transistor in a SOT23 plastic package. NPN complement of BC847.Feat..

Rs.3.30 (inc GST)
Rs.2.80 + GST

SKU: 964 | DAB623
Stock: 100
LM336-2.5V Refrence Diode

LM336-2.5V Refrence Diode

LM336-2.5V Reference DiodeThe LM336-2.5 integrated circuits is precision 2.5V shunt regulator diodes..

Rs.12.98 (inc GST)
Rs.11.00 + GST

SKU: 585 | DAA074
Stock: 79
5.1v 1/2Watt Zener diode

5.1v 1/2Watt Zener diode

5.1V 1/2Watt Zener Diode 5.1V 1/2W Zener Diode for voltage regulation with 500mW power dissipation ..

Rs.5.78 (inc GST)
Rs.4.90 + GST

SKU: 9670 | DAA530
Stock: 30
2N3906 Small Signal PNP Transistor

2N3906 Small Signal PNP Transistor

2N3906 Small Signal PNP TransistorThe 2N3906 is a commonly used PNP bipolar junction transistor inte..

Rs.2.36 (inc GST)
Rs.2.00 + GST

SKU: 687 | DAA281
Stock: 25
Zener Diode 3.3V 0.5Watt

Zener Diode 3.3V 0.5Watt

Zener Diode 3.3V 0.5WattThis is a 3.3 Volts 0.5 Watt Through Hole Zener diode. Zener diode allo..

Rs.2.36 (inc GST)
Rs.2.00 + GST

SKU: 903 | DAA526
Stock: 0
NJW0281G and NJW0302G

NJW0281G and NJW0302G

NJW0281G and NJW0302G Power TransistorsNJW0281G and NJW0302G  Power Transistor for Amplifier bo..

Rs.312.70 (inc GST)
Rs.265.00 + GST

SKU: 1225 | DAA867
Stock: 0
MMDL914T1G Small Signal Switching Diodes (SOD-323)

MMDL914T1G Small Signal Switching Diodes (SOD-323)

MMDL914T1G Small Signal Switching Diode MMDL914T1G Small Signal Switching Diode for low-power applic..

Rs.9.82 (inc GST)
Rs.8.32 + GST

SKU: 8733 | DAH963
Stock: 0
VTB8441BH-ND SENSOR PHOTO DIODE (2-DIP Module)

VTB8441BH-ND SENSOR PHOTO DIODE (2-DIP Module)

Excelitas VTB8441BH-ND Sensor Photo Diode VTB8441BH-ND Photo Diode with IR filter, low dark current,..

Rs.545.41 (inc GST)
Rs.462.21 + GST

SKU: 8882 | DAH924
Stock: 0
Showing 21 to 40 of 211 (11 Pages)