Products — Electrical Components

Low-Frequency Thyristor T173-3200

Low-Frequency Thyristor T173-3200

$0.90-3.60
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Low-Frequency Thyristor T153-2000

Low-Frequency Thyristor T153-2000

$0.90-3.60
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Diode-Thyristor Module MD/Th-240-65-A2 for Power Converters

Diode-Thyristor Module MD/Th-240-65-A2 for Power Converters

$90-360
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High-Power IGBT Module MIXV-HB45SG-400N

High-Power IGBT Module MIXV-HB45SG-400N

$900-3,000
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MD/Th-650-12-A2 Combination Thyristor-Diode

MD/Th-650-12-A2 Combination Thyristor-Diode

$9-36
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Low-Frequency Thyristor T183-3200

Low-Frequency Thyristor T183-3200

$9-36
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Low-Frequency Thyristor T243-630

Low-Frequency Thyristor T243-630

$0.90-3.60
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Thyristor Module MT1-830-18-E2M-U2

Thyristor Module MT1-830-18-E2M-U2

$90-300
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Dual-Position Thyristor Module MTx-500-36-D

Dual-Position Thyristor Module MTx-500-36-D

$90-300
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Low-Frequency Thyristor T233-500

Low-Frequency Thyristor T233-500

$0.90-3.60
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Low-Frequency Thyristor T373-3200

Low-Frequency Thyristor T373-3200

$0.90-3.60
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High-Speed Impulse Thyristor TBI143-630

High-Speed Impulse Thyristor TBI143-630

$9-36
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Low-Frequency Thyristor T175-200

Low-Frequency Thyristor T175-200

$9-36
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High-Power IGBT Module for Transport Applications MISV-SS45SG-1000N

High-Power IGBT Module for Transport Applications MISV-SS45SG-1000N

$900-3,000
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Fast-acting Thyristor TB133-320 for AC and DC Circuits

Fast-acting Thyristor TB133-320 for AC and DC Circuits

$9-36
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High-Speed Impulse Thyristor TBI873-1600

High-Speed Impulse Thyristor TBI873-1600

$9-36
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Low-Frequency Thyristor T193-3600

Low-Frequency Thyristor T193-3600

$3-18
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Fast-Acting Thyristor TB243-500

Fast-Acting Thyristor TB243-500

$9-36
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High-Speed Thyristor TBCH123-200 for DC and AC Applications

High-Speed Thyristor TBCH123-200 for DC and AC Applications

$9-36
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High-Frequency Fast-Acting Thyristor TBCH153-800

High-Frequency Fast-Acting Thyristor TBCH153-800

$9-36
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Low-Frequency Thyristor T393-5000

Low-Frequency Thyristor T393-5000

$9-36
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High-Speed Thyristor TB333-400

High-Speed Thyristor TB333-400

$3-18
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Fast-Acting Thyristor TB143-400

Fast-Acting Thyristor TB143-400

$0.90-3.60
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Low-Frequency Thyristor T163-2000

Low-Frequency Thyristor T163-2000

$9-36
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Low-Frequency Thyristor T253-1390

Low-Frequency Thyristor T253-1390

$6-36
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Low-Frequency Thyristor T161-200

Low-Frequency Thyristor T161-200

$1.50-6
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Fast-acting Thyristor TBI473-1600

Fast-acting Thyristor TBI473-1600

$9-36
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Low-Frequency Thyristor T143-800 for DC and AC Circuits

Low-Frequency Thyristor T143-800 for DC and AC Circuits

$0.90-3.60
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Fast-Acting Thyristor TБ271-200 for Industrial Applications

Fast-Acting Thyristor TБ271-200 for Industrial Applications

$9-36
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High Power IGBT Module MIXM-SS33SG-450N-A

High Power IGBT Module MIXM-SS33SG-450N-A

$900-3,000
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High-Speed Thyristor TBI353-1000 for DC and AC Circuits

High-Speed Thyristor TBI353-1000 for DC and AC Circuits

$9-36
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High-Speed Thyristor T371-250 for AC and DC Applications

High-Speed Thyristor T371-250 for AC and DC Applications

$9-36
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Low-Frequency Diode D175-500x for Electrical Devices

Low-Frequency Diode D175-500x for Electrical Devices

$0.90-3.60
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Rectifier Diode D271-500х for Electrical and Electronic Devices

Rectifier Diode D271-500х for Electrical and Electronic Devices

$0.30-1.80
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Low-Frequency Rectifier Diode D443-1000

Low-Frequency Rectifier Diode D443-1000

$0.30-1.80
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Low-Frequency Rectifier Diode D133-1000

Low-Frequency Rectifier Diode D133-1000

$0.30-1.80
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Low-Frequency Rectifier Diode D333-630

Low-Frequency Rectifier Diode D333-630

$0.30-1.80
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Low-Frequency Rectifier Diode D253-1600

Low-Frequency Rectifier Diode D253-1600

$0.30-1.80
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Low-Frequency Rectifier Diode D143-1000

Low-Frequency Rectifier Diode D143-1000

$0.90-3.60
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Low-Frequency Rectifier Diode D173-5000

Low-Frequency Rectifier Diode D173-5000

$0.30-1.80
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Low-Frequency Rectifier Diode D133-630

Low-Frequency Rectifier Diode D133-630

$0.30-1.80
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Low-Frequency Rectifier Diode D123-500

Low-Frequency Rectifier Diode D123-500

$0.09-0.36
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High Power Diode Module MDSV-SD33SG-2400N

High Power Diode Module MDSV-SD33SG-2400N

$900-3,000
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Fast Recovery Diode DCh261-250х

Fast Recovery Diode DCh261-250х

$0.09-0.60
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D161-250 Rectifier Diode for Electrical and Radioelectronic Devices

D161-250 Rectifier Diode for Electrical and Radioelectronic Devices

$0.03-0.24
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Power Semiconductor Module for Load Switching MIAA-xx17FA-200N

Power Semiconductor Module for Load Switching MIAA-xx17FA-200N

$9-36
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Combined Thyristor-Diode Module MT/Dх-250-24-C1

Combined Thyristor-Diode Module MT/Dх-250-24-C1

$9-36
PROTON-ELECTROTEX OJSC 🇷🇺

Semiconductors, Modules and Passive Components from Russian Electronics Makers

An electronics sourcing section of 1,485 positions from 456 suppliers — the largest supplier pool in the electrical group, reflecting how many specialised plants and design houses feed it. The catalogue spans 183 electronic boards and modules, 127 resistor positions, 88 transistors, 77 diodes and varistors, 76 ICs and microcontrollers, 69 capacitors, 63 power semiconductors (thyristors, IGBT and MOSFET modules), 62 chokes and reactors, antennas and microwave devices (54), audio amplifiers, EMI filters, sensors and amorphous magnetic cores.

Two buying scenarios dominate. Industrial maintenance: Russian plants continue manufacturing component series long after global vendors discontinue them, which keeps older drives, power converters and radio equipment repairable. And power electronics: thyristors, rectifier diodes and IGBT assemblies for traction, induction heating and electrolysis are produced in ratings up to thousands of amperes, with test data per device — a niche where Russian semiconductor fabs remain internationally competitive on price per kilowatt switched.

  • Documentation: datasheets with electrical curves and limit parameters; English translations on request.
  • Testing: power devices ship with individual measurement protocols; batch acceptance testing can be ordered.
  • Quantities: from single power modules to reels of passives; no commodity-exchange minimums.
  • Logistics: compact air courier shipments in 5–10 days or consolidated sea freight for production volumes.

Publish the part numbers or parameters you need as a sourcing request and component plants will respond with availability and pricing.

FAQ

Can I source replacements for discontinued components here?
Often yes. Russian component plants keep long production runs, and many series electrically equivalent to discontinued Western or Japanese parts remain in manufacture. Provide the original part number and key parameters; suppliers will propose functional equivalents with comparison datasheets so your engineers can verify drop-in suitability before ordering.
How are high-power thyristors and IGBT modules tested before shipment?
Each power device is measured individually at the factory — blocking voltage, gate parameters, on-state voltage drop — and shipped with its measurement protocol. For converter rebuilds, plants can match devices into balanced sets for series or parallel operation, which saves commissioning time on multi-device bridges.
What minimum order applies to small components like resistors and diodes?
Passives sell by standard packaging — tubes, reels or boxes, typically from 100–1,000 pieces depending on the component. Power modules, boards and specialised ICs are available from single units. Mixed maintenance orders combining many line items in small quantities are routine for suppliers in this section.
Are English-language datasheets available?
Core parameters are always available in datasheet form, and most suppliers provide English translations or parameter tables on request — allow a few extra days for less common items. For critical designs, ask for limit operating conditions and reliability data, which Russian datasheets document in detail.
How do payments and shipping work for small electronics orders?
Suppliers invoice in a convenient currency and accept bank transfer; small orders commonly ship after full prepayment, larger ones split into advance and pre-shipment balance. Air courier handles kilogram-scale parcels to most regions in 5–10 days with export paperwork included. Confirm any import permits your country applies to electronic components.