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BT139 TRIAC


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  • Stock: Out Of Stock

    Availability: NotInStock priceValidUntil: 2026-10-28

  • SKU: 911 | DAA185

Availability: NotInStock priceValidUntil: 2026-10-28

  • Rs. 36.58 (inc GST)
    Rs.31.00 + GST

    Qty :

GST Invoice: Available for all purchases; eligible for input tax credit.

Delivery: 2–8 days across India. No MOQ required.

Bulk Orders: Need a larger quantity or item not in stock? Email: dnatechindia [at] gmail.com

Import Service: We import a wide range of electronic components on request.

BT139 TRIAC

BT139 is a general purpose Triac normally used for switching and phase control application.

Planar passivated sensitive gate four quadrant triac in a TO-220AB package intended for use in applications requiring high bidirectional transient and blocking voltage capability and high thermal cycling performance. Typical applications include

  • Motor control
  • Industrial and domestic lighting,
  • Heating and static switching

BT139 TRIAC is sensitive gate "series E" triac is intended to be interfaced directly to micro-controllers, logic integrated circuits and other low power gate trigger circuits.

Features of BT139 Triac

  • Direct triggering from low power drivers and logic ICs

  • High blocking voltage capability

  • Planar passivated for voltage ruggedness and reliability

  • Sensitive gate

  • Triggering in all four quadrants

  • TRIAC, 16A, 800V

  • Thyristor/Triac type : Triac

  • Voltage, Vdrm : 800V

  • Current, It rms : 16A

  • Current, Gate Trigger, Igt, (Q1), t2+g+ : 35mA

  • Current, Itsm (50Hz) :155A

  • Current, Itsm (60Hz) :170A

  • Package/Case :TO-220AB

Extra Information
Country of Origin China
Imported By ElectroSource Private Limited

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Frequently Asked Questions

Do you provide a GST bills?
Yes we provide GST Bill by the name of DNA Solutions. You will receive a GST compliant invoice for your records. You can take GST benefit.
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Returns/replacements depend on the item type and condition. If there’s an issue, contact us with photos/videos and we’ll guide you as per policy.
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We’re based in Nashik, Maharashtra. All orders are dispatched from Nashik.
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We accept UPI, cards, netbanking, and other checkout options shown on the payment page.
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Yes — we can share a quotation/proforma invoice. Send: part number(s), quantity, your GSTIN (if applicable), billing name/address, and delivery PIN code.
If I order the same parts again later, will they match?
We try to maintain consistency, but supply can change. If matching lot/brand matters, tell us in advance and we’ll advise what’s available.
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