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    AI Overview
    Current Transformers (CT) - Automation and Metering ...
    Promotions on electric current transformer (CT) cores often involve discounts on specific models (like Setra, Dent, NK Tech) through suppliers like Global Test Supply, Zot Supply, and Advantage Electric Supply, with deals like % off, bundled offers (e.g., free printer with bulk purchase from Graybar), and sales on popular types like split-core for easy installation or high-accuracy solid-core for precise metering. Look for seasonal sales, clearance events, or specific brand promotions at electrical suppliers. 
    Where to Find Promotions: 
    • Distributors: Global Test Supply, Zot Supply, Advantage Electric Supply, and Graybar list sale prices and deals.
    • Manufacturers: Check sites for Setra Systems or Flex-Core for direct offers. 
    Types of Deals & Products: 
    • Discounted Models: Find specific models like Dent Instruments, NK Technologies, or Setra on sale.
    • Bulk Offers: Graybar offers a free printer with large cartridge purchases.
    • Product Types: Look for savings on popular split-core CTs (easy installation) or high-accuracy solid-core CTs. 
    What to Look For: 
    • Sale Prices: Reduced prices on specific amperage (e.g., 100A, 400A) and aperture sizes.
    • Specific Features: Promotions on 333mV output CTs, Rogowski coils, or revenue-grade cores. 
    To find current promotions, search terms like "current transformer sale," "split core CT discount," or check the "sale" or "deals" sections on major electrical supplier websites. 
    • Current Transformers (CT)- NK Technologies
      Table_title: 200 products available Table_content: header: | Item | Manufacturer | Price | row: | Item: CT-0200-5-MS Current Trans...
      Advantage Electric Supply
    • Current Transformers - GlobalTestSupply.com
      Table_title: Magnelab SCT-2000-400 Split Core Current Transformer Model: SCT-2000-400 Table_content: header: | Sale Price | $63.60...
      Global Test Supply
    • Current Transformers - GlobalTestSupply.com
      Table_title: DENT CT-HLC-0400-U Hinged Large Split Core Current Transformers, 400A Model: CT-HLC-0400-U Table_content: header: | S...
      Global Test Supply
    • Current Transformers | Graybar Store
      Get a free printer when purchasing 12 or 16 cartridges for a limited time. Square D (Schneider Electric) PowerLogic Current Transf...
      Graybar
    • Split-Core Current Transformer (CT) - Setra Systems
      Save $-61.27. $61.27. SKU CTS020. 20 Amps - $61.27. 50 Amps - $61.27. 100 Amps - $91.44. 200 Amps - $91.44. 400 Amps - $91.44. 20 ...
      Setra Systems
    • Current Transformers - Output Ranges 1-5A & 0.333-1V
      FLEX-CORE® has a large inventory of current transformers (CTs). They offer a variety of types of CTs, including: * **Split-core** ...
      FLEX-CORE
    • Power Metering Current Transformers - Zot Supply
      Price * Dent Instruments. Dent Instruments CT-RGTM-15-0100-U : Solid-Core, 0.75" (19mm) Opening; 100A. ... * Dent Instruments. Den...
      Zot Supply
    • Current Transformers (CT)- NK Technologies
      Table_title: 200 products available Table_content: header: | Item | Manufacturer | Price | row: | Item: CT-0200-5-MS Current Trans...
      Advantage Electric Supply
    • Current Transformers - GlobalTestSupply.com
      Table_title: Magnelab SCT-2000-400 Split Core Current Transformer Model: SCT-2000-400 Table_content: header: | Sale Price | $63.60...
      Global Test Supply
    • Current Transformers - GlobalTestSupply.com
      Table_title: DENT CT-HLC-0400-U Hinged Large Split Core Current Transformers, 400A Model: CT-HLC-0400-U Table_content: header: | S...
      Global Test Supply
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    Videos
    Current Transformer (CT) Working Principles and Factors ...
    YouTube · ElectricalEngineeringPlanet
    Jun 18, 2025
    YouTube · ElectricalEngineeringPlanet
    10:32
    Current transformers (CTs) safely measure high currents by scaling them down to 5A or 1A for easy reading.
    ElectricalEngineeringPlanet
    YouTube·
    Jun 18, 2025

    Current Transformer (CT) Working Principles and Factors ...

    YouTube·ElectricalEngineeringPlanet·Jun 18, 2025
    YouTube
    In this video
    • 00:15
      What Is a Current Transformer
    • 00:46
      Current Transformer
    • 01:56
      Important Ct Parameters
    • 02:30
      Accuracy Clause
    • 04:00
      The Accuracy Limit Factor
    • 04:37
      Instrument Security Factor
    • 06:20
      Ratio Error
    • 07:12
      Composite Error
    • 08:09
      Phase Displacement or Phase Error
    How to read the parameters of PS, 5P & metering core of a CT ...
    YouTube · Gaurav J - TheElectricalGuy
    Oct 19, 2023
    YouTube · Gaurav J - TheElectricalGuy
    13:47
    Learn to read current transformer (CT) core parameters, including PS, 5P, and metering cores, and their associated values like accuracy class, current ratio, and secondary terminals.
    Gaurav J - TheElectricalGuy
    YouTube·
    Oct 19, 2023

    How to read the parameters of PS, 5P & metering core of a CT ...

    YouTube·Gaurav J - TheElectricalGuy·Oct 19, 2023
    YouTube
    In this video
    • 00:00
      Intro
    • 00:52
      PS core parameters
    • 08:20
      Switchgear content
    • 09:30
      5P core parameters
    • 11:18
      Metering core
    Current Transformers: Introduction | Core Types & material ...
    YouTube · Selec Controls
    Oct 23, 2023
    YouTube · Selec Controls
    5:43
    Learn about 4 types of current transformers: split core, round, tape wound, and busbar. Understand their features, applications, and importance of VA burden and accuracy class.
    Selec Controls
    YouTube·
    Oct 23, 2023

    Current Transformers: Introduction | Core Types & material ...

    YouTube·Selec Controls·Oct 23, 2023
    YouTube
    In this video
    • 00:00
      Introduction
    • 00:28
      Core Types
    • 00:54
      CT Core Material
    • 01:30
      Measuring Class & Protection Class
    • 02:31
      VA Burden
    • 03:33
      CT Class Selection
    • 04:20
      Safety Instructions
    • 04:49
      End Use
    • 05:30
      Outro
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    Current Transformers


    Mitchell Instrument Company
    https://www.mitchellinstrument.com › current-transformers
    Mitchell Instrument Company
    https://www.mitchellinstrument.com › current-transformers
    Current Transformers can be solid-core, round or square, or split-core with a flexible opening to allow installation over a conductor without an interruption ...Read more
    $34 to $351 · 4-day delivery · 30-day returns
    Missing: Promotions ‎| Show results with: Promotions

    Electric current transformer cores


    amorphousbus.com
    https://www.amorphousbus.com › electric-current-transf...
    amorphousbus.com
    https://www.amorphousbus.com › electric-current-transf...
    To be used in high voltage, high current power plant and substation, safe and fast measurement and relay protection. 0.1 accuracy levels current transformer.Read more
    Promotions Electric Current Transformer Cores from www.amorphousbus.com

    Flex-Core - Current Transformers


    Power Meter Store
    https://www.powermeterstore.com › brands › flex_core
    Power Meter Store
    https://www.powermeterstore.com › brands › flex_core
    Flex-Core FCL600/5-4 Current Transformer Model: FCL600/5-4. Your Price, $300.00 USD. Availability, 2 in Stock. Qty: Quantity ...Read more
    Promotions Electric Current Transformer Cores from www.powermeterstore.com
    $300 to $500 · Free delivery over $99 · 30-day returns

    Current Transformers | Power Products (Electrical)


    Automation Direct
    https://www.automationdirect.com › shopping › catalog
    Automation Direct
    https://www.automationdirect.com › shopping › catalog
    Solid and Split Core Current Transformers. Current transformers provide a compact, cost-effective means for accurately measuring primary current, ...Read more
    Promotions Electric Current Transformer Cores from www.automationdirect.com

    Premium Current Transformer Cores for Accurate ...


    Bridgeport Magnetics
    https://bridgeportmagnetics.com › understanding-curre...
    Bridgeport Magnetics
    https://bridgeportmagnetics.com › understanding-curre...
    Explore durable current transformer cores designed for optimal accuracy, reliability, and performance in electrical measurement and power monitoring ...
    Promotions Electric Current Transformer Cores from bridgeportmagnetics.com

    Split-Core Current Transformer (CT)


    Setra Systems
    https://www.shop.setra.com › ... › Energy Management
    Setra Systems
    https://www.shop.setra.com › ... › Energy Management
    Setra's Split-Core current transformers provide a high accuracy current measurement over a wide dynamic sensing range for power metering applications.Read more
    Promotions Electric Current Transformer Cores from www.shop.setra.com
    $61.27 · In stock · Free delivery
    Missing: Promotions ‎Electric

    Current Transformers - Output Ranges 1-5A & 0.333-1V


    FLEX-CORE
    https://www.flex-core.com › current-transformers
    FLEX-CORE
    https://www.flex-core.com › current-transformers
    Our extensive range of 1-5A and 0.333-1V Current Transformers (CTs) ensures you will find the ideal solution for your specific application.Read more
    Promotions Electric Current Transformer Cores from www.flex-core.com

    Current Transformers


    Graybar
    https://www.graybar.com › transformers-and-accessories
    Graybar
    https://www.graybar.com › transformers-and-accessories
    Shop Our Inventory Of Current Transformers Online. Graybar Is Your Trusted Distributor For Transformers And Accessories.

    Split Core Current Transformers


    Global Test Supply
    https://www.globaltestsupply.com › category › split-cor...
    Global Test Supply
    https://www.globaltestsupply.com › category › split-cor...
    Lightweight and compact industrial split core current transformers can be installed quickly and easily without disconnecting cables.Read more
    4.5 store rating (727) · $26 to $356 · Free delivery over $99 · 30-day returns

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