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Auto Transformer

(618 products available)

Welcome to Tradeindia for getting the best quality Auto Transformer at attractive prices. At this B2B marketplace, various reputed manufacturers, suppliers and exporters are offering premium quality transformers used in power transmission lines. Buyers looking forward to buy advanced technology Auto Transformers shall also check Three Phase Auto Transformer, Auto Transformer Starters, Variable Voltage Auto Transformer and Multi Tapping Auto Transformer, and compare the prices online.

    • Explosion Prevention and Fire Extinguishing System for Transformers and Reactors By CTR MANUFACTURING INDUSTRIES PRIVATE LIMITED
      made-in-india
      locationPune, India Nagar Road, Viman Nagar,
      9 Years Member Since : 9 YearsDomestic InquiriesAccepts only Domestic Inquiries
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    • Variable Auto Transformer By ABLE ELECTRONICS SERVICEStrusted-seller
      Variable Auto Transformer provided by us is advised to solve problems with line voltage drop produced by excessive inrush current in ac motors. This transformer alters the voltage of transmission line...More
      locationCoimbatore, India No. 4/159-B, Vadavalli to Kanuvai Road, Kalappa Naicken Palayam Pirive, Somiyam Palayam Post,
      3 Years Member Since : 3 YearsDomestic InquiriesAccepts only Domestic Inquiriesfeedback5Buyer Feedback
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    • Auto Transformer Control Panel (Ats By LUBI INDUSTRIES LLPtrusted-seller
      Auto Transformer Control Panel (Ats) Features : Electro mechanic Control Panel Auto Transformer Start Power Supply 3~50Hz, 380~415V AC+/- 10% Short Circuit and Over Current protection (MCB/MCCB) Overl...More
      locationAhmedabad, India Near Kalyan Mills, Naroda Road,
      3 Years Member Since : 3 Years
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    • Auto Transformer By ABC Transformers Pvt. Ltd.trusted-seller
      Our engineers manufacture auto transformers that are widely used in various power applications. These transformers interconnect the systems operating at varied voltage classes. They are often used to ...More
      locationNoida, India Unit I : A-41, Sector-58,
      4 Years Member Since : 4 Yearsfeedback4Buyer Feedback
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    • Auto Transformer Starter Panels By PRECICON MECHATRONICS LLP
      locationPune, India Plot No. 20/6, Sector 2, Indrayani Nagar, Bhosari Pimpri Chinchwad Road MIDC,
      2 Years Member Since : 2 Yearsfeedback5Buyer Feedback
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    • Box-Type Substation Series (European Box Changes By HENAN PROVINCE SENDIAN POWER EQUIPMENT CO. LTDtrusted-seller
      Our company offers premium class Box-Type Substation Series (European Box Changes) that is designed and developed by our team of skilled engineers using heavy duty electrical elements for the efficien...More
      locationXinxiang, China North Of Xinchang North Line, Xinxiang North Road,
      5 Years Member Since : 5 YearsExport InquiriesAccepts only Export Inquiriesfeedback4Buyer Feedback
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    • Auto transformer Variac Closed Three Phase By CHOPRA & CO.trusted-seller
      locationDelhi, India No. 1520, Bhagirath Palace, Chandni Chowk,
      11 Years Member Since : 11 Years
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    • Auto Transformer Efficiency: High
      made-in-india
      trusted-seller
      Auto Transformer that we are offering has many applications including the starting of induction motors, regulation of voltage of transmission lines, and can be used to transform voltages when the prim...More
      locationRanchi, India Tatisilwai, Near Eef Football Ground, Purulia Road,
      3 Years Member Since : 3 Yearsfeedback4Buyer Feedback
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    • Variable Auto Transformer Coil Material: Copper Coretrusted-seller
      • MOQ: 1 , Piece
      • Cooling Type:Air Cooled
      • Coil Material:Copper Core
      • High Voltage:230 Volt (V)
      locationMumbai, India Shop No. 38, Shiv Darshan Shopping Complex, Off L. T. Road, Old MHB Colony, Borivali West,
      10 Years Member Since : 10 Yearsfeedback4Buyer Feedback
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    • Copper Auto Transformertrusted-seller

      Copper Auto Transformer

      price 1800 INR
      • MOQ: 1 Piece
      • Usage:For Laboratory
      • Weight:2-5 Kilograms (kg)
      • Product Type:Transformer
      locationAmbala Cantt, India Building no.-4353, Science Market, Near Geeta Gopal Temple,
      12 Years Member Since : 12 Years
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    • FAQs Related to Auto Transformer

      What is the working principle of an auto transformer?

      An auto transformer is a single-winding transformer that operates on the principle of Faraday's Law of Electromagnetic Induction.

      What are the advantages of an auto transformer?

      The advantages of auto transformers are:

      • Autotransformer losses are lower.
      • The auto transformer's efficiency has increased.
      • The voltage control of an auto transformer is excellent.
      • The reactance of a single winding is lesser.

      What are the applications of auto transformers?

      • Induction motors are started using auto transformers.
      • Voltage control is accomplished by the use of auto transformers.
      • Auto transformers are utilised in laboratories.
      • Auto transformers are utilised in a variety of industrial applications such as paper mills, industries, and so on.

      Is an auto transformer an electrically isolated device?

      No, an auto transformer is a device that is both electrically and magnetically coupled.

      What are the features of an auto transformer?

      The auto transformer's most remarkable feature is its ability to save copper when compared to a standard two winding transformer. The weight of copper is determined by its length and cross-sectional area. The length of copper in a transformer, on the other hand, correlates to the number of turns, and the cross-sectional area corresponds to the current rating.

      What are an auto transformer and its types?

      An autotransformer is a single-winding electrical transformer. The prefix "auto" refers to a single coil functioning alone, not to any form of automated device. There are three types of auto transformer:

      • Step-up auto transformer
      • Step-down auto transformer
      • Variable auto transformer

    • 1 Phase Slidac Variable Transformer 100~140V Frequency (Mhz): 50/60 Hertz (Hz)trusted-seller
      • MOQ: 50 Piece
      • Product Type:Toroidal Power Transformer
      • Material:Mild Steel
      • Output:100~140V
      locationTaipei, Taiwan No.6, Aly. 3, Ln. 130, Xizhou Road., Taiping Dist., Taichung City,
      6 Years Member Since : 6 Yearsfeedback5Buyer Feedback
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    • Continuously Variable Auto Transformer Coil Material: Copper Core
      made-in-india
      trusted-seller
      • MOQ: 1 Unit
      • Voltage Booster Type:Other
      • Coil Material:Copper Core
      • Product Type:Other, Variable Auto Transformer
      locationFaridabad, India Killa No. 17/2/3, Ram Singh Road, Village Bajari, Dabua Pali Road, NIT
      2 Years Member Since : 2 YearsDomestic InquiriesAccepts only Domestic Inquiriesfeedback5Buyer Feedback
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    • Top Rated Sellers
      SellerLocationRating
      Able Electronics ServicesCoimbatore, Indiafeedbackfeedbackfeedbackfeedbackfeedback
      Precicon Mechatronics LlpPune, Indiafeedbackfeedbackfeedbackfeedbackfeedback
      I And I International Co. Ltd.Taipei, Taiwanfeedbackfeedbackfeedbackfeedbackfeedback
      Dynamic Energy SolutionsFaridabad, Indiafeedbackfeedbackfeedbackfeedbackfeedback
      Servo Step PowerDelhi, Indiafeedbackfeedbackfeedbackfeedbackfeedback
  • Copper And Alumunium Variable Auto Transformertrusted-seller

    Copper And Alumunium Variable Auto Transformer

    price 500 - 1000 INR
    • MOQ: 3 Piece
    • Product Type:Other, Transformer
    • Material:Copper and Alumunium
    • Power Scope:Electric
    locationDelhi, India Office No.54, Main Road, Aram Park, Khureji Khas,
    4 Years Member Since : 4 Yearsfeedback5Buyer Feedback
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  • Auto Transformer Frequency (Mhz): 50 Hertz (Hz)trusted-seller
    • MOQ: 1 Piece
    • Rated Voltage:0 - 230 Volt (V)
    • Cooling Type:Dry Type,Air Cooled and Oil Cooled
    • Product Type:Electrical Transformer
    locationNew Delhi, India D-9/6, Okhla Industrial Area, Phase-I,
    9 Years Member Since : 9 Yearsfeedback4Buyer Feedback
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  • Auto Transformer Control Panel By NAKSH TECHNOLOGYtrusted-seller
    On account of our in-depth experience in the respective industry, we are actively involved in bringing forth the finest Auto Transformer Control Pane. The key objective of this panel is to limit the b...More
    locationAhmedabad, India 107 Rashmi Growth Hub Industrial Estate Opposite Vijay Sales Showroom,
    5 Years Member Since : 5 Yearsfeedback4Buyer Feedback
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  • Closed Auto Variable Transformer By R.D ELECTRIC WORKStrusted-seller
    • MOQ: 5 Unit
    • Frequency (MHz):50-60 Hertz (HZ)
    • Rated Voltage:240 - 270 Volt (V)
    • Output Type:400 v
    locationLoni, India B No. S-26, Site-II, Harsha Lane, Mohan Nagar,
    3 Years Member Since : 3 Yearsfeedback4Buyer Feedback
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  • Auto Variable Transformers By TEJINDRA ELECTRIC WORKStrusted-seller
    • Payment Terms:Others, Telegraphic Transfer (T/T), Cheque, Cash in Advance (CID)
    • Delivery Time:1 Week
    • Sample Policy:Contact us for information regarding our sample policy
    locationDelhi, India Plot No. A-122, Group Industrial Area, Wazirpur,
    1 Years Member Since : 1 Yearsfeedback4Buyer Feedback
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  • Industrial Auto Transformer Starter Panel Rated Voltage: 380 Volt (V)trusted-seller
    • MOQ: 01 Unit
    • Protection Level:IP65
    • Product Type:ATS panel, Other
    • Material:Other
    locationAhmedabad, India B No. A-702, Shapath IV, Opp. Karnavati Club, S.G. Road,
    2 Years Member Since : 2 YearsDomestic InquiriesAccepts only Domestic Inquiries
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  • Auto Transformer Starter Panel Frequency (Mhz): 50 Hertz (Hz)trusted-seller
    • MOQ: 1 Unit
    • Product Type:Other, Transformer Starter Panel
    • Material:Mild Steel
    • Surface Finish:Powder Coated
    locationNew Delhi, India No-257, Anarkali Complex, Jhandewalan Extn., Near Videocon Tower,
    4 Years Member Since : 4 Years
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  • Auto Motorized Variac Transformer By INDUS POWER CORPStrusted-seller
    • MOQ: 1 , Piece
    • Supply Ability:100 Per Month
    • Delivery Time:1 Months
    locationGhaziabad, India F-18, Sector A-3, Tronica City, Industrial Area, Loni,
    5 Years Member Since : 5 Yearsfeedback5Buyer Feedback
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  • Modern Industrial Auto Transformer By VOLT CONTROL SYSTEMtrusted-seller
    Steered growth through organic and inorganic initiatives, we are engaged as supplier and trader of Modern Industrial Auto Transformer in Bhosari, Maharashtra, India. Modern Industrial Auto Transformer...More
    locationBhosari, India Unit No. 6, Electronic Sadan, No. 1, M.I.D.C,
    3 Years Member Since : 3 Yearsfeedback4Buyer Feedback
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  • Black Flush  Open Type Auto Transformertrusted-seller
    • MOQ: 1 Piece
    • Product Type:Transformers
    • Material:PVC
    • Measuring Voltage Range:1 - 200%
    locationMumbai, India 212-A, Bhagtani Enclave, Near Anandraj Industrial Area, Off LBS Marg, Sonapur Lane, Bhandup (W),
    12 Years Member Since : 12 Years
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  • Auto Power Transformer By ARUN ENTERPRISES

    Auto Power Transformer By Arun Enterprises

    price 2.0 lakh INR
    • MOQ: 1 Piece
    • Payment Terms:Cash Advance (CA), Cash in Advance (CID), Cheque, Letter of Credit (L/C), Others
    • Supply Ability:yes Per Month
    • Main Domestic Market:All India
    locationKolkata, India 26, Rameshwar Malia Lane,
    5 Years Member Since : 5 Years
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  • Auto Variable Transformers By V. K. TRANSFORMERS
    We are engaged in manufacturing Auto Variable Transformers, which are applicable in different industries. These deliver outstanding demanding minimum maintenance. Our products are of competent price a...More
    locationNew Delhi, India C-38/3, Naresh Park Extension Industrial Area, Nangloi,
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  • Selected 0/20Clear All

    An Auto Transformer is a single-winding electrical transformer. The prefix "auto" refers to a single coil functioning alone, not to any form of automated device. In an auto transformer, parts of the same winding serve as the transformer's main and secondary winding sides. A regular transformer, on the other hand, contains separate primary and secondary windings with no metallic conducting channel between them.

    There are at least three taps on the auto transformer winding where electrical connections are made. Because a portion of the winding does "double duty," auto transformers are frequently smaller, lighter, and less expensive than traditional dual-winding transformers. Auto transformers also have lower leakage reactance, smaller losses, lower excitation current, and higher VA rating for a given size and mass.

    Construction of Auto Transformer:

    It basically consists of two parts:

    Conductors: The autotransformer's conductors are composed of copper. They have a poor level of resistance. The copper conductors are completely disconnected from one another. Impregnated paper, mica, and other materials are used as insulating material. Eddy current losses are also reduced by the insulation. The winding wraps itself around the center. When compared to two winding transformers, a single winding transformer requires less copper.

    Core: The core is utilised to transport flux from the primary to the secondary. The core is constructed of magnetic materials such as silicon steel, CRGO steel, and others. Because it has the lowest hysteresis losses, CRGO steel is the most efficient material for core. The primary function of the core is to transport flux from one section of the winding to another.

    Properties of Auto Transformer:

    • An auto transformer is a device that is both electrically and magnetically connected.
    • Power is constant in an autotransformer.
    • The total flux in an autotransformer is constant.
    • The frequency of an autotransformer is constant.
    • Voltage and current are affected by the number of revolutions.
    • A phase-shifting device is another name for an autotransformer.
    • Because autotransformers use a single winding, they have lower losses than two winding transformers.
    • When compared to two winding transformers, the autotransformer has higher efficiency.
    • Both iron and copper losses are reduced by using an autotransformer.

    Buyers looking forward to buy cutting-edge technology Auto Transformers must check out the available range at Tradeindia. These transformers are known for heavy duty performance, long service life and power efficiency. Get in touch with us to get the best here at attractive prices.

    Top Auto Transformer Manufacturing Companies in India

    Company NameLocationMember Since
    Bharti EngineersLudhiana, India16 Years
    G T Electronic (India) Private LimitedPuducherry, India14 Years
    Vishal Engineering WorksDelhi, India13 Years
    Aarohi Embedded SystemRajkot, India12 Years
    Chakraborty EnterpriseKolkata, India11 Years
    New India Electricals Ltd.Bengaluru, India9 Years
    Maven AutomationAhmedabad, India7 Years
    Mars Edpal Instruments Pvt. Ltd.Ambala, India7 Years
    Ymd Electromac IndiaNoida, India6 Years
    Gkm Power Projects Pvt. Ltd.Delhi, India5 Years
    Client Testimonials & Reviews
    Anoop Gupta
    We are greatly satisfied with your timely response. Thank you for the prompt response in intimating the queries.
    Anoop Gupta Mumbai, MaharashtraMember Since - 15 YearsPradeep Sales & Service Private Limited
    Dharmesh Vora
    I am very excited to join tradeindia portal and I am looking for good business from your portal. I will surely join big package once I receive good business, tradeindia executive are also very supportive.
    Dharmesh Vora Ahmedabad, GujaratMember Since - 3 YearsNilkanth Electronics
    P. Raju
    We are pleased to inform that Divya Electrical Transformers And Services Pvt.Ltd is building its image in the market through Tradeindia. We are receiving potentials inquires through Tradeindia and we are expecting the same services from Tradeindia in future.
    P. Raju Hyderabad, TelanganaMember Since - 17 YearsDivya Electrical Transformers & Services Pvt. Ltd.
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