Distribution Transformer Manufacturer & Supplier Delhi NCR | Tirupati Transformer

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Are you looking for a trusted distribution transformer manufacturer in Delhi NCR? Tirupati Transformers Pvt. Ltd., based in Greater Noida, is a BIS-certified, CPRI-approved, ISO 9001:2015 certified manufacturer supplying high-quality distribution transformers to industries, DISCOMs, and commercial projects across Delhi, Noida, Gurgaon, Faridabad, and Ghaziabad.

What is a Distribution Transformer?

A distribution transformer manufacturer Delhi NCR is a static electrical device that steps down high-voltage electricity — from 11 kV or 33 kV — to a usable low voltage (415 V / 433 V) for end consumers. It is the most widely used transformer in the Indian power distribution network.

Every factory, hospital, housing society, mall, and data centre in Delhi NCR depends on a reliable distribution transformer for uninterrupted power supply. A substandard unit leads to winding failures, oil degradation, costly downtime, and safety hazards.

Types of Distribution Transformers We Manufacture

1. ONAN Oil-Cooled Distribution Transformers (100 kVA – 2500 kVA)

Most widely used for outdoor 11 kV distribution networks. Suitable for industrial estates, residential colonies, and DISCOM projects across Delhi NCR.

2. Cast Resin / Dry-Type Distribution Transformers (100 kVA – 5000 kVA)

Ideal for indoor fire-sensitive locations — malls, hospitals, metro stations, IT parks, and data centres. Complies with IS 11171 and IEC 60076-11.

Read our detailed comparison:  Cast Resin Transformer vs Oil-Filled Transformer

3. Solar Inverter Duty Distribution Transformers (100 kVA – 10 MVA)

K-factor rated windings designed for rooftop solar plants and open-access solar projects supplying industrial consumers in Delhi NCR.

4. VPI (Vacuum Pressure Impregnated) Transformers

Moisture-resistant Class F/H insulation for factories in Bhiwadi, Manesar, and Faridabad operating in high-humidity environments.

5. Compact Substation with Integrated Distribution Transformer

Pre-fabricated HT switchgear + distribution transformer + LT panel in a weather-proof enclosure. Preferred by DISCOMs and real-estate developers.

Read more: What is a Compact Substation?

Technical Specifications

  • kVA Range: 100 kVA to 10,000 kVA
  • Primary Voltage: 6.6 kV, 11 kV, 22 kV, 33 kV
  • Secondary Voltage: 415 V, 433 V
  • Standard: IS 1180 (Part I & II), IS 2026, IEC 60076
  • Vector Group: Dyn11, Dyn1, YNyn0
  • Cooling: ONAN / ONAF / AN / AF
  • Efficiency: ≥ 98.5% (BEE 2-Star)
  • Insulation: Class A (Oil) / Class F-H (Dry Type)
  • Certification: BIS ISI Mark, CPRI Type Tested, ISO 9001:2015
  • Loss Category: Level 1 / Level 2 (RDSS compliant)

Industrial Applications in Delhi NCR

Our distribution transformers serve:

Industrial factories and manufacturing plants — 200 to 2500 kVA 

IT parks and data centres in Noida and Gurgaon — 1000 to 5000 kVA 

Hospitals and healthcare facilities — 100 to 1600 kVA 

Commercial malls and high-rise buildings — 250 to 2000 kVA 

Residential townships and housing societies — 100 to 630 kVA 

DISCOM and state utility projects (PVVNL, BSES) — 100 to 1000 kVA 

Solar and renewable energy projects — 630 to 10,000 kVA 

Metro rail and infrastructure projects — 500 to 3150 kVA 

Cold storage and food processing plants — 160 to 1000 kVA

Why Choose Tirupati Transformers?

Tirupati Transformers Pvt. Ltd. is one of the most trusted distribution transformer manufacturers and suppliers in Delhi NCR. Here is why industries and DISCOMs choose us:

BIS Certification — IS 1180 (ISI Mark) Mandatory certification for all distribution transformers sold in India.

CPRI Type Tested Every standard rating is type-tested at Central Power Research Institute. Reports available on request.

ISO 9001:2015 Certified Manufacturing Structured 22-point quality inspection on every unit before despatch.

In-House Testing Laboratory Routine tests — ratio, vector group, no-load loss, load loss, impedance, insulation resistance — documented with every order.

Fast Delivery Across Delhi NCR Greater Noida location enables same-week dispatch for ratings up to 630 kVA. Full Delhi NCR coverage within 1–4 hours.

After-Sales AMC Service On-site installation, oil testing (BDV, moisture, acidity), and Annual Maintenance Contracts across Delhi NCR.

Export to 20+ Countries Africa, Middle East, Southeast Asia, South Asia — trusted globally for consistent quality.

How to Select the Right Distribution Transformer

Step 1: Calculate connected load + 20–25% future growth margin

Step 2: Choose oil-type (outdoor) vs dry-type (indoor/fire-sensitive)

Step 3: Verify BIS CM/L licence number + CPRI type-test reports

Step 4: Confirm BEE Loss Category — Level 2 for DISCOM/government tenders

Step 5: Check after-sales support — oil testing, AMC, spare parts availability

Frequently Asked Questions

Q: What is the price of a distribution transformer in Delhi NCR?

A standard 100 kVA, 11kV/415V ONAN distribution transformer supplier Delhi NCR from a BIS-certified manufacturer starts from ₹1.2 to 1.8 lakh ex-works. Price varies with kVA rating, conductor type (copper or aluminium), and cooling type. Contact us for exact pricing.

Q: Is BIS certification mandatory for distribution transformers?

Yes. Under the BIS Compulsory Registration Order, all distribution transformers price Delhi NCR under IS 1180 must carry the ISI mark before sale or installation in India. DISCOMs and government projects mandatorily require BIS-marked units.

Q: How long does a distribution transformer last?

A well-maintained distribution transformer has a design life of 25 to 30 years. Keep loading below 80% of rated kVA and conduct annual oil testing for maximum lifespan.

Q: What is the difference between a distribution transformer and a power transformer?

A distribution transformer steps down voltage (11 kV to 415 V) at the last mile for end consumers. A power transformer operates at very high voltages (33 kV to 765 kV) between generating stations and EHV substations.

Read More

📖 Complete Guide on Medium:  https://medium.com/@tirupatitransformers/trusted-distribution-transformer-manufacturer-supplier-delhi-ncr-tirupati-transformers-a50074875c30

Get a Free Quote Today

Looking for a BIS-certified distribution transformer manufacturer in Delhi NCR?

Contact Tirupati Transformers for a free quotation, CPRI test reports, and technical consultation.

Visit our website: https://www.tirupatitransformer.com

Read our complete guide: https://www.tirupatitransformer.com/distribution-transformer-manufacturer-delhi-ncr/

Call us today for a free quote!

Tirupati Transformers Pvt. Ltd. | Greater Noida, Delhi NCR, India ISO 9001:2015 | BIS Certified | CPRI Approved | Exporting to 20+ Countries

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