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Xiamen Winley Electric Co.,Ltd

  • China,Xiamen ,Fujian
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China 333kVA Single Phase Pole Mounted Distribution Transformer 14.4kV/7.2kV Dual
China 333kVA Single Phase Pole Mounted Distribution Transformer 14.4kV/7.2kV Dual

  1. China 333kVA Single Phase Pole Mounted Distribution Transformer 14.4kV/7.2kV Dual
  2. China 333kVA Single Phase Pole Mounted Distribution Transformer 14.4kV/7.2kV Dual
  3. China 333kVA Single Phase Pole Mounted Distribution Transformer 14.4kV/7.2kV Dual
  4. China 333kVA Single Phase Pole Mounted Distribution Transformer 14.4kV/7.2kV Dual
  5. China 333kVA Single Phase Pole Mounted Distribution Transformer 14.4kV/7.2kV Dual

333kVA Single Phase Pole Mounted Distribution Transformer 14.4kV/7.2kV Dual

  1. MOQ: 1unit
  2. Price: $1000-$10000
  3. Get Latest Price
Payment Terms T/T
Supply Ability 5000set/month
Delivery Time 30days
Packaging Details Plywood case
Type Overhead Distribution Transformer
Phase Single Phase
Capacity 333 kVA
Primary Voltage 24940GrdY/14400V & 12470GrdY/7200V
Cooling Class ONAN
Secondary Voltage 480V
Winding Material Copper
Efficiency Standard(s) Meets DOE 2016 ANSI IEEE Standards
Brand Name WINLEY
Model Number D11-333/14.4-7.2
Certification UL,cUL
Place of Origin CHINA

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T Supply Ability 5000set/month
Delivery Time 30days Packaging Details Plywood case
Type Overhead Distribution Transformer Phase Single Phase
Capacity 333 kVA Primary Voltage 24940GrdY/14400V & 12470GrdY/7200V
Cooling Class ONAN Secondary Voltage 480V
Winding Material Copper Efficiency Standard(s) Meets DOE 2016 ANSI IEEE Standards
Brand Name WINLEY Model Number D11-333/14.4-7.2
Certification UL,cUL Place of Origin CHINA
High Light 333kVA pole mounted transformer with dual voltagesingle phase distribution transformer 480V14.4kV pole mounted transformer with warranty

333kVA Overhead Distribution Transformer Single Phase 14.4-7.2kV to 480V for North American Power Systems



Product Photo

Why Choose Us

  • 18 Years Expertise — ANSI, IEEE, CSA, DOE compliant.
  • UL/cUL Certified — Ready for North American market.
  • 2-Year WarrantyTechnical support & after-sales support available.
  • Fast Delivery — 600+ units/month, 7-35 days.
  • Global Track Record — 10,000+ units worldwide, -40°C to 50°C.
  • Custom Design — OEM/ODM welcome.



Main Data

Transformer Type Overhead Distribution Transformer, Conventional Type
Phase Single Phase
Capacity 333 KVA
Primary Voltage 24940GrdY/14400V & 12470GrdY/7200V
Secondary Voltage 480V
Frequency 60 Hz
Temperature Rise 65°C
Insulation Rating Class A
Cooling Class ONAN
Impedance (@ 85°C) 4.61%
Efficiency Standard(s) Meets DOE Standards, Meets CSA C802.1, Meets ANSI C57.12.20
Winding Material Copper
Dimensions(H×D×W) 1700×1300×1900 mm
Total Weight (Liquid Filled) 1634kg
Efficiency 99.43%
No Load Loss 460 W
Full Load Loss (85°C)) 2012.2 W



Technical drawings


Standard Features

  • 333kVA High-Capacity Overhead Distribution
    Single-phase pole-mounted design for 24940GrdY/14400V & 12470GrdY/7200V to 480V power conversion, ideal for residential, rural, and light commercial utility networks.
  • Full North American Compliance
    Tested per ANSI C57.12.20, fully meets CSA C802.1 and DOE efficiency standards for utility-grade safety and performance validation.
  • Robust Liquid-Filled Construction
    Conventional-type overhead design with ONAN self-cooling, built to withstand harsh outdoor weather and extreme temperature conditions.
  • Dual High Voltage Primary Design
    Flexible dual voltage primary configuration (14.4kV/7.2kV) for versatile grid connection applications.
  • Premium Copper Windings
    High-purity copper windings with grain-oriented steel core for low loss, high efficiency, and long-term operational reliability.
  • Pressure-Sealed Tank Technology
    Advanced pressure-sealed tank design reduces maintenance requirements and extends service life.
  • Mineral Oil Insulation
    Non-PCB mineral oil insulation for excellent thermal stability, fire resistance, and long service life in overhead environments.
  • Flexible Termination Design
    Tin-plated primary and secondary terminals compatible with both copper and aluminum conductors, simplifying field installation.



Applications


Sector Applications
Residential  Neighborhoods, housing developments, apartments
Agricultural Farms, irrigation systems, rural electrification
Commercial Retail stores, offices, community buildings
Utility Distribution networks, street lighting, remote power
Infrastructure Construction sites, temporary power



Specifications


Rated Capacity
(kVA)
High voltage
(kV)
No Load Loss
(W)
On load Loss
(W)
Height
(mm)
Depth
(mm)
Width
(mm)
Weight
(kg)
15 kVA 34.5/19.92
13.8/7.96
13.2/7.6
12.47/7.2
or others
50  195  840  740  610  294 
25 kVA 80  290  840  740  610  362 
37.5 kVA 106  360  840  760  610  476 
50 kVA 135  500  840  810  610  553 
75 kVA 190  650  840  860  610  672 
100 kVA 280  1010  910  1200  965  714 
167kVA 435  1530  1000  1200  965  913 
250 kVA 550  2230  1250  1300  1430  1106 



Production Process




Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Seller

  • Year Established:

    2007

  • Total Annual:

    $45M-$60M

  • Employee Number:

    150~210

  • Ecer Certification:

    Verified Supplier

R&D and production capabilities Winley Electric boasts a team of dozens of experienced senior engineers who are well-versed in transformer standards of different countries including ANSI, IEEE, CSA, DOE2016, NEMA and IEC60076, and who can tailor cost-effective transformer solutions according to... R&D and production capabilities Winley Electric boasts a team of dozens of experienced senior engineers who are well-versed in transformer standards of different countries including ANSI, IEEE, CSA, DOE2016, NEMA and IEC60076, and who can tailor cost-effective transformer solutions according to...

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Get in touch with us

  • Reach Us
  • Xiamen Winley Electric Co.,Ltd
  • No. 99 Yilan Road,Siming,Xiamen,Fujian,China
  • https://www.winley-electric.com/

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