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Company Profile
Guizhou Delong Electric Co., Ltd., located in the high-tech industrial park of Longli County, Qiannan Prefecture, Guizhou Province, is a leading enterprise specializing in the R&D, production, and sales of power transformers and electrical equipment. As the largest transformer manufacturer in Guizhou, it covers 100 acres with a registered capital of ¥10 million。 and employs over 100 staff, including 19 senior engineers.The company produces a wide range of products, including oil-immersed transformers (up to 110KV), dry-type transformers, amorphous alloy transformers, photovoltaic/wind power substations, and high/low-voltage distribution systems. Certified with ISO 9001:2015, ISO 14001:2015, and OHSAS 18001:2007, its products meet national quality standards and are widely recognized by State Grid and Southern Grid subsidiaries across China, while also exporting to Central Asia, Southeast Asia, and Africa. Committed to innovation and sustainability, Delong actively supports carbon neutrality goals and the Belt and Road Initiative, emphasizing energy-efficient, eco-friendly solutions. With 2 software copyrights and 15 utility patents, the company prioritizes technological advancement and customer-centric services, aiming to expand its global footprint as a modern, intelligent enterprise in the power industry.
FAQ
Note: Different types of transformers have different parameters, the above data is for reference only, and different types of transformers with different prices since the different capacities, voltages current and shapes and colors. For more information please contact with Mr. Jullian, Sales Manager.
Ambient Temperature |
-35° ~ +45° |
Applicable Standards |
001 |
Brand |
OEM |
Capacity |
30kVA~3150kVA |
Cooling Type |
Dry Type%2FAir Cooled |
Core Geometry |
Yyn0/Dyn11 |
Coupling Capacitance |
/ |
Electric Strength |
/ |
Enclosure |
Steel |
Hi Pass Filter Slope |
/ |
Lv Voltages |
110V/220V/380V/400V |
Magnetizing Current |
/ |
Maximum Ambient Air Temperature |
45 |
Maximum Relative Humidity |
0.6 |
Maximum Wind Pressure |
/ |
Minimum Ambient Air Temperature |
-35 |
Mounting |
Inbox, Inside |
Nominal Current |
1.5 |
Operating Temperature Range |
-35 ~ +45 |
Phase |
Three Phase |
Power |
1 |
Primary Voltage |
110V, 220V, 380V, 400V |
Rated Capacity |
30kVA~3150kVA |
Secondary Voltage |
10kV, 20kV, 33kV, 35kV |
Switch |
From Hingh Voltage to Low |
Usage |
Regular |
Voltage Rating |
10kV~38kV |
Winding Material |
Copper/Aluminum |



业务性质
制造商/工厂
员工人数
50-99
成立年份
2019
国家/地区
黔南州, 中国
主要产品
Power Transformer/ Electric Transformer/ Pre-installed Substation...
法律地位
LTD
付款条件
Cash, Bank wire (T/T)
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总交易 (1) ( 20 Oct 2023 - 25 Jul 2025 )
发运目的地 | 交易价值 | 交易数量 | |
---|---|---|---|
Russia
|
USD $*** | 1 |