
Power Rating: 50 kVA
Primary Voltage Ratings: 14.4 kV, 7.2 kV, 24.94 kV, 12.47 kV, 14.4/7.2 kV or others
Secondary Voltage Ratings: 120-240/240-480/347/600 or others
H.V. TAP RANGE: ±2×2.5% or others
CONNECTION TYPE: Delta/Wye
TYPE: Dead front/Live front
BIL: 30-150
Standards: IEEE Std C57.12.38/CSA C227.3
Product Introduction
A 50 kVA single-phase pad-mounted transformer is a type of electrical transformer used primarily in utility-to-property power distribution systems, often in rural or suburban areas where three-phase power is not necessary or available. Rated for 50 kilovolt-amperes (kVA), it is capable of handling a higher power load compared to smaller single-phase transformers, making it suitable for larger homes, small industrial units, farms, or commercial facilities that require a significant amount of power but still operate on a single-phase system.
Voltage Adaptability: It typically steps down utility voltages to standard service voltages required by end-users-commonly 120/240 volts in residential settings in North America.
Ease of Installation and Maintenance: While larger than lower-capacity models, the 50 kVA transformer is still designed for straightforward installation and maintenance, with accessible components and standardized connections.
Applications: The 50 kVA capacity serves the needs of more extensive single-phase applications, which can include commercial and residential developments, as well as irrigation systems, and is particularly beneficial in areas that are not serviced by three-phase power.
Quality Standards Of Product

1.Quality management system GB/T 19001-2016 ISO 9001: 2015
The operation of the whole YAWEI system is strictly controlled and managed. This ensures the quality of products and material in all stages, from receiving customer requests to design, materials, production, installation, testing, packaging, delivery, after-sales, all of which operate under strict and logically linked processes.
2.CERTIFICATEOFCOMPLIANCE of UL and CUL
YaWei pad mounted transformer have been evaluated by UL in accordance with the U.S and Canada Standard(s). Our transformer certified by UL based on Canadian standards (CSA standards) .
3.Accreditation certificate CE
Standard: EN 60076-1:2011.EN 60076-2:2011EN 60076-14:2013 confirms that YAWEI technical quality meets the requirements of all specific international standards for testing and calibration laboratories. All YAWEI products are fully tested in a qualified testing room before leaving the factory, ensuring stable quality and providing absolute peace of mind for customers.
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Single Phase Pad Mounted Transformer |
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Rated Power (KVA) |
High Voltage (KV) |
Low Voltage (V) |
Loss (w) |
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No-load Loss (W) |
On-load Loss (W) |
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15KVA |
24.94kV/14.4kV 12.47kV/7.2kV 34.5KV/ 19.92KV/ 13.8KV/ 13.2KV/ or others |
120-240V 240-480V 347V 600V |
50 |
195 |
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25KVA |
80 |
290 |
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37.5KVA |
105 |
360 |
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50KVA |
135 |
500 |
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75KVA |
190 |
650 |
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100KVA |
210 |
850 |
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167KVA |
350 |
1410 |
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Main Products Of YAWEI








