50 kVA Single-Phase Conventional Transformer
Maximum capacity 50 kVA single-phase mineral oil transformer for light commercial service drops, pole or pad mountable. Standard distribution voltages 7.2kV-240V. Borderline HTS 8504.21.0020 classification for ≤50 kVA liquid dielectric.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If tested capacity slightly exceeds 50 kVA
Nameplate rating vs actual capacity determines subheading.
If dry-type equivalent
No liquid dielectric shifts to different material heading.
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Import Tips & Compliance
• Exact 50 kVA rating requires precise nameplate verification
• DOE 2016 efficiency standards apply; provide test data
• Borderline capacity risks reclassification to 8504.22 if tolerances exceeded
Related Products under HTS 8504.21.00.20
15 kVA Pad-Mounted Liquid-Filled Distribution Transformer
This pad-mounted transformer uses mineral oil as a liquid dielectric and has a power handling capacity of 15 kVA, designed for outdoor utility distribution in residential areas. It steps down voltage from primary distribution lines to service levels. Classified under HTS 8504.21.0020 due to its liquid dielectric and capacity not exceeding 50 kVA.
25 kVA Pole-Mounted Mineral Oil Transformer
A single-phase pole-mounted transformer filled with mineral oil dielectric, rated at 25 kVA for rural and urban overhead distribution systems. It converts high-voltage distribution to lower utilization voltages. Fits HTS 8504.21.0020 as a liquid dielectric unit under 50 kVA.
30 kVA Three-Phase Padmount Transformer
Three-phase liquid-filled pad-mounted transformer with 30 kVA capacity using vegetable oil dielectric for underground residential distribution (URD). Provides balanced power to multi-unit buildings. HTS 8504.21.0020 applies for its liquid dielectric and low kVA rating.
10 kVA Single-Phase Overhead Transformer
Compact 10 kVA single-phase transformer with silicone liquid dielectric for pole-top installation in overhead distribution networks. Offers high fire point for safety in populated areas. Classified in 8504.21.0020 for liquid dielectric ≤50 kVA.
45 kVA Mineral Oil Distribution Transformer
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20 kVA Vegetable Ester Fluid Transformer
Environmentally friendly 20 kVA transformer using vegetable ester dielectric fluid (FR3), suitable for indoor/outdoor padmount applications with high fire safety requirements. Biodegradable alternative to mineral oil. HTS 8504.21.0020 for liquid dielectric <50 kVA.