Single Phase American-Type Pad Mounted Transformer

Engineered for seamless integration into space-constrained environments, ZISHENG Single-Phase Padmount Transformers efficiently convert underground power for residential, commercial, and industrial applications. Built with a reinforced carbon steel tank and a tamper-proof clamshell cabinet, these low-profile units prioritize security and easy maintenance without sacrificing aesthetics.

At their core, a high-grade silicon-steel core paired with premium aluminum or optional pure copper windings guarantees optimal conductivity. Standardized with Type II non-PCB mineral oil and nitrogen blankets for long-term reliability, we also offer eco-friendly FR3 high fire-point oil for enhanced environmental safety. Every unit undergoes rigorous testing to meet stringent industry benchmarks, featuring dead-front well inserts and bayonet fuses with drip shields to deliver robust, risk-free power where you need it most.

About ZISHENG ELECTRICAL

Zisheng are a professional 19+ years manufacturer in producing Oil-Immersed Transformers, Compact Substation, Pad Mounted Transformers, Pole Mounted Transformers and Dry Type Transformers. We own the certificates of ISO/CE/IEC 60076 and TUV Rheinland.
Transformers undergo rigorous FAT and type testing, support voltage/capacity customization. Welcome to consult for Catalog and Product. you can contact us at email info@bdzstransformer.com.

Case 1: Suburban Residential Development, Texas

Customer Profile: A regional real estate developer building a high-density, family-oriented suburban community.
Application Scenario: Underground power distribution requiring low-visibility, child-safe equipment with a small footprint.
Solution: 80 units of ZISHENG 50 kVA single-phase padmount transformers featuring standard tamper-proof clamshell cabinets.
Results: Achieved 100% compliance with local safety ordinances; the space-saving design improved neighborhood aesthetics while ensuring reliable residential power delivery.

Case 2: Eco-Conscious Commercial Park, California

Customer Profile: A commercial property management firm prioritizing sustainable and green infrastructure.
Application Scenario: Upgrading power systems for a sprawling office complex subjected to strict state environmental standards.
Solution: 45 units of 167 kVA padmount transformers filled with eco-friendly FR3 high fire-point oil (KNAN cooling).
Results: Met all stringent environmental regulations; significantly enhanced fire safety and reduced the carbon footprint while maintaining DOE 2016 efficiency benchmarks.

Case 3: Light Industrial Facility, Ohio

Customer Profile: A manufacturing company expanding its non-utility grid infrastructure to support new operations.
Application Scenario: Powering auxiliary buildings and outdoor machinery in a space-constrained industrial lot.
Solution: 20 units of 250 kVA transformers customized with pure copper windings, stainless steel tanks, and internal backup CL fuses.
Results: Delivered highly stable power under heavy load conditions; the robust stainless steel tanks easily withstood the harsh industrial environment with zero maintenance downtime.

Our standard units utilize Type II non-PCB mineral oil for ONAN cooling. If you require enhanced environmental and fire safety, we offer an eco-friendly FR3 high fire-point oil (KNAN) option.

Absolutely. They are specifically designed for these environments, featuring a tamper-proof, pad-lockable door handle and a clamshell cabinet design to ensure child safety and prevent unauthorized access.

The standard reinforced carbon steel tank is highly durable and includes a nitrogen blanket to preserve oil quality. For highly corrosive coastal or industrial environments, we offer customized stainless steel tanks.

Low-voltage bushings are available in paddle/spade or lug-connector types. We also offer high-voltage taps, dual voltage configurations, internal backup CL fuses, and on-off high-voltage switches to suit your specific installation needs.