Best 480 Volt 3 Phase Transformers for Industrial Power Connections
Discover reliable 480V three-phase transformers suitable for industrial and commercial power systems. This guide highlights five top options, covering dry-type and traditional configurations, to help you match voltage conversion needs from 480V three-phase input to various secondary voltages. Each entry offers construction details, key features, and what to consider when selecting a transformer for efficiency, safety, and long-term performance.
| Product | Brand | Primary / Secondary | Power | Notes |
|---|---|---|---|---|
| 480V to 380V 10KW Three-Phase Dry-Type | IBXDTUVJ | 480V Δ to 380V Δ | 10 kW | Dry-type, copper windings, output meter |
| Acme Electric T3533111S Dry Type | Acme Electric | 480V Δ Primary / 208V/120V | 15 kVA | Three-phase distribution transformer |
| Dry Type Transformer 3 Phase 480V to 380V SG-10KVA | TLmathus | 480V to 380V | 10 kVA | Copper windings, wheels, dual function |
| 10KW Transformer 3-Phase 220V to 380V | WTTTOOLS | 220V to 380V | 10 kW | Electronic display, easy operation |
| Three Phase Transformer, 6kVA, 480V | DAYTON | 480V Δ / 120V or 208V options | 6 kVA | Dry-type distribution transformer |
480V to 380V 10KW Three-Phase Dry-Type Transformer
Power Transformers designed to convert 480V three-phase input to 380V three-phase output, rated at 10 kVA. This dry-type transformer uses copper windings for high conductivity and robust heat dissipation. The SG-10KVA unit emphasizes reliable operation in industrial environments with modular installation and straightforward maintenance. Applications include equipment rooms, manufacturing lines, and distribution panels needing stable 380V three-phase power from a 480V source.
Acme Electric T3533111S Dry Type Distribution Transformer
Three-phase dry-type distribution transformer with a 480V delta primary and a 208V/120V secondary, rated at 15 kVA. Built to meet U.S. standards, this unit suits distribution boards, motor control centers, and critical process lines where compact, non-liquid insulation is preferred for safety and clean operation. The model’s form factor and mounting options support easy integration in existing electrical rooms.
Acme Electric T2A533291S Dry Type Distribution Transformer
This 3-phase dry-type transformer features a 480V delta primary with a 240V delta/120V tap secondary, rated at 6 kVA. It is suitable for balanced power distribution in industrial settings where step-down to lower voltages is required for control circuits, lighting, and small motors. The 60 Hz design aligns with common North American electrical standards and supports straightforward installation in compact spaces.
Dry Type Transformer 3 Phase 480V to 380V SG-10KVA
This dry-type three-phase transformer converts 480V input to 380V output with a 10 kVA rating, featuring copper windings for efficiency and heat management. The unit supports dual functionality as a step-up/step-down device and includes an output voltage meter and wheels for portable site use. It is well-suited for workshops, data centers, and equipment rooms needing flexible 480V to 380V conversion.
10KW Transformer 3-Phase AC 220V to 380V Power Converter
This 3-phase transformer provides 220V input with 380V output at 10 kW, combining safety, stability, and cost efficiency. A 470mm x 370mm x 360mm footprint and a 50 kg weight make it suitable for mid-sized electrical cabinets and equipment rooms. An electronic display improves operability, and user-friendly controls streamline setup and monitoring during commissioning and daily operation.
Three Phase Transformer, 6kVA, 480V
DAYTON 6 kVA three-phase transformer rated for 480V input provides a reliable dry-type solution for distributing power to downstream equipment. With a compact footprint and robust construction, this unit supports diverse secondary voltage configurations such as 120V or 208V depending on the model. It suits manufacturing lines, control panels, and service entrances where dependable three-phase power is essential.
Leviton Series 2000 480V 3P4W Kit
Leviton’s Series 2000 indoor kit includes a 480V 3P4W configuration with solid-core current transformers for accurate metering. It comes with RS-485 Modbus interface and an isolated pulse output for compatibility with AMR and BAS systems. This kit is designed for precise monitoring and integration into building management systems, ideal for facilities with centralized power management needs.
Buying Guide
Key considerations when selecting a 480V three-phase transformer include voltage compatibility, power rating, and insulation type. Dry-type transformers are popular for indoor installations due to clean operation and reduced fire risk, while liquid-filled units may be preferred for higher surges or outdoor environments with protective enclosures. Determine secondary voltage requirements, whether you need fixed outputs or tap-changing options, and the space available for installation. Efficiency ratings, thermal performance, and noise levels are important for continuous operation in populated equipment rooms. Finally, confirm compliance with local electrical codes and standards, and verify that the unit’s mounting and wiring configurations align with your panel layouts and protection schemes.
When comparing models, balance start-up loads, reliability of windings (copper vs. aluminum), and the availability of monitoring features such as meters or digital displays. Consider future expansion and whether a transformer supports easy reconfiguration or scaling. For serviceability, check warranty terms, ease of access for maintenance, and the supplier’s support network. Always factor in total cost of ownership, not just the purchase price, to ensure dependable performance over the life of the equipment.