240 single phase to 480 3 phase transformer
240V Single Phase to 480V Three Phase Power—Engineered for Scale
Need stable 480V three-phase output from a 240V single-phase source? Shinenergy delivers matched systems combining rotary phase converters and step-up transformers—built for batch deployment, not just one-off fixes.
UL/CSA compliant, spec-consistent, and ready for multi-site rollouts. Trusted by OEMs and EPCs worldwide.

Solar
Most small PV sites in the U.S. still run 240V single-phase output. But what happens when your irrigation pumps or site load demand 480V three-phase? That’s exactly what an EPC in Central Valley faced—across 28 distributed farms. We helped them standardize the upgrade: our system sits cleanly between their inverter banks and switchgear, handling both phase conversion and step-up in one box. Result?Zero grid upgrade. Faster approvals. One solution that fits all.
Energy Storage
Rolling out backup battery systems across 60+ remote telecom sites in Alberta? That was our client’s task. Problem was—each location only had single-phase power. We built a batch of transformer kits, pre-matched for their PCS output, wired for 240V in / 480V three-phase out. No guesswork. No on-site rewiring. Their site engineers plugged it in and got stable power for their inverters and fans—within hours.


Data Center
A Singapore-based modular DC contractor came to us during a rollout of 40 edge containers. No access to three-phase power at many sites. But their UPS and HVAC spec demanded 480V three-phase. We helped them lock down a plug-in solution: this converter + transformer system sits inside each pod next to the main breaker. Same wiring, same footprint, every time. Their integrator told us: “This saved weeks in field design. Total win.”
Wind + Hydrogen
When the Inner Mongolia hydrogen pilot kicked off, developers faced inconsistent single-phase wind turbine output—but every electrolyzer and pump skid needed clean 480V three-phase. We engineered a rugged system that’s now deployed in 12 modular stations, right between turbine feed and control panel. Stable, dry-type, phase-balanced, and ready for cold, remote environments. No fine-tuning required. Just bolt it down and run.


Medical
Older clinics, limited service—sounds familiar? One of our clients in the Philippines wanted to deploy MRI and sterilizers across 15 legacy sites running on 240V single-phase. We gave them a way to power high-end medical equipment without touching the existing grid. Our system drops straight into the utility room, auto-balances, and delivers clean 480V three-phase. Their project manager summed it up best: “You made the retrofit invisible.”
- Data Sheet
- Three Phase Transformer Catalog
- Shinenergy Product Catalog
Certification | UL |
Phase | Three Phase |
Rated capacity | UP TO 3000KVA Customized |
Frequency | 50/60Hz |
Work Efficiency | UP TO 99.05% |
Protection Class | IP00/IP20/IP23/IP40/IP44/IP54 |
Winding Material | Copper or Aluminum |
Insulation level | Class F (155°C) Class H (180°C) Class N (200°C) Class R (220°C) |
Designed lifetime | ≥30 years |
Cooling Method | Air Cooling |
Wiring Configuration | Δ-Y (Delta-Star)/Y-Y (Star-Star)/Δ-Δ (Delta-Delta)/Y-Δ (Star-Delta) /Δ-Z (Delta-Zigzag)/ Y-Z (Star-Zigzag) |
Noise | ≤35 dB (1 meter) |
Three Phase Transformer Catalog | |
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100 kva step up transformer 220 to 440 3 phase | 167 kva 3 phase step down transformer 240 to 208 |
167 kva 3 phase step up transformer 208 to 480 | 150 kva 3 phase transformers for sale |
100 kva step up transformer 220 to 440 3 phase | 100 kva step down transformer 480 to 240 3 phase |
Step Down or Step Up? Choosing the Right 480 to 240 Transformer
Whether you’re trying to power a 240V control panel from a 480V 3-phase feed, or upgrade a site from 240V single-phase to 480V 3-phase input, choosing the right transformer isn’t just about voltage—it’s about understanding phase compatibility.
For 480 3 phase to 240 single phase transformer needs, we commonly support commercial facilities adding low-voltage lighting or control systems to existing high-voltage mains. The transformer steps down voltage but does not isolate or convert phase—your load must be compatible.
On the other hand, we often receive inquiries for a 240 single phase to 480 3 phase step up transformer, where customers expect a single unit to “do it all.” Truth is: transformers don’t create phases. These cases require a system-level solution, combining a phase converter with a step-up transformer. At Shinenergy, we build and ship these pre-matched, ready for field use—especially for distributed energy, telecom, or mobile power projects.
Still unsure if your site needs phase conversion or just voltage adjustment? That’s where we step in—not just to sell a transformer, but to make sure you’re powering your system the right way.
Yes—but only for voltage reduction. It won’t convert phase types. If your load is single-phase and you have 3-phase power, this transformer steps down the voltage safely for lighting, controls, or office equipment.
This usually refers to a combined system, not just a transformer. You’ll need a rotary or static phase converter paired with a step-up transformer to achieve both phase conversion and voltage elevation.
No. A standard transformer cannot change phase. A 240 single phase to 480 3 phase transformer only works when used in tandem with a converter. We offer matched systems specifically for this purpose.
Technically, they’re the same in function—reducing voltage and phase count—but the first is commonly used in industrial settings, while the second term is more prevalent in residential or control circuit applications.
Yes. All Shinenergy models come with pre-labeled terminals, UL/CSA options, and are batch-ready for deployment in OEM or EPC projects. We also provide wiring diagrams to simplify installation.