VTX-146-300-230

Overview

The Vigortronix VTX-146-300-230 is a dual primary toroidal transformer with a 300VA power rating. It accepts 115V or 230VAC input voltages and provides two secondary windings delivering 2 x 30VAC at 5A output current. The unit features typical regulation of 6% and a temperature rise of 60°C. It is UL approved, RoHS compliant, and supplied with a mounting kit for chassis installation.

Feature Summary

• Dual primary winding configuration supporting 115V and 230VAC inputs
• Dual secondary windings providing isolated 30VAC outputs
• Open style construction designed for chassis mounting
• UL approved and RoHS compliant manufacturing standards

Applications

• High-power audio amplifier power supplies
• Industrial control system power distribution
• Test and measurement equipment power sources
• Custom electronics chassis integration

Procurement Notes

Verify the specific voltage configuration required for your application, as this model supports both 115V and 230V primary inputs. Confirm that the 300VA rating and 5A secondary current meet your load requirements. Ensure the open-style form factor fits within your designated chassis space. Check for compliance with local safety regulations regarding UL approval and RoHS status before finalizing procurement.

Selection Notes

Select this component when a high-efficiency toroidal design is needed for low-noise applications. The dual primary feature allows flexibility in global voltage compatibility. Consider the physical dimensions and mounting hole pattern to ensure mechanical fit. Verify that the 6% regulation meets the stability requirements of your downstream circuitry. This transformer is suitable for applications requiring robust thermal performance with a 60°C rise.

Part Context

This part belongs to the Vigortronix VTX series of open-style toroidal transformers. These components are engineered for high reliability and low electromagnetic interference compared to laminated core alternatives. The series typically includes various VA ratings and voltage configurations to support diverse power supply designs in professional audio and industrial sectors.

Replacement Considerations

Direct substitutes must match the 300VA rating, 2x30V secondary configuration, and dual primary input capability. Verify that replacement units offer similar regulation percentages and temperature rise characteristics. Ensure the mounting footprint and terminal layout are compatible with existing chassis infrastructure.