FD4-20

Power Transformers Overview

The Triad Magnetics FD4-20 is a laminated core power transformer designed for chassis mounting. It features dual primary windings rated for 115V and 230V operation, providing versatile input compatibility. The secondary output delivers 20.0V at a center tap with a current rating of 0.300A. With a 6VA power rating, this component utilizes a Quick Pack construction to minimize size and weight while maintaining performance standards.

Power Transformers Feature Summary

• Chassis mount design with Quick Pack construction
• Dual primary winding configuration for 115V/230V input
• Center-tapped secondary output capability

Power Transformers Applications

• Industrial equipment power supplies
• Audio amplifier circuits
• General purpose electronic instrumentation

Power Transformers Procurement Notes

Verify the specific manufacturer designation when sourcing, as the model number FD4-20 may be associated with different manufacturers such as MAGNETEK Inc in certain databases. Confirm that the UL/cUL certification applies to the Triad Magnetics version. Ensure the chassis mount style matches the mechanical requirements of the target enclosure before finalizing procurement.

Power Transformers Selection Notes

Select this transformer when a compact, high-reliability solution is required for chassis-mounted applications. The dual primary winding allows for direct connection to standard global line voltages without manual switching. Consider the physical dimensions and lead lug configuration during PCB or panel layout to ensure proper fit and secure electrical connections within the assembly.

Power Transformers Part Context

This component belongs to the TRIAD Quick Pack small power transformer series. This series is engineered to offer significant reductions in size and weight compared to traditional transformers for equivalent VA ratings. The FD4-20 represents a standard offering within this industrial-grade lineup, balancing efficiency with robust mechanical construction.

Power Transformers Replacement Considerations

Direct substitutes include models from other manufacturers with identical electrical specifications and mounting styles. Verify that any replacement part maintains the same 6VA rating, 20Vct secondary output, and chassis mount form factor to ensure seamless integration into existing designs.