161H20

Overview

The Hammond Manufacturing 161H20 is a low-voltage power transformer designed for PCB mounting. It features a single primary winding rated at 115 VAC and dual secondary windings providing 20 VAC center-tapped output. The unit has a power rating of 24 VA with a secondary current capacity of 1.2 A. Operating within a temperature range of 0°C to +130°C, it utilizes solder pin termination for through-hole installation.

Feature Summary

• Dual secondary winding configuration provides center-tapped output capability
• Low-profile design optimized for printed circuit board mounting applications
• High thermal stability supports operation up to +130°C

Applications

• Low voltage AC power supply circuits
• Electronic equipment requiring isolated power sources
• Control panel transformers

Procurement Notes

Verify the specific secondary voltage and current ratings against the target circuit requirements before procurement. Confirm that the through-hole footprint matches the PCB layout. Ensure the operating environment remains within the specified temperature limits to maintain performance and safety standards.

Selection Notes

Select this component when a compact, board-mount solution is required for 115VAC input systems. The 24VA rating suits moderate load applications. Consider the physical dimensions and lead spacing to ensure compatibility with the assembly process and available board space constraints.

Part Context

This model belongs to the 161 series of low-voltage power transformers from Hammond Manufacturing. These components are engineered for general-purpose isolation and voltage transformation in industrial and commercial electronics, offering reliable performance in standard environmental conditions.

Replacement Considerations

Consult official manufacturer documentation to identify direct cross-references or updated series replacements. Verify that any substitute part maintains identical electrical specifications and mechanical mounting dimensions.