165S25

Overview

The Hammond Manufacturing 165S25 is an industrial control power transformer designed for chassis mounting. It features a single primary winding rated for 115 VAC at 60 Hz and a single secondary winding providing 25.0 VAC center-tapped output. The unit delivers a power rating of 250 VA with a maximum secondary current capacity of 10 A. Constructed for low voltage, high current applications, it operates within a temperature range of 0°C to +130°C. The physical dimensions are 3.75 inches in length, 3.13 inches in width, and 3.63 inches in height, weighing approximately 2.49 kg.

Feature Summary

• Chassis mount construction for secure panel installation
• Single primary and single secondary winding configuration
• Low voltage, high current design optimized for industrial control circuits

Applications

• Industrial control panels requiring isolated power sources
• Equipment needing 25VAC center-tapped supply for rectification
• High current load distribution in machinery control systems

Procurement Notes

Verify the specific voltage and current requirements against the 250 VA rating before ordering. Confirm that the chassis mounting style aligns with your enclosure design constraints. Ensure the operating environment stays within the specified temperature limits. Cross-reference the datasheet for terminal type and insulation class details relevant to your safety standards.

Selection Notes

Select this model when a dedicated 25VAC center-tapped source is required for industrial applications. Consider the 250 VA power budget to ensure adequate headroom for peak loads. Evaluate the chassis mount form factor against available panel space. Compare against similar series models if different voltage taps or power ratings better suit the specific circuit demands.

Part Context

This component belongs to the Hammond 165 series of industrial power transformers. The series offers various power ratings and voltage configurations tailored for control panel integration. These units are engineered for reliability in demanding electrical environments, providing stable voltage transformation for sensitive control logic and actuator power needs.

Replacement Considerations

Direct substitutes include other Hammond 165 series variants with matching electrical specifications. Verify compatibility with existing mounting hardware and wiring terminals. Ensure replacement units maintain the same thermal and insulation performance characteristics.