3EQ1

Overview

The TE Connectivity Corcom Filters 3EQ1 is a single-phase EMC/EMI line filter rated for 3 A at 250 VAC, 50/60 Hz. It features a two-stage configuration with quick-connect terminals (0.189 inch / 4.8 mm). The unit is designed for chassis or panel mounting and operates within a temperature range of -10°C to 40°C. Certified by CSA, UR, and VDE, it serves general applications requiring noise reduction on AC power lines.

Feature Summary

• Two-stage filtering architecture for enhanced noise suppression
• Quick-connect terminal style for simplified wiring
• Certified for commercial and medical use environments

Applications

• General electronic equipment noise reduction
• AC power line interference mitigation
• Medical device power input filtering

Procurement Notes

Verify the specific datasheet version and manufacturing location details before procurement, as production sites may change. Confirm that the quick-connect terminal dimensions match your PCB or wire harness requirements. Ensure the operating temperature range of -10°C to 40°C aligns with your system's thermal environment. Check for any recent product change notices (PCN) regarding component updates.

Selection Notes

Select this model when a two-stage EMI/RFI filter is required for single-phase AC circuits up to 3 A. It is suitable for applications needing CSA, UR, and VDE certifications. Consider the chassis mounting style and quick-connect termination when designing the enclosure and circuit board layout. Verify compatibility with 120/250 VAC systems.

Part Context

This component belongs to the TE Connectivity Corcom HQ series of line filters. It is part of a broader family of EMC solutions designed for commercial and industrial electronics. The 3EQ1 variant specifically addresses needs for compact, high-performance filtering in space-constrained applications requiring robust certification compliance.

Replacement Considerations

FN2080B-3-06 from TE Connectivity Schaffner is listed as a public substitute. Verify electrical ratings, terminal types, and mounting dimensions before substitution.