848-20/004

Overview

The Qualtek 848-20/004 is a single-phase EMI/EMC power line filter designed for chassis mounting. It operates at rated AC voltages of 115V and 250V with a continuous current rating of 20A at 50/60Hz. The component features a two-stage configuration to effectively attenuate electromagnetic interference across power lines. Key electrical specifications include a leakage current range of 0.45 to 0.90 mA, ensuring compliance with safety standards while protecting sensitive equipment from noise in industrial and commercial applications.

Feature Summary

• Two-stage filtering architecture for enhanced noise attenuation
• Chassis mount design for secure installation
• Single-phase compatibility for standard AC power circuits

Applications

• Industrial control systems requiring EMI suppression
• Commercial audio/video equipment protection
• Medical device power input stages
• Test and measurement instrument power supplies

Procurement Notes

Verify the specific voltage rating (115V or 250V) required for your application against the datasheet specifications. Confirm that the 20A current rating aligns with your system's maximum load. Ensure chassis mounting provisions match your enclosure design. Check RoHS compliance status if environmental regulations apply to your manufacturing process.

Selection Notes

Select this component when a two-stage EMI filter is needed for single-phase AC lines up to 20A. Consider the physical dimensions and mounting style for integration into existing chassis designs. Evaluate leakage current limits to ensure compatibility with sensitive downstream electronics or safety ground requirements.

Part Context

This part belongs to Qualtek's 848 series of power line filters. The series offers various current ratings and voltage options for different EMC requirements. The 848-20/004 specifically addresses higher current needs within the single-phase category, providing robust noise reduction for demanding power environments.

Replacement Considerations

Consult official Qualtek documentation for direct cross-references. Verify pinout compatibility and mounting hole patterns before substituting with other manufacturers' components. Ensure equivalent current and voltage ratings are maintained to preserve system safety and performance.