380V AC Three Phase Four Wire EMI Power Supply Noise Filter 40A-80A Variable Frequency Filter

380V three-phase four wire system filter DAC42-D DC variable frequency filter

Three-phase four-wire AC 380VAC/440VAC power supply noise filter DAC42-D Series EMI power filter 40A 50A 60A 80A

This series features standard filter circuit design, compact size, competitive pricing, and excellent performance in suppressing high-frequency interference from 1MHz-30MHz. Widely used in three-phase system switching power supplies, UPS systems, distribution cabinets, and other electronic power equipment operating in complex electromagnetic environments. Ensures normal and safe operation of equipment while effectively reducing failure rates and minimizing high-frequency signal interference to peripheral devices and power grids. Helps meet EMC conducted radiation testing requirements.

• Three-phase four-wire AC 380VAC/440VAC power supply noise filter
• Rated current: 40A-80A
• Compact size with competitive pricing
• Effective suppression of both common mode and differential mode interference

Common Mode / Differential Mode

Widely used in various electrical equipment, testing instruments, medical devices, entertainment systems, fire protection systems, power equipment, security monitoring systems, and audio equipment operating in complex electromagnetic interference environments. Ensures stable operation while reducing electromagnetic interference to surrounding devices.

Sichuan Qixing Electronics Co., Ltd. specializes in the development, production, and sales of potentiometers, resistors, filters, knobs, band switches, and capacitors. Established in 2005 with headquarters in Wenjiang District, Chengdu, China, we combine years of production experience with advanced equipment and a professional R&D team to deliver high-quality products and OEM/ODM services.

Our products and after-sales service have earned widespread recognition from clients worldwide. We adhere to the philosophy of "quality first, customer first" and continuously improve our products and services to meet customer needs.

Based in Sichuan, China since 2005, we serve domestic and international markets including Western Europe, North America, and Asia with a team of 51-100 professionals.

Pre-production samples for approval and final inspection before shipment ensure consistent quality.

Potentiometers, resistors, EMI filters, knobs, and switches.

Since 2005, we've specialized in high-quality potentiometers, filters, and resistors, offering competitive pricing and excellent service.

We accept various delivery terms (FOB, CFR, CIF, EXW, FCA) and payment methods (T/T, L/C, etc.), with support in English and Chinese.