How does the AHF protect communication systems?

By significantly reducing harmonic-induced electromagnetic interference (EMI), the AHF ensures that communication signals remain clear and control systems operate without false triggers.

High-Efficiency 400V 75A Active Harmonic Filter for Power Quality

Name: High-Efficiency 400V 75A Active Harmonic Filter for Power Quality
Brand: Baoyu Holdings Limited
SKU: 1993997521

Zhejiang, ChinaBaoyu Holdings Limited

US$850.00

1-19 Pieces

US$823.00

20-49 Pieces

US$818.00

50+ Pieces

Sample price:US$818.00/piece.Request sample

Product profile

Customization

Available

Certification

ISO9001, CCC, CE

Protection

IP20

Model NO.

BY91-APF/75A-0.4/4L

Installation

Wall-Mounted/Rack-Mounted

Housing

Metal

Product Name

Active Power Filter

Rated Current

75A

Frequency

50Hz

Clour

Silver

Material

Iron Shell

OEM/ODM

Customized

IP Rating

IP20

Packaging

Carton

Function

Anti-Harmonic

Current Capacity

30/50/75/100/150A

Application

VFD, UPS, Data Center, EV Charger

Transport Package

Standard Export Packaging

Specification

500*550*130mm

Trademark

CNBYG

Origin

Zhejiang, China

Key features

Full-band filtering: 2nd to 50th harmonics, complete cancellation at connection point

All-in-one: harmonic filtering, reactive compensation, and phase balancing in a single unit

Safer & more economical: longer equipment life, fewer outages, compliant with standards

EMI-free: stable operation for sensitive control and communication devices

Company profile

Importers and ExportersYears of Export ExperienceExperienced TeamSelf-branded

Baoyu Holdings Limited

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 years CertifiedNearest Port: Ningbo portAverage Response Time: ≤1.81h

AI-Powered supplier vetting

SummaryThe supplier is a combined company engaged in manufacturing and selling distribution switch control equipment, molds, mechanical equipment, electronic components, and electrical products. It reports winding, stamping, soldering, assembly, and metal spraying equipment, plus broad customization capability. Quality and sustainability credentials include CE, ISO9001:2015, ISO14001, and ISO45001:2018. The supplier has exported for 10 years, with exports representing 21%–30% of sales, and has OEM experience with popular brands. However, its after-sales and supplier-service management lacks written procedures or records, it has no valid manufacturing-capacity contract with related subcontractors, and it has no overseas warehouses, showrooms, agents, branches, or stated overseas service countries. Financial information is represented only by reporting years, without substantive performance values. Customer-case evidence is limited to OEM service for popular brands; no Fortune 500 collaboration is reported.

Supplier typeThe supplier is identified as a combined company. Its stated business scope includes manufacturing and sales of distribution switch control equipment, molds, mechanical equipment, electronic components, and electrical products, indicating a manufacturer with multiple related product activities.

CertificationsThe supplier reports CE product compliance certification and ISO9001:2015, ISO14001, and ISO45001:2018 management or sustainability-related certifications. These explicitly support product compliance and quality, environmental, and occupational health and safety management capabilities.

After-Sales capabilityThe supplier has in-stock service capability and accepts multiple quotation and payment terms, with stated lead times within 15 workdays in both peak and off-season. However, it has no written corrective/preventive-action or complaint-handling procedures or records, no documented service-capability assessment procedure, and no overseas warehouse, showroom, agent, branch, or stated overseas service country.

R&D capabilityThe supplier reports one national science and technology progress award, which is direct evidence of recognized technical achievement. However, it reports no available SDK, and the slices do not provide broader R&D staffing, patents, investment, or product-development details.

Production capacityThe supplier reports winding, stamping, soldering, assembly-line, and metal-spraying equipment, along with in-stock capability and a broad manufacturing business scope. Finished products are checked by packing staff, but there is no valid contract with related subcontractors, creating a documented weakness in manufacturing-capacity governance.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. This indicates broad stated ability to adapt products to different customer requirements.

Client casesThe supplier reports OEM service for popular brands, providing direct evidence of branded-customer experience. It reports no collaboration with Fortune 500 companies, and no specific customer names, order examples, or project outcomes are provided.

Product Q&A

Q:What is the difference between AHF and passive filters?

Passive filters are tuned to specific harmonic frequencies and cannot adapt to changing loads. The AHF actively monitors the system in real time and dynamically cancels a wide range of harmonics (2nd to 50th), automatically adjusting to load variations.

Q:Can the AHF handle multiple power quality issues at once?

Yes. In addition to harmonic filtering, the AHF provides reactive power compensation and three-phase imbalance correction, all in one integrated device.

Q:What is the effective filtering range?

The AHF effectively filters harmonics from the 2nd order up to the 50th order.

Q:How does the AHF improve electrical safety?

It reduces line heating, slows insulation aging, lowers capacitor resonance risks, and suppresses electromagnetic interference , all of which contribute to a safer electrical environment.

Q:What types of facilities can benefit from the AHF

Industrial plants, commercial buildings, data centers, hospitals, and any facility with nonlinear loads (such as VFDs, UPS, LED lighting, or welding equipment) or sensitive electronic equipment.