Terminal Block EMI Filter

Terminal Block EMI Filter

EMC, Single-phase, EMI Filter for industrial

Technical Data:

  • Product Type: ND2101-30T
  • 250VAC
  • 30A
  • 50/60Hz
  • 1500VDC line/line, 2250VDC Line/Ground
  • 25/085/21

Product Description

The Terminal Block EMI Filter effectively addresses common pain points related to electromagnetic interference that can cause equipment malfunction, signal distortion, or system downtime. By significantly reducing both conducted and radiated noise, this filter protects sensitive electronic components from unexpected disruptions and enhances overall system reliability. It is especially beneficial in environments with complex electrical noise, such as manufacturing plants, automation systems, and power conversion devices, where stable and uninterrupted operation is critical.

Compared to competing products, our Terminal Block EMI Filter stands out due to its superior noise attenuation performance, robust build quality, and user-friendly terminal block design which simplifies wiring and maintenance. We use high-grade materials and advanced manufacturing processes to ensure durability and long service life under harsh industrial conditions. Additionally, our filters comply with stringent international standards, guaranteeing consistent performance across diverse applications and offering excellent value through a combination of reliability and competitive pricing.

Learn more in our latest blog:

“How to Choose the Right Terminal Block EMI Filter for Your Application”

Typical Applications

The Terminal Block EMI Filter is widely used in various electronic equipment and measuring instruments. Its reliable EMI suppression ensures accurate performance and protects sensitive devices from electromagnetic disturbances.

It is also well-suited for white goods, single-phase industrial equipment, power supply, and control systems, providing effective noise reduction to maintain stable operation and extend equipment lifespan.

This filter is fully compatible with single-phase power supply, switch-mode power supply, and PLC controllers, making it a versatile choice for many industrial automation and control applications.

In addition, it is ideal for medical equipment and typical medical applications, where low current leakage is critical to meet strict safety and performance standards.

Product Features

  • Offers excellent general-purpose filtering performance with a cost-effective design.
  • Available with various output connection options.
  • Certifications: CE and UL approved.
  • Compact, general-purpose single-phase filter with embedded/nut/copper bar/blade terminal
  • Easy to install, cost-effective solution, ensuring high performance with space-saving design.

Technical Data

Type Rated Current (A) Rated Voltage Rated Frequency I Leakage (≤mA) Test Voltage (2s) Dim. Circuit Output Climate Category
ND2104-1Q 1 125/250VAC 50/60Hz 0.5
250VAC/50Hz
Line/Line
1500VDC
Line/ Ground
2250VDC
Fig 1 Fig 1 25/85/21
ND2201-3Z 3 Fig 2
ND2104-3Q 3 Fig 1
ND2104-6Q 6
ND2105-10Q 10 Fig 3 Fig 2
ND2107-20S 20 Fig 5
ND2107-30S 30
ND2101-30T 30 Fig 4
ND2109-50S 50 Fig 6
ND2110-100S 100 Fig 7
ND2111-200S 200 Fig 8
ND2110-300C 300 Fig 9 4*25
ND2110-400C 400 6*25
ND2110-600C 600 8*25
ND2110-800C 800 Fig 10
ND2110-1000C 1000

Circuit Diagrams

Outline Drawing (mm)

Insertion Loss

Insertion loss measured in 50Ω/50Ω system, as IEC/CISPR No. 17

A=Differential mode               B=Common Mode

Factory and Production Line

Why choose us?

10+ years experience

With 10+ years experience in manufacturing power line filters, we bring deep industry knowledge to every product we create.

Wide Client Base

We are trusted by 1,000+ long-term customers, showcasing our ability to consistently meet and exceed client expectations.

Proven Quality

10,000+ positive feedbacks from satisfied clients attest to the quality and reliability of our products.

Customized Solutions

We offer tailored services to meet the specific needs of our customers, ensuring that every solution is perfect for your requirements.

Competitive Advantage

We prioritize innovation, offering products with excellent performance at a competitive price, ensuring the best value for your investment. 

FAQs

Yes, we can provide customization services according to your requirements.

Yes, we offer sample services for testing. (What is the minimum order quantity for the product? Usually, we support a minimum order quantity of one. )

Typically, our products are made of stainless steel, nickel-plated carbon steel, aluminum, or other specified materials. Additionally, we can accommodate special material requests.

Generally, we provide specific product dimension information on the product page. However, if you require custom dimensions, please contact us. 

Yes, we provide global shipping. With convenient international freight services, we can deliver goods to wherever you need.

Typically, for small batch orders, we ship within 1-3 weeks upon receiving the prepayment. 

Feel free to reach out to us by submitting an inquiry form or visiting our “Contact Us” page,and we will respond to you within 24 hours.

We accept various payment methods including T/T, letter of credit, and PayPal.

We offer tiered pricing, with more favorable prices for bulk orders.

Shipping times vary depending on the method chosen, but generally, goods are delivered within 7-30 days after dispatch.

We offer various shipping methods including by sea, air, truck, and railway.

For any product quality issues, we will respond within 24 hours and provide effective solutions.

Yes, we offer a comprehensive after-sales service, including a 2-year warranty on our products. You can rest assured after purchasing from us.

Yes, we have a professional technical team and our own  EMC laboratory.

Yes, but we will review your qualifications to determine if you can become our distributor. 

Yes, we accept OEM or ODM orders. 

Contact us to get your quote!

Related Products

5.5-55kW, 13-128A, 380/400/415/440VAC, 50Hz

Single/There-phase, 1-100A, 125/250VAC, 50-400Hz

Single-phase, Single-stage, 1-1000A, 125/250VAC

Single-phase, Two-Stage, 1-200A, 125/250VAC

Noordin Etech at EMV 2026 — Germany

We’ re excited to announce that Noordin Etech will be exhibiting at the 2026 EMV
Expo in Germany!

Booth: Hall 10.2 435
Date: 24-26 March 2026
Location: Koelnmesse, Köln, Deutschland

We look forward to seeing you there!

get your quote

Contact to get your free quote & catalog!