400/800Hz EMI Filter For Anechoic Chamber

400/800Hz EMI Filter For Anechoic Chamber

EMI, EMC, Power Line Filter

Technical Data:

Rated Voltage: 115/200VAC
Rated Current: 16-200A
Rated Frequency: 400/800Hz
Test Voltage: 1200Vdc/2s
Climatic Category: 25/085/21

Product Description

The 400/800Hz power line filter is suitable for more demanding high-frequency power environments, particularly in military, aerospace, and precision instrumentation applications.

Typical Applications

Anechoic Chamber, EMC Testing Chamber, Antenna Pattern Testing Chamber, Radar Cross-Section (RCS) Testing Chamber
Electronic Warfare (EW) Testing Chamber
Shielded Room
EMC Cabinet
Shielded Tents

Product Features

Durability and Reliability: Features superior reliability and durability, capable of operating continuously in extreme environments such as high temperatures, intense vibrations, and strong electromagnetic interference.
Equipped with differential mode coils, each operating independently for stable performance
Excellent suppression of conducted and RF interference
Flexible configuration with single or dual-line filters to accommodate single-phase or three-phase circuits
Supports multi-line parallel connection for current expansion
Compliance with Standards: Meets CISPR 16/25, IEC 61000-4-3, MIL-STD-461, EN 60939 and other stringent military and international standards.

Technical Data

Rated Voltage	115VAC 200VAC	Single-phase Three-phase
Rated Frequency	400/800Hz
Rated Current	Refer to product selection table	Ambient temperature of +40℃
Number of lines	2 or 4
Insertion Loss, Per MIL-STD-220C	＞100dB	Three-stage filter: 14kHz – 40GHz
DC Resistance	Refer to product selection table	Each Line
Power Dissipation	Refer to product selection table	At Rated Current
Test Voltage	1200Vdc, 2s	Line/Line
Test Voltage	1200Vdc, 2s	Line/Ground
Voltage Drop/line	＜3%	Rated Voltage 115/200V@400/800Hz
I_Leakage	Refer to product selection table
Discharge Time to Below 34V	30s
Climatic Category (EN 60068-1)	25/085/21	-25℃~+85℃ 21 days damp heat test

Discharging Resistance Integrated

A discharge resistor is integrated into the filter to safely dissipate stored capacitance after power is turned off.

Type	Rated Current (A)	Rated Voltage (VAC)	Number of lines	I_Leakage(A)	DC resistance of each line (mΩ)	Power Dissipation (W)	Dimensional Drawing
GMF271C-16	16	115	2	1	＜50	＜20	Fig 1
GMF271C-32	32			1	＜20	＜30
GMF271C-63	63			1	＜6.0	＜50
GMF271C-100	100			1	＜3.5	＜70	Fig 2
GMF471C-16	16	200	4	1	＜50	＜30	Fig 3
GMF471C-32	32			1	＜20	＜40
GMF471C-63	63			1	＜6.0	＜70
GMF471C-100	100			1	＜3.5	＜100
GMF471C-150	150			1	＜3.5	＜200	Fig 4
GMF471C-200	200			1	＜3	＜200	Fig 4

Circuit Diagrams

Outline Drawing (mm)

Type	A	B	C	D	E	F	G	H	I	J	K	Dim.
GMF271C-16	630	220	170	260	240	330	100	50	M33	M6	M6	Fig 1
GMF271C-32
GMF271C-63
GMF271C-100	800	300	180	340	320	250	90	60	M45	M8	M8	Fig 2
GMF471C-16	800	220	170	260	240	250	150	50	M33	M6	M6	Fig 3
GMF471C-32
GMF471C-63									M45
GMF471C-100	960	320	180	360	340	330	90	60	M45	M8	M8
GMF471C-150	1150	350	250	390	370	250	5	80	M60	M12	M8	Fig 4
GMF471C-200

Insertion Loss

Frequency of 14kHz-40GHz. Insertion loss over 100dB.

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

How to choose the appropriate product model?

Do you provide customization services?

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

Are there samples available for viewing or testing?

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. ）

What material is the product made of?

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

What are the specifications and dimensions of the product?

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

Do you offer global shipping?

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

How long does it take to ship after order confirmation?

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

How can I place an order?

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.

Which payment methods do you accept?

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

Are there wholesale prices or discounts available?

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

How long does shipping take?

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

What shipping methods are available?

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

How do you handle product quality issues?

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

Do you provide after-sales service?

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

Do you have a technical support team?

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

Do you provide opportunities for distributor or reseller partnerships?

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

Do you accept OEM or ODM orders?

Yes, we accept OEM or ODM orders.

Contact us to get your quote!

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