| Image | Part Number | Description / PDF | Quantity | Rfq |
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SolaHD |
ISLATRON FILTER D 100A 240VAC |
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SolaHD |
ISLATRL+ WL 1PH 5A 120V |
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SolaHD |
ISLATRL+ 1PH 7.5A 240VAC R0HS |
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SolaHD |
ISLATRL+ 1PH 15A 120V |
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SolaHD |
ISLATRL+ 1PH 30A 240V |
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SolaHD |
ISLATROL BC 1 PH 120/240V 100A |
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SolaHD |
FILTER 7.5A 100VDC |
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SolaHD |
ISLATRL+ WL 1PH 30A 120V |
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SolaHD |
ISLATRL+ 1PH WL 5A 240V |
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SolaHD |
ISLATRL+ 1PH 30A 120V R0HS |
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SolaHD |
FILTER 30A 100VDC |
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SolaHD |
ISLATROL BC 1 PH 120/240V 50A |
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SolaHD |
ISLATRL+ WL 1PH 15A 240V |
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SolaHD |
ISLATRL+ 1PH 5A 480V |
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SolaHD |
FILTER 50A 100VDC |
0 |
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Power Line Filter Modules (PLFMs) are electromagnetic interference (EMI) suppression devices designed to mitigate conducted noise in electrical systems. They ensure compliance with electromagnetic compatibility (EMC) standards by attenuating high-frequency noise while allowing desired power frequencies to pass. Their importance grows with increasing electrification and connectivity in modern applications like renewable energy systems, industrial automation, and medical electronics.
| Type | Function Features | Application Examples |
|---|---|---|
| Differential Mode Filter | Suppresses asymmetric noise between live/neutral conductors | Motor drives, variable frequency drives |
| Common Mode Filter | Attenuates symmetric noise between conductors and ground | Medical imaging equipment, data centers |
| Combined Filter | Integrates differential and common mode suppression | Industrial control cabinets, test equipment |
| High-Frequency Filter | Targets noise above 1MHz with specialized components | Wireless base stations, satellite communication |
Typical PLFM construction includes: - Die-cast aluminum housing for EMI shielding - X/Y capacitors (ceramic or film type) for differential/common mode filtering - Toroidal or multi-hole inductors for noise suppression - Integrated thermal fuses and discharge resistors - IEC standard connectors (e.g., C13/C14) or terminal blocks - Epoxy sealing for environmental protection
| Parameter | Description | Importance |
|---|---|---|
| Frequency Range | Typically 150kHz-100MHz | Determines noise bandwidth attenuation |
| Voltage Rating | 100-600VAC/DC | Defines operational safety margin |
| Insertion Loss | 10-100dB at target frequencies | Quantifies noise reduction capability |
| Current Capacity | 0.5-100A | Affects power delivery capability |
| Temperature Range | -40 C to +125 C | Ensures environmental reliability |
Key industries and equipment: - Industrial Automation: PLC control cabinets, CNC machines - Medical: MRI scanners, patient monitoring systems - Communication: 5G base stations, network servers - Renewable Energy: Solar inverters, wind turbine controllers - Aerospace: Avionics power systems, satellite payloads - Consumer Electronics: EV charging stations, smart home systems
| Manufacturer | Product Series | Key Features |
|---|---|---|
| Schaffner | FN 2080 | 80A rating, 3-phase filter for industrial drives |
| TDK-Lambda | DFM1K | 1kW power line filter with medical safety certification |
| MTE Corporation | Pro-Net | Modular filter for industrial Ethernet applications |
| API Technologies | PLF-300 | Military-grade filter for aerospace systems |
Key considerations: - Match voltage/current ratings with system requirements - Verify insertion loss curves at specific noise frequencies - Consider physical dimensions and cooling requirements - Ensure compliance with relevant standards (e.g., IEC 60939) - Evaluate environmental conditions (temperature, humidity, vibration) - Assess certification needs (CE, UL, MIL-STD)
Market developments include: - Increasing demand for high-frequency filters (>10MHz) due to 5G/6G adoption - Miniaturization for EV and portable medical device applications - Integration with smart monitoring capabilities (IoT-enabled filters) - Growth in wide bandgap semiconductor compatible filters (SiC/GaN) - Stricter EMC regulations driving customized filter solutions - Market CAGR projected at 6.8% (2023-2030) according to industry reports