Active filters amplify desired signals while rejecting unwanted frequencies, and can be tailored to meet application-specific requirements in electronics.
Amplifiers boost signal strength, match impedance levels, and are essential in many circuit systems, including audio, broadcasting, and telecommunications.
Batteries store and provide electrical energy, come in various types and sizes for multiple uses, rechargeable or single-use.
Capacitors store electrical charge with metallic plates and a dielectric; types vary and can be combined for specific circuit characteristics.
Chip carriers and sockets provide an interface between components and PCBs, enabling easy replacement or upgrading without soldering.
Circuit protection devices prevent damage from overcurrent flow, including fuses, breakers, surge protectors, and voltage regulators.
Connector accessories and support devices aid connector function and longevity, including backshells, grips, clamps, and ties; must be compatible with connector type.
Connectors join electronic circuits to transfer signals and power, come in various sizes and shapes, and include support accessories.
Converters transform DC input to another voltage level, essential in electronic systems, renewable energy, and automotive electronics.
Crystals and resonators generate and stabilize frequency signals via piezoelectricity. They are used in timing, frequency control, and filters. Crystals are quartz and resonators are ceramic with a built-in capacitor.
Semiconductor diodes control current flow in one direction (uni-directionality) via low resistance. Useful for rectification, voltage regulation, detection, and digital logic.
Discover essential electronic components for your devices, including CPU accelerators, system cache controllers, computer processors, motherboards, and graphics computing systems. Enhance device performance and connectivity with reliable components engineered for seamless integration and optimal functionality.
Fiber optics use light pulses to transmit data over long distances. They have superior bandwidth capacity, low signal attenuation, and secure physical properties. They are essential in telecommunications networks today.
Filters enhance signal processing by selectively passing desired frequencies while suppressing unwanted ones. Filters can be passive (using capacitors, resistors, and inductors) or active (using transistors or amplifiers).
Flash devices are non-volatile storage solutions that offer fast read and write speeds, making them ideal for applications requiring high-speed data transfer. These devices utilize flash memory technology, providing reliable storage for data-intensive tasks such as gaming, multimedia, and enterprise-level applications.
General purpose ICs consist of multiple individual circuits or components (e.g., logic gates, amplifiers, oscillators, etc.) that are combined onto a single integrated circuit chip for a smaller physical footprint.
I/O and storage controllers are crucial components in computer systems, managing input/output operations and storage devices. These controllers facilitate efficient data transfer between peripherals, storage drives, and the central processing unit (CPU), enhancing system performance and enabling seamless connectivity.
Inductors store energy in magnetic fields, oppose sudden changes in current flow and prevent electrical surges. Common inductor applications include power supplies, signal filters, and oscillators.
Interface ICs allow efficient device connectivity with high-speed data transfer and low power consumption.They can be ASIC or FPGA types, and may perform additional functions such as sensing, storage, and conversion.
Logic ICs can be used for storage, memory, amplification, and multiplexing. They perform fundamental logical operations on digital input signals (1, 0, H, L) to generate a corresponding digital output signal.
Memory modules are essential components in electronic devices, storing data temporarily or permanently for processing and retrieval. From volatile RAM (Random Access Memory) to non-volatile ROM (Read-Only Memory), memory technologies vary in speed, capacity, and functionality, catering to diverse application requirements.
Memory ICs store digital data and retain the information even when the power is turned off. They come in various types, like RAM (Random Access Memory) for fast data access, and ROM (Read-Only Memory) for permanent data storage.
Miscellaneous semiconductor components are a diverse category of electronic components that combines elements from a mix of component devices.
Optoelectronic devices interact with light. This family of devices can emit light, detect light, generate current, and transmit light signals for long-distance communication.
Oscillators generate repetitive waveforms, such as sine, square, or triangle waves. They are commonly used to produce stable and precise frequencies for applications like clocks, signal generation, and communication systems.
Other Function Semiconductor components are a diverse category of semiconductor components that perform a range of specialized functions.
Passive component networks operate without a power source and support data transmission within system by performing filtering, energy storage, and/or signal coupling functions.
Peripheral ICs (Integrated Circuits) are designed to control and manage the peripheral devices connected to a computer or other electronic device.
Programmable Logic ICs are user-programmable devices that allow designers to create custom logic circuits. These cost saving ICs offer real-time data processing and maximum design flexibilty.
RF (Radio Frequency) and microwave devices are used in telecommunications, wireless communications, and electronic systems. These devices include amplifiers, attenuators, filters, mixers, oscillators, and antennas, and a host of other components.
Voltage regulators are used to ensure a constant output voltage despite power fluctuations and load changes. Linear and switching regulators are common types used to maintain voltage stability.
Relays are electromagnetic switches that are used to control the flow of electrical current in an electrical circuit. Relays are a safe means of providing isolation between a controlling circuit and a controlled circuit.
Resistors control the flow of electrical current in a circuit by introducing a set resistance. These passive components reduce current flow, adjust signal levels, and bias active elements in circuits.
Transducers convert energy from one form to another and are crucial in sensing, audio and control systems. They transform physical measures like temperature, pressure, or sound into electrical signals for circuits.
Storage drives are hardware devices used to store and retrieve digital data in computers and electronic devices. These drives come in various forms, including hard disk drives (HDDs), solid-state drives (SSDs), and hybrid drives, offering different levels of capacity, speed, and durability to suit specific storage needs.
Storage media encompass physical or digital mediums used for storing and preserving digital data. From optical discs and magnetic tapes to USB flash drives and memory cards, storage media come in diverse formats and capacities, offering flexibility and reliability for data storage and archival purposes.
Storage systems comprise hardware and software components designed to manage and store digital data efficiently. These systems range from simple standalone devices to complex network-attached storage (NAS) and storage area network (SAN) solutions, providing scalable storage capacity and data protection features for businesses and enterprises.
Switches control electrical current flow by making or breaking connections. These devices vary in design and application, from basic on/off switches to complex industrial automation systems.
Telecom integrated circuits (ICs) are specialized electronics for telecommunications, tailored to high data rates, low power use, and reliable long-distance transmission. These devices include amplifiers, filters, ADCs, DACs, and more-- and they are often integrated on one chip for specific telecom tasks.
Terminal blocks, or connection terminals, are modular blocks that bring together multiple electrical wires at one connection point. They offer a reliable, organized way to terminate cables.
Thermal management devices control heat in electronic systems, preventing overheating and ensuring optimal performance and reliability. Examples include heat sinks, fans, and thermal interface materials that dissipate or transfer heat away from components.
Transformers are devices that alter electrical voltage levels between circuits through electromagnetic induction. They are vital in power distribution, converting high-voltage electricity for transmission and lower voltage for safe usage.
Transistors are 3-layer semiconductor devices that regulate the flow of electrical current. They function as amplifiers, boosting weak signals, and as switches, controlling the flow of current between terminals.
Triggering devices initiate electronic processes or events in response to specific conditions. These devices support many automated tasks such as activating switches and signals, or turning on lights when motion is detected.
Video cards, also known as graphics cards or GPU (Graphics Processing Unit), are essential components in computers, responsible for rendering graphics and images on display devices. These cards feature dedicated processors and memory, delivering smooth and immersive visual experiences for gaming, multimedia, and professional applications.
Choose from over than a million of proven quality materials. Over 300 manufacturers are presented. From renowned major international players to small independent companies with a proven track record in local markets.
Featured manufacturers
EH20-0.5-02-18M by Schaffner Holding Ag is a UL approved EMI mains filter with 250V rated voltage and 0.5A rated current. It operates b/w -25°C to 100°C, suitable for single-phase applications at 400Hz frequency. With dimensions of L21.0xB21.0xH17.8 mm, it offers high pot protection up to 2000V through hole mounting.
Median Price
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Mouser Electronics
1+ parts
$2.910
100+ parts
$1.740
1k+ parts
$1.460
10k+ parts
$1.450
Master Electronics
-
$1.730
$1.420
$1.390
Verical
$1.728
Greenchips
$1.108
$1.055
$1.005
$0.907
Nova Conductors
$1.190
Electro Sonic
$1.576
$0.999
IBS Electronics
$2.500
$2.037
$1.967
Vyrian
SIE Connect GmbH - GreenChips
Advanced Electronics
$0.998
$0.908
$0.818
Continental Prestige Electronics
$1.166
Argo Parts USA
Netroflash
Perfect Parts
UL approval ensures that the product meets safety standards and is suitable for use in the electrical system.
Suitable for use with standard electrical systems with a rated voltage of 250V, ensuring compatibility.
Single phase EMI filter design helps in reducing electromagnetic interference, ensuring better performance of connected devices.
Wide operating temperature range allows for use in various environments, from cold to hot conditions.
Compact size makes it easy to install and integrate into different systems without taking up much space.
Suitable for handling currents up to 0.5A, making it ideal for low power applications and devices.
EMI Mains Filters EH20-0.5-02-18M attributes and parameters. Explore more EMI Mains Filters devices from Schaffner Holding Ag
Additional Features:
Approvals (V):
Filter Type:
Height:
High Pot:
Length:
Mounting Type:
Operating Frequency (Hz):
Maximum Operating Temperature:
Minimum Operating Temperature:
Dimensions:
Rated Current:
Rated Voltage:
Width (mm):
Our modern society is becoming increasingly digitalized and electrified. Everything – from the smallest device to the largest system – depends on smart technology to function reliably and efficiently. All these technologies and solutions are ideas brought to life by innovative minds. But these inventions can be affected by electromagnetic interferences. At Schaffner, we are at the forefront of electromagnetic interference solutions. Our talented and knowledgeable employees work passionately to solve these challenges and drive the technological transformation of our society. And as the electromagnetic experts, we provide reliable solutions that reduce the complexity our customers are facing – freeing up their time to focus on their inventions. Backed by long-term investors that recognize the growth potential and the value of innovations in the field of electromagnetic compatibility, we share a vision for a more sustainable and electrified society and a way forward in generating value for all our stakeholders.
LL4148
Onsemi
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
MC33269T-3.3G
MC33269T-3.3G by Onsemi is a fixed positive single output LDO regulator with a max output current of 0.8 A and a dropout voltage of 1.35 V. It is commonly used in applications that require stable voltage regulation, such as power supplies for electronic devices.
1N4148
Diotec Semiconductor Ag
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
LM317T/NOPB
Texas Instruments
LM317T/NOPB by Texas Instruments is an adjustable positive single output standard regulator with a max output voltage of 37V and max input-output voltage differential of 40V. It operates in temperatures ranging from 0 to 125°C, making it suitable for various applications requiring precise voltage regulation in electronic circuits. The package style is flange mount with three terminals for easy installation.
LM555CM
National Semiconductor
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
SS14
Eic Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
BSS138
NXP Semiconductors
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; No. of Terminals: 3; Maximum Drain Current (ID): .2 A; Operating Mode: ENHANCEMENT MODE;
LM358AN
Fairchild Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
Bytesonic Electronics
M24308/2-1F
Itt Cannon
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Additional Features: STANDARD: MIL-DTL-24308, POLARIZED; Mating Info.: MULTIPLE MATING PARTS AVAILABLE; Filter Feature: NO;
Micronas Semiconductor Holding Ag
RECTIFIER DIODE; Surface Mount: YES; No. of Phases: 1; Maximum Repetitive Peak Reverse Voltage: 100 V; Maximum Output Current: .2 A; Maximum Forward Voltage (VF): 1.2 V;
Renesas Technology
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
CC0603KRX7R9BB103
Yageo
Yageo CC0603KRX7R9BB103 is a 0603 SMT ceramic capacitor with capacitance of 0.01uF and rated DC voltage of 50V. It has X7R temperature characteristics, -55 to 125°C operating range, and ±10% tolerance. Ideal for surface mount applications in electronics requiring stable capacitance across temperatures.
LM317T
LM317T by Texas Instruments is an adjustable positive single output standard regulator with a max output voltage of 37V and max input-output voltage differential of 40V. Operating temperature ranges from 0 to 125°C, making it suitable for various applications requiring precise voltage regulation in electronic circuits. With a max output current of 1.5A, this through-hole package regulator is ideal for power supply designs where adjustable voltage levels are needed.
NC7WZ17P6X
The Onsemi NC7WZ17P6X is a logic gate with 2 functions, featuring a propagation delay of 13.1 ns at 1.8V supply voltage. Ideal for industrial applications, it operates b/w -40 to 85°C and has a max power supply current of 100mA. With Schmitt Trigger technology and small outline packaging, it suits compact electronic designs requiring fast signal processing.
SMBJ18CA
Changzhou Starsea Electronics
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Micro Commercial Components
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; Moisture Sensitivity Level (MSL): 1; Maximum Output Current-1: 1.5 A; Operating Temperature (TJ-Min): 0 Cel;
LAN8720AI-CP-TR
Standard Microsystems
ETHERNET TRANSCEIVER; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 24; Package Code: HVQCCN; Package Shape: SQUARE;
MS3V-T1R32.768KHZ+/-20PPM12.5PF
Golledge Electronics
MS3V-T1R32.768KHZ+/-20PPM12.5PF by Golledge Electronics is a crystal oscillator with 20 ppm frequency tolerance, 126% stability, and 12.5 pF load capacitance. It is ideal for applications requiring precise timing in temperature-sensitive environments due to its -40 to 85 °C operating range.
Zowie Technology
RECTIFIER DIODE; Surface Mount: YES; No. of Phases: 1; Maximum Operating Temperature: 125 Cel; No. of Elements: 1; Maximum Non Repetitive Peak Forward Current: 30 A;
SC-03-06G
KEMET Corporation
KEMET Corporation's SC-03-06G is a UL-approved EMI mains filter with 250V rated voltage and 3A current. It offers a min insulation resistance of 100 Mohm, operates b/w -25°C to 105°C, and has dimensions of L17.5xB14.0xH17.5 mm. Ideal for single-phase applications requiring effective electromagnetic interference filtering in compact spaces.
5500.2025
Schurter Ag
The Schurter Ag 5500.2025 EMI Mains Filter is UL, CUL, VDE, and ENEC-10 approved with a rated voltage of 250V and rated current of 16A. It operates b/w -25°C to 100°C, has high pot of 2700V, and max leakage current of 0.5mA. This single-phase filter with through-hole mount is ideal for applications requiring effective electromagnetic interference suppression.
RSEL-2003W
TDK
The TDK RSEL-2003W is a single-phase EMI mains filter with 250V rated voltage and 3A rated current. It offers approvals from UL, CSA, and EN, with a max operating temperature of 85°C. Ideal for chassis mounting applications requiring effective filtering at 60Hz frequency.
NAH-20-472
Cosel
NAH-20-472 by Cosel is a single-phase EMI filter with a rated voltage of 250V. It has approvals from UL, CSA, VDE, and ENEC-10. With a max operating temperature of 85°C and dimensions of L92.0XB53.0XH41.0 (mm), it is suitable for chassis mount applications requiring up to 20A current capacity.
SSR21NH-031810
KEMET Corporation's SSR21NH-031810 is a UL approved EMI mains filter with 250V rated voltage and 100 Mohm min insulation resistance. It operates b/w -25°C to 120°C, has dimensions of L23.0xB23.0xH14.5 mm, and can handle 0.3A current. Ideal for single-phase EMI filtering in various electronic applications.
10VS1
Corcom
SINGLE PHASE EMI FILTER; Maximum Frequency: 2 MHz; Rated Current: 10 A; Length: 84.8 mm; Height: 38.9 mm; Insertion Loss At Maximum Frequency: 40 dB;
B82722J2302N001
The TDK B82722J2302N001 is a UL, EN, IEC, VDE approved EMI mains filter with 250V rated voltage and 0.3A rated current. It features single-phase filtering, through-hole mounting, and dimensions of 16.1mm x 23.3mm x 25.4mm. Ideal for applications requiring effective electromagnetic interference suppression in power systems.
RP357-600-1000-B
Astrodyne Tdi
Astrodyne Tdi's RP357-600-1000-B is a 3-phase EMI filter with 600V rated voltage and 600A rated current. It operates b/w -25°C to 100°C, approved by EN and UL standards. Ideal for panel mounting applications requiring high pot of 3800V and max leakage current of 10mA at an operating frequency of 50-60Hz.
FN3288IT-100-35-C34-R60
Schaffner Holding Ag
Schaffner Holding Ag's FN3288IT-100-35-C34-R60 is a 3-phase EMI filter with 100A rated current, 305V voltage, and 1 Mohm insulation resistance. It operates b/w -40°C to 100°C, approved by IEC and UL for applications requiring high pot of 2900V and low leakage current of 7mA.
SC-01-06G
Tokin
SINGLE PHASE EMI FILTER; Rated Current: 1 A; Length: 17.5 mm; Width (mm): 14; Minimum Insulation Resistance: 100 Mohm; High Pot: 500 V;
SC-030-E150JH-P
KEMET Corporation's SC-030-E150JH-P is a UL approved EMI mains filter with 250V rated voltage, 3A current, and 100 Mohm insulation resistance. Ideal for single-phase applications, it operates b/w -25°C to 120°C temperatures and has a diameter of 31mm.
10ET1
TE Connectivity
The TE Connectivity 10ET1 EMI Mains Filter is a single-phase filter with UL, CSA, and VDE approvals. It offers insertion loss of 12 dB at min frequency and 45 dB at max frequency. With a rated voltage of 250V, it is ideal for panel mount applications in electronics to reduce electromagnetic interference.
SSHB21HS-12110
KEMET Corporation's SSHB21HS-12110 EMI Mains Filter has a rated voltage of 250V, rated current of 1.2A, and high pot of 500V. It operates b/w -25°C to 130°C and is UL approved for applications requiring single-phase EMI filtering in various electronic devices.
LF-202U-1
KEMET LF-202U-1 EMI Mains Filter has 300 Mohm Min Insulation Resistance, 250V Rated Voltage, and -20 to 55 °C Operating Temp. UL approved for PANEL MOUNT application in SINGLE PHASE systems with 60Hz freq.
SSHB21H-R30050
KEMET Corporation's SSHB21H-R30050 is a UL approved EMI mains filter with 250V rated voltage and 3A current. Featuring single-phase filter type, it operates b/w -25°C to 130°C temperatures. Ideal for applications requiring high insulation resistance and through-hole mounting in compact spaces.
SCF31B-180-S1R7A013J
KEMET Corporation's SCF31B-180-S1R7A013J is a UL approved EMI mains filter with 500V rated voltage and 18A current. With a min insulation resistance of 100 Mohm, it operates b/w -25°C to 120°C. Ideal for three-phase applications, this filter is mounted through hole and measures 32mm x 46.5mm x 44mm in dimensions.
SSR21NV-M20125
KEMET Corporation's SSR21NV-M20125 is a UL approved EMI mains filter with 250V rated voltage and 2A rated current. It offers high insulation resistance of 100 Mohm, operates b/w -25°C to 120°C, and has dimensions of L22.0xB16.0xH27.0 mm. Ideal for applications requiring single-phase EMI filtering in electronic devices.
FN3256H-120-35-R69
Schaffner's FN3256H-120-35-R69 is a 3-phase EMI filter with 480V rated voltage, 120A current, and -25 to 100°C operating temperature range. Approved by EN, IEC, CSA, UL for applications requiring high-potential of 1300V and max leakage current of 0.9mA. Ideal for panel mounting in industrial settings with a frequency of 60Hz.
SINGLE PHASE EMI FILTER; Rated Current: 2 A; Maximum Leakage Current: 1 mA; Operating Frequency (Hz): 60Hz; Minimum Operating Temperature: -20 Cel; Height: 25 mm;
744834405
Wuerth Elektronik & Kg
Wurth Elektronik 744834405 is a single-phase EMI mains filter with 4 terminals, rated for 250V and 4A. Operating temperature ranges from -40 to 125°C. It is designed for through-hole mounting applications to reduce electromagnetic interference in electronic circuits.
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EH20-1.5-02-1M8
SINGLE PHASE EMI FILTER; Rated Current: 1.5 A; Length: 21 mm; Rated Voltage: 250 V; Height: 17.8 mm; Operating Frequency (Hz): 400Hz;
EH20-0.3-02-33M
SINGLE PHASE EMI FILTER; Rated Current: .3 A; Height: 17.8 mm; Width (mm): 21.0; Rated Voltage: 250 V; Maximum Operating Temperature: 100 Cel;
EH20-0.8-02-5M6
SINGLE PHASE EMI FILTER; Rated Current: .8 A; Operating Frequency (Hz): 400Hz; Length: 21 mm; Approvals (V): UL; High Pot: 2000 V;
EH20-1.0-02-3M9
SINGLE PHASE EMI FILTER; Rated Current: 1 A; High Pot: 2000 V; Height: 17.8 mm; Width (mm): 21.0; Operating Frequency (Hz): 400Hz;
EH20-1.2-02-3M3
SINGLE PHASE EMI FILTER; Rated Current: 1.2 A; Operating Frequency (Hz): 400Hz; Length: 21 mm; Rated Voltage: 250 V; Minimum Operating Temperature: -25 Cel;
EH20-2.0-02-0M8
SINGLE PHASE EMI FILTER; Rated Current: 2 A; Mounting Type: THROUGH HOLE MOUNT; Height: 17.8 mm; Minimum Operating Temperature: -25 Cel; High Pot: 2000 V;
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