APITech Datasheets for EMI Filters and RFI Filters

Electromagnetic (EMI) filters and radio frequency interference (RFI) filters purify signals of unwanted noise by attenuating the high-frequency RFI (typically 150kHz and up) and passing the low frequency EMI.
EMI Filters and RFI Filters: Learn more

Product Name Notes
Single Line EMI Power Filters AC and DC single line power filters offer EMI filtering in a compact package with high-temperature construction and current ratings up to 10 amps. These filters are non-polar, surface mountable,...
Custom Power Filters API Technologies can "clean up" your system by creating easy-to-install custom application-specific power filter assemblies that contain all the components and filtering solutions in one compact package.
Communications Power Filters API Technologies can combine filters with other components around the filtering into one package to have the smallest space solution as well as the lowest price solution to filter and...
Medical Power Filters API’s many years in providing EMI/RFI solutions has given us the know-how to design products to meet specific constraints and requirements of the medical industry. We will build a high...
Mini Solder-In Feedthrough EMI Filters API's line of miniature solder-in filters are hermetically sealed on one end for through-hole sealing between compartments, allowing it to be soldered into a package, bracket, or bulkhead while maintaining...
Three-Phase, Three-Delta Connection System Designed for high performance, three-phase, three-Delta connection systems, this power line filter is effective for both balanced and unbalanced three-phase loads and has excellent attenuation for high voltage impulse. Its...
Four-Line Power System Designed for three-phase, four-line power systems, these high-performance power line filters provide excellent attenuation for high voltage impulse and have current ratings from 5 to 150 amps available. Its metal...
DIN Rail Mounted Filters -- 62-STB-06-5-14D
DIN Rail Mounted Filters -- 62-STB-10-4-14D
DIN Rail Mounted Filters -- 62-STB-10-5-14D
DIN Rail Mounted Filters -- 62-STB-16-5-14D
DIN Rail Mounted Filters -- 62-STB-20-5-14D
DIN Rail Mounted Filters -- 62-STB-30-5-14D
DIN Rail Mounted EMI Power Filters make for easy connections, installations, and replacements. They provide excellent filtering characteristics that will combat both differential and common mode noise in EMC.
High Current / High Voltage Resin Sealed EMI Filters High current filters are ideal for use in the high current 5-volt logic buss, but also can be used for ±48 VDC telephone rack buss, high current switch mode power...
EMP/HEMP FILTERS -- 52-1700-101
EMP/HEMP FILTERS -- 52-1700-102
EMP/HEMP FILTERS -- 52-1700-103
EMP/HEMP FILTERS -- 52-1700-201
EMP/HEMP FILTERS -- 52-1700-202
EMP/HEMP FILTERS -- 52-1700-203
EMP/HEMP FILTERS -- 52-1700-301
EMP/HEMP FILTERS -- 52-1700-302
EMP/HEMP FILTERS -- 52-1700-303
EMP/HEMP FILTERS -- 52-1700-402
EMP/HEMP FILTERS -- 52-1700-404
EMP/HEMP FILTERS -- 52-1700-406
EMP/HEMP FILTERS -- 52-1700-502
EMP/HEMP FILTERS -- 52-1700-504
High Voltage High-altitude Electromagnetic Pulse (HEMP) filters are designed to protect sensitive electronics equipment during hazardous transient conditions. These filters are employed to absorb a potentially destructive overshoot voltage and...
Large Diameter Solder-In High Temperature EMI Filters Large Diameter Solder-In High-Temperature Filters can withstand 300°C installation temperatures. These EMI filters are ideal for low to medium impedance circuits where large amounts of capacitance to ground can be...
Low Current/High Performance Low current, high-performance Three-Phase Power Line Filters provide excellent attenuation for high voltage inputs and effective for both balanced and unbalanced three-phase loads. The metal case of these filters provides...
MSM Series Mini Surface Mount EMI Filters feature high-temperature construction and have current ratings up to 10 amps. The filter chips will hardly allow residual inductance and the self-resonant frequency extends to...
Mini Surface Mount Power Filters MSP Mini Surface Mount PCB Power Filters offer compact EMI packaging with plus and minus lines as well as high insertion loss in a wide frequency band by combining feedthrough...
Military & Aerospace Power Filters Our power filters for Military and Aerospace applications are available in both standard and custom designs. Our electromagnetic compatibility expertise in the tempest arena can help you meet MIL-PRF-15733 and...
Industrial Power Filters Power Filter plug-and-play designs cover a range of industrial and instrumentation applications that will address any of your power filtering needs with current ratings as high as 500 Amps.
PSM Series Power Surface Mount EMI filters feature high-temperature construction and have current ratings up to 20 amps. This filter series is non-polar and surface mountable with excellent performance characteristics. Designs come...
Miniature PCB Power Filters Rugged construction design enables parts to perform in industrial environments. The 61-MPC series is ideally suited for products that must conform to FCC part 15 regulations. Agency approvals: UL recognized,...
Solder-In EMI Filters Solder-in filters are ideal for use in critical areas where space does not allow the use of mounting tools or hardware. The solder-in feature also allows installation in unison with...
SSM Series Square Surface Mount Filters feature high-temperature construction and have current ratings up to 10 amps. This filter chip series is non-polar and surface mountable. They have excellent performance characteristics and...
Wye and Delta Suitable The 13-PWF/PWL/PWB series of three-phase power line filters are suitable for both Wye and Delta connections. They provide excellent filtering characteristics for both normal and common mode and are designed...
Converter Filter The CF Converter EMI filter is designed for use with the DC-DC converters. Even though many DC-DC converters have internal filters, often the internal filters are inadequate to meet the...
High Frequency PCB Filters The economical high-frequency PCB filter offers electrical characteristics allowing many devices to meet most government and industry specifications for EMI control, while also providing good electrostatic discharge protection.
RSM Series The Round Surface Mount EMI filters feature high temperature construction and have current ratings up to 10 amps. The filter chip series are non-polar and surface mountable with excellent performance...
SA Series Arrays The SA Series of EMI filter arrays incorporate (4) three-terminal chips in one compact footprint. These surface-mount filter arrays are structured to minimize the residual inductance and ensure large insertion...
Spec Mini-Press EMI Filters The Spec Mini-Press 9925 Series are knurled EMI filters designed to be pressed into place and create a reliable mechanical bond. This feature makes it an excellent selection for applications...
Resin Sealed Bolt-In EMI Filters These filters are easily mounted in a tapped hole or through-hole with supplied nut and lock washer. The rugged case with resin seals at both ends provides excellent environmental protection.
Three-Line Connection System These three-phase power line filters are designed for three-line connection systems. They are available in various current ratings from 5 to 200 amps and have excellent attenuation for high voltage...
Two-Line, Two-Stage Filter -- 62-MTB-060-4-21
Two-Line, Two-Stage Filter -- 62-MTB-060-5-21
Two-Line, Two-Stage Filter -- 62-MTB-100-4-21
Two-Line, Two-Stage Filter -- 62-MTB-100-5-21
Two-Line, Two-Stage Filter -- 62-MTB-160-4-21
Two-Line, Two-Stage Filter -- 62-MTB-160-5-21
Two-Line, Two-Stage Filter -- 62-MTB-200-4-21
Two-Line, Two-Stage Filter -- 62-MTB-200-5-21
Two-Line, Two-Stage Filter -- 62-MTB-300-4-21
Two-Line, Two-Stage Filter -- 62-MTB-300-5-21
These two-line, two-stage power filters have easy connections for easy installation and replacement. The filtering characteristics of these filters are excellent for both differential mode and common mode.
High Temperature Feedthrough EMI Filters This high temperature, resin sealed, bolt-in style, EMI feedthrough filters are capable of continuous operation at 175°C with an average coefficient of -25% at maximum operating temperature. These low pass...
Hermetically Sealed Threaded Case EMI Filters This series of EMI filters feature hermetic glass seals and high EMI filtering performance. They are excellent for critical applications that demand high reliability in the toughest environmental conditions and...
Transient Suppression EMI Filters This series of filters feature Pi filters with a transient suppressor at the input of the filter. They supply high-frequency performance with added protection to safeguard the circuits from voltage...
Mini-Spanner EMI Filters -- 54-874-010
Mini-Spanner EMI Filters -- 54-874-011
Mini-Spanner EMI Filters -- 54-874-012
Mini-Spanner EMI Filters -- 54-874-013
Mini-Spanner EMI Filters -- 54-874-014
Mini-Spanner EMI Filters -- 54-874-015
Mini-Spanner EMI Filters -- 54-874-016
Mini-Spanner EMI Filters -- 54-874-017
Mini-Spanner EMI Filters -- 54-874-018
This space-saving, #2-56 threaded miniature spanner EMI filters are designed without a hex and will not require soldering for installation. These filters are an excellent selection for applications that require...
Three Terminal Chip EMI Filters Three terminal chips offer a superior ability to withstand transient voltages and surges and deliver excellent filtering performance in high current applications while providing exceptional solderability and resistance to solder...