D-Subminiature Adapters, Couplers, Splitters - Filtered Adapters
D-sub filtered adapters provide high-performance EMI/RFI reduction ideally suited for retrofitting existing D-sub connections in audio, video, data communications, and control system applications. Featuring in-series straight-body design with standard straight-through wiring ensuring seamless integration into existing systems, these adapters are available in ferrite filter versions for EMI reduction and capacitive filter models utilizing 820 pF capacitors. Available in DB9, DB15, DB25, and DB37 connector sizes with male-to-female configurations, these filtered adapters support RS-232 interfaces, RS-485 networks, and data communication systems.
For comprehensive D-Sub adapter and coupler solutions beyond filtered configurations, explore our D-Sub Adapters category, featuring D-Subminiature gender changers, couplers, splitters, filtered adapters, and specialty connectors for data communication and legacy interface applications.
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FAQs
What are D-sub filtered adapters used for in communications systems?
D-sub filtered adapters are ideally suited for retrofitting existing D-sub connections in audio, video, data communications, and control system applications where EMI/RFI reduction is required. These adapters support applications such as RS-232 interfaces, RS-485 networks, data communication systems, and signal interconnect environments susceptible to electromagnetic and radio frequency interference. The male-to-female adapter design allows users to add filtering capabilities without modifying existing equipment or cable assemblies in legacy D-sub interface installations.
What filter types are available for D-sub filtered adapters?
D-sub filtered adapters feature ferrite filter adapters for EMI reduction and capacitive filter adapters utilizing 820 pF capacitors for enhanced EMC shielding performance. Ferrite filters support current ratings up to 1 Amp while capacitive filter versions support current ratings up to 5 Amps accommodating various industrial control and data communication requirements. Multiple filter options enable selection of optimal suppression method for specific RS-232, RS-485, and serial communication applications.
What connector sizes are available for D-sub filtered adapters?
D-sub filtered adapters are available in DB9, DB15, DB25, and DB37 connector sizes with male-to-female configurations supporting various legacy D-sub interface installations. Multiple connector size options accommodate different pin count requirements in data communication systems, industrial control systems, and RS-485 networks. Size variety enables retrofitting existing equipment connections while adding EMI/RFI filtering protection.
What construction materials ensure D-sub filtered adapters durability?
D-sub filtered adapters are constructed using durable steel bodies with tin-plated connector shells, brass contacts with gold flash plating, and PBT fiber-reinforced insulator and strain relief materials. Steel construction provides mechanical strength while tin plating offers corrosion resistance in audio, video, and data communication environments. Gold-plated contacts support dependable performance through repeated mating cycles in RS-232 devices and industrial control systems.
What current and voltage specifications do D-sub filtered adapters support?
D-sub filtered adapters support current ratings up to 1 Amp for ferrite filter models and up to 5 Amps for capacitive filter versions enabling integration into various power distribution requirements. Selected models are rated for operating voltages up to 150 Vrms supporting data communication systems and industrial control applications. Current and voltage specifications ensure safe operation in RS-485 networks and legacy D-sub interface installations.
What temperature range supports D-sub adapter operation?
D-sub filtered adapters support operating temperatures ranging from -55 to 105 degrees C accommodating extreme environmental conditions in industrial control systems and data communication applications. The wide temperature capability enables deployment in indoor and outdoor installations experiencing temperature variation. Temperature range ensures reliable EMI/RFI filtering in demanding electrical environments including military and industrial automation applications.
What makes D-sub filtered adapters suitable for retrofitting?
D-sub filtered adapters feature retrofit-friendly construction that simplifies installation into existing systems without modifying equipment or cable assemblies in data communication and control applications. The male-to-female adapter design allows insertion between existing connectors adding EMI/RFI filtering capability. Retrofit compatibility enables straightforward upgrades to legacy D-sub interface installations requiring enhanced EMC performance in RS-232, RS-485, and industrial control deployments.
Need assistance selecting the right D-sub filtered adapters for your data communication, RS-232, RS-485, or industrial control installation? Our engineering team provides expert technical guidance on filter type selection (ferrite vs. capacitive), connector size requirements, current and voltage specifications, and retrofit installation considerations for your specific serial communication, industrial automation, or legacy interface EMI/RFI reduction application requirements.
Contact Sales: Sales@L-com.com
Product Technical Support: techsupportrf@infiniteelectronics.com
L-com has one of the largest in-stock selections of D-sub filtered adapters available for domestic and international orders. We are a global leader in wired and wireless connectivity products providing solutions for electronics, medical, industrial automation, military, and telecommunications.
