● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
Ems Development Corporation  · Electronic Components

FA4281

Filter, Radio Frequency Interfere

Part NumberFA4281
ManufacturerEms Development Corporation
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameFILTER,RADIO FREQUENCY INTERFERE
Federal Supply Class5915 — Filters and Networks
Nominal Thread Size0.500 INCHES
Mounting Facility Screw Thread SerUNEF
Mounting Facility Type And Quantit1 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED
Functional Terminal Type And Quant1 TAB, SOLDER LUG OUTPUT SECOND FUNCTION
Operating Current Rating Per Funct1.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
Operating Voltage Rating And Type130.0 VOLTS AC BLANK LOCATION NOT OTHERWISE SPECIFIED
Inclosure TypeHERMETICALLY SEALED
Vendor Part Numbers5800583-371007-101
Review your list (0) →
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant

Frequently asked

Is FA4281 available?
We can source FA4281 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is FA4281 by Ems Development Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If FA4281 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like FA4281?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for FA4281?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.