Sector Microwave Industries · Electronic Components
SM4-549
Switch, Waveguide
Part NumberSM4-549
ManufacturerSector Microwave Industries
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-414-2202 (NSN)
Federal Item NameSWITCH,WAVEGUIDE
Federal Supply Class5985 — Antennas and Waveguides
Waveguide Flange TypeCHOKE
Minimum Crosstalk Rating In Decibe60.0 SINGLE
Flange Connecting Facility And Qua10 UNTHREADED HOLE(S)
Actuator Voltage In Volts22.0 NOMINAL
Rf Power Handling Capability5.0 KILOWATTS AVERAGE SINGLE
Switching Time1.5 SECONDS
Insertion Loss In Decibels0.05 SINGLE
Switch TypeNONTRANSFER
Frequency Rating1.7 GIGAHERTZ MINIMUM AND 1.9 GIGAHERTZ MAXIMUM SINGLE FREQUENCY OPERATING
Pole Quantity1
Actuator Operating MethodMOTOR
ESD/EMICode A — ESD/EMI sensitive item
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
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is SM4-549 available?
We can source SM4-549 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 SM4-549 by Sector Microwave Industries obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SM4-549 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 SM4-549?
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 SM4-549?
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.