Bosch Security Systems · Electronic Components
300400-000
Headset-Microphone
Part Number300400-000
ManufacturerBosch Security Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5965-01-454-8076 (NSN)
Federal Item NameHEADSET-MICROPHONE
Federal Supply Class5965 — Headsets, Microphones, and Speakers
Earphone Element TypeDYNAMIC
Connector To Junction Cord Length5.500 FEET
Mounting MethodSUSPENDED ON ADJUSTABLE HEADBAND EARPHONE
Connector NamePLUG
Microphone Mounting FacilityBOOM ADAPTER ON LEFT SIDE OF HEADBAND
Microphone Element TypeELECTRET CONDENSER
Controlling AgencyTELEX COMMUNICATIONS
Impedance Rating50.0 OHMS NOMINAL
Identifying Number300400-00 0 PART NO.
Earphone Quantity2
Criticality Code JustificationFEAT
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 300400-000 available?
We can source 300400-000 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 300400-000 by Bosch Security Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 300400-000 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 300400-000?
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 300400-000?
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.