● 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
Viavi Solutionsllc  · Electronic Components

12E1

Electron Tube

Part Number12E1
ManufacturerViavi Solutionsllc
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameELECTRON TUBE
Federal Supply Class5960 — Electron Tubes
Tube TypeTETRODE
Reliability IndicatorNOT ESTABLISHED
Temp Points For Resistance Reading65.6 CELSIUS FIFTH RESISTANCE-TEMPERATURE POINT
Zero Power Resistance At Specified43.2 OHMS SECOND RESISTANCE-TEMPERATURE POINT
Inclosure TypeENCAPSULATED
Resistance Tolerance At A Specifie-10.0 TO 10.0 ALL RESISTANCE-TEMPERATURE POINTS
Vendor Part NumbersA2088612-1
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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 12E1 available?
We can source 12E1 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 12E1 by Viavi Solutionsllc obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 12E1 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 12E1?
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 12E1?
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.