● 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
Acopian Technical Company  · Electronic Components

U28Y300

Power Supply

Part NumberU28Y300
ManufacturerAcopian Technical Company
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NamePOWER SUPPLY
Federal Supply Class6130 — Power Supplies and Converters (Nonrotating)
Overall Length5.090 INCHES NOMINAL
Overall Width5.120 INCHES NOMINAL
Output Voltage Rating28.0 DC VOLTS NOMINAL SINGLE POWER OUTPUT
Operating Ambient Temp Range-10.0 TO 65.0 CELSIUS
Output Current Rating3.0 DC AMPERES NOMINAL SINGLE POWER OUTPUT
Input PhaseSINGLE SINGLE OPERATING POWER RQMT
Input Voltage Rating115.0 AC VOLTS NOMINAL SINGLE OPERATING POWER RQMT
Overall Height3.440 INCHES NOMINAL
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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 U28Y300 available?
We can source U28Y300 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 U28Y300 by Acopian Technical Company obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If U28Y300 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 U28Y300?
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 U28Y300?
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.