MIL-SPEC · Electronic Components
SB-4128/SRC
Panel, Power Distribution
Part NumberSB-4128/SRC
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN6110-01-243-2275 (NSN)
Federal Item NamePANEL,POWER DISTRIBUTION
Federal Supply Class6110 — Electrical Control Equipment
Mounting MethodRACK
Output Voltage Rating115.0 AC VOLTS NOMINAL SECOND VOLTAGE RATING
Input Frequency In Hertz60.0 FIRST VOLTAGE RATING
Panel Quantity1
Input Voltage Rating115.0 AC VOLTS NOMINAL FIRST VOLTAGE RATING
Output Frequency Rating60 HERTZ FIRST VOLTAGE RATING
PhaseSINGLE SECOND VOLTAGE RATING
Overall Length19.020 INCHES MAXIMUM
Electrical Input Quantity2
Overall Height5.218 INCHES MAXIMUM
Enclosure FeatureFULLY ENCLOSED
Vendor Part Numbers2005749-1
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 SB-4128/SRC available?
We can source SB-4128/SRC 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 SB-4128/SRC by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SB-4128/SRC 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 SB-4128/SRC?
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 SB-4128/SRC?
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.