Instrument Transformers Inc. · Electronic Components
58RBL201
Transformer, Current
Part Number58RBL201
ManufacturerInstrument Transformers Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-01-357-8128 (NSN)
Federal Item NameTRANSFORMER,CURRENT
Federal Supply Class5950 — Coils and Transformers
Inclosure TypeOPEN
Frequency Rating50.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM SINGLE COMPONENT
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Body Width1.250 INCHES NOMINAL
Winding Operating Current5.0 AMPERES AC NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Distance Between Mounting Facility3.880 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Mounting Hole Diameter0.310 INCHES NOMINAL SINGLE GROUP
Terminal Type And Quantity2 WIRE LEAD
Body Height3.700 INCHES NOMINAL
Reliability IndicatorNOT ESTABLISHED
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Vendor Part Numbers370840
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 58RBL201 available?
We can source 58RBL201 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 58RBL201 by Instrument Transformers Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 58RBL201 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 58RBL201?
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 58RBL201?
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.