ABB Installation Products · Electronic Components
3720B
Connector, Plug, Electrical
Part Number3720B
ManufacturerABB Installation Products
AvailabilityAvailable to order — request a quote
Specifications
NSN5935-00-777-3470 (NSN)
Federal Item NameCONNECTOR,PLUG,ELECTRICAL
Federal Supply Class5935 — Connectors, Electrical
Overall Diameter2.000 INCHES NOMINAL
Overall Height3.500 INCHES NOMINAL
Polarization MethodKEYWAY OR MULTIPLE KEYWAY
Shell TypeSOLID
Insert Position In Deg0.0
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Connector Locking MethodSPRING FRICTION
Contact Maximum Current Rating In20.0 SINGLE MATING END SINGLE CONTACT GROUPING
Terminal LocationSIDE SINGLE MATING END SINGLE CONTACT GROUPING
Contact Maximum Ac Voltage Rating125.0 SINGLE MATING END SINGLE CONTACT GROUPING
Connector Cable Strain Relief MethCOMPRESSION NUT
Vendor Part NumbersF10536B
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 3720B available?
We can source 3720B 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 3720B by ABB Installation Products obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3720B 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 3720B?
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 3720B?
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.