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CUI Devices MR-2501 — Audio Connectors

CUI Devices MR-2501 Phone Jack, 2.5mm, Mono, Female

MPNMR-2501
Active

CUI Devices phone jack, order code MR-2501, female, 2 conductors / 2 contacts, 2.50 mm industry recognized diameter, 500 mA, mono, unshielded, nickel-plated contacts, free hanging (in-line), solder termination.

$1.4500Ref. price · indicative, final on quote
RoHSROHS3 Compliant
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

MR-2501 key specifications
ParameterValue
MountingFree Hanging (In-Line)
Connector typePhone Jack
Current rating500 mA
Cable opening0.157\" (4.00mm)
Operating temperature-20°C~70°C
Body colorBlack
Body materialBrass
Contact materialBrass, Phosphor Bronze
Housing materialPolyethylene (PE)
Mating length (Depth)0.433\" (11.00mm)
Contact material - platingNickel
GenderFemale

All specifications

MR-2501 additional specifications
ParameterValue
PackageBag
ShieldingUnshielded
TerminationSolder
Signal linesMono
Actual diameter0.102\" (2.60mm)
Internal switchDoes Not Contain Switch
Number of positions (Contacts)2 Conductors, 2 Contacts
Industry recognized mating diameter2.50mm (0.094\", 3/32\", Sub Mini, Miniature) - Headphone

Product details

Audio jack, 2.5 mm, mono, free-hanging

The MR-2501 is a 2.5 mm phone jack from CUI Devices, female, mono (2 conductors, 2 contacts), for free-hanging in-line mounting with solder termination. Rated 500 mA, unshielded, with nickel-plated brass and phosphor bronze contacts; housing is black polyethylene. Industry recognized mating diameter is 2.50 mm (0.094", 3/32", sub-miniature).

Frequently asked questions

What is MR-2501's gender and connector type?

MR-2501 is a female phone jack (2 conductors, 2 contacts) with a 2.50 mm industry recognized mating diameter.