Skip to main content
CUI Devices MP-3521 — Audio Connectors

CUI Devices MP-3521 Phone Plug, 3.5mm, 1A, 12VDC

MPNMP-3521
Active

CUI Devices phone plug, order code MP-3521, 2-conductor mono, 3.50 mm (1/8") industry-recognized mating diameter, 1 A, 12 VDC, nickel-plated brass contacts, free-hanging in-line, solder termination.

$0.4800Ref. price · indicative, final on quote
RoHSROHS3 Compliant
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

MP-3521 key specifications
ParameterValue
MountingFree Hanging (In-Line)
Connector typePhone Plug
Voltage - rated12VDC
Current rating1 A
Operating temperature-25°C~70°C
Body colorSilver
Body materialBrass
Contact materialBrass
Insulation colorBlack
Mating length (Depth)0.551\" (14.00mm)
Contact material - platingNickel
GenderMale

All specifications

MP-3521 additional specifications
ParameterValue
PackageBag
ShieldingUnshielded
TerminationSolder
Signal linesMono
Actual diameter0.126\" (3.20mm)
Internal switchDoes Not Contain Switch
Number of positions (Contacts)2 Conductors, 2 Contacts
Industry recognized mating diameter3.50mm (0.141\", 1/8\", Mini Plug) - Headphone

Product details

3.5 mm mono plug, 2-conductor

The MP-3521 is a 2-conductor mono phone plug from CUI Devices, accepting the industry-standard 3.50 mm (1/8") mini plug jack. Rated 1 A at 12 VDC, the plug uses nickel-plated brass contacts and a brass body with solder termination for free-hanging in-line mounting. The operating temperature range is -25°C to 70°C.

Frequently asked questions

What is MP-3521's listed gender?

The MP-3521 is a male phone plug.