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TE Connectivity AMP Connectors 174921-1 — Connector Housings

TE 174921-1 Multi-Lock Plug Housing, 3 Pos, 3.50mm

MPN174921-1
Active

TE Connectivity Multi-Lock plug housing, 174921-1, 3 positions, 1 row, 3.50mm pitch, female socket contacts, crimp termination, free-hanging, latch holder, white PBT, -30°C to 105°C.

$1.0100Ref. price · indicative, final on quote
RoHSRoHS Compliant
SeriesMulti-Lock
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

174921-1 specifications
ParameterValue
SeriesMulti-Lock
TypeFemale Socket
MountingFree Hanging (In-Line)
Connector typePlug
Fastening typeLatch Holder
Operating temperature-30°C ~ 105°C
ColorWhite
Insulation materialPolybutylene Terephthalate (PBT)
NoteContacts Not Included
Pitch0.138\" (3.50mm)
PackageBulk
Rows1
Contact terminationCrimp
Positions3

Product details

Three-Position Plug Housing for Multi-Lock Harnesses

The 3.50mm pitch gives enough spacing for moderate-voltage runs without blowing up the connector footprint — typical for power distribution inside automotive body modules, industrial control cabinets, or appliance harnesses where you need a disconnect point that stays put.

The latch holder locks the terminal in place once crimped and inserted.

Mating Half and Fit

The 174921-1 mates with the Multi-Lock receptacle header, also 3.50mm pitch, 3 positions. Free-hanging (in-line) mounting means it sits in the harness, not on the board — the header side takes the PCB mount.

Frequently asked questions

What is the pitch of the 174921-1?

The 174921-1 uses a 3.50mm pitch, which matches the standard Multi-Lock receptacle header footprint.

Is the 174921-1 RoHS compliant?

Yes, the 174921-1 is RoHS compliant per the manufacturer listing.