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Molex 2125 Series

5 variants · Molex

About the Molex 2125 Series

The Molex 2125 Series series groups 5 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common applications of -, connector type of Header and contact finish - post of Tin. Variants differ by contact finish - mating, contact finish thickness - mating and pitch, so you can match the exact contact finish - mating your application requires using the selection guide below. All listed Molex 2125 Series part numbers are active and orderable.

Select a variant by

Contact finish - mating
Gold · Tin
Contact finish thickness - mating
- · 15.0µin (0.38µm)
Pitch
- · 0.118\" (3.00mm)
Positions
2 · 16 · 20 · 22

Shared specifications

Applications
-
Connector type
Header
Contact finish - post
Tin
Contact finish thickness - post
-
Contact length - mating
-
Contact length - post
0.125\" (3.18mm)
Contact material
Copper Alloy
Contact shape
Square
Current rating
Varies by Wire Gauge
Fastening type
Locking Ramp
Features
Board Lock
Gender
Male Pin

Variant comparison

Parameter21252802002125281600212528200021252820012125282200
Contact finish - matingTinTinTinGoldTin
Contact finish thickness - mating---15.0µin (0.38µm)-
Pitch-0.118\" (3.00mm)0.118\" (3.00mm)0.118\" (3.00mm)0.118\" (3.00mm)
Positions216202022

Request a quote on any Molex 2125 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

Frequently asked questions

How do the Molex 2125 Series variants differ?
Molex 2125 Series part numbers differ by contact finish - mating, contact finish thickness - mating, pitch and positions. Use the selection guide above to pick by contact finish - mating.
How many Molex 2125 Series part numbers are listed?
5 Molex 2125 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Molex 2125 Series?
Request a quote (RFQ) for any Molex 2125 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.

All variants