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Harwin Inc. M503 Series

18 variants · Harwin Inc.

About the Harwin Inc. M503 Series

The Harwin Inc. M503 Series series groups 18 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 General Purpose, Medical, Telecommunications, connector type of Receptacle and contact finish - mating of Gold. Variants differ by contact finish thickness - mating, package and positions, so you can match the exact contact finish thickness - mating your application requires using the selection guide below. All listed Harwin Inc. M503 Series part numbers are active and orderable.

Select a variant by

Contact finish thickness - mating
- · Flash
Package
Box · Tube
Positions
2 · 3 · 5 · 6 · 10 · 12 · 16 · 20 · 40 · 50
Row spacing - mating
- · 0.050\" (1.27mm)
Rows
1 · 2
Style
Board to Board · Board to Board or Cable

Shared specifications

Applications
General Purpose, Medical, Telecommunications
Connector type
Receptacle
Contact finish - mating
Gold
Contact finish - post
-
Contact finish thickness - post
-
Contact length - post
0.094\" (2.40mm)
Contact material
Phosphor Bronze
Contact shape
Square
Current rating
1A
Fastening type
Push-Pull
Features
-
Gender
Female Socket

Variant comparison

ParameterM50-3000345M50-3000545M50-3000645M50-3000845M50-3001045M50-3002045
Contact finish thickness - matingFlashFlashFlashFlashFlashFlash
PackageTubeTubeTubeTubeTubeTube
Positions61012162040
Row spacing - mating0.050\" (1.27mm)0.050\" (1.27mm)0.050\" (1.27mm)0.050\" (1.27mm)0.050\" (1.27mm)0.050\" (1.27mm)
Rows222222
StyleBoard to Board or CableBoard to Board or CableBoard to Board or CableBoard to Board or CableBoard to Board or CableBoard to Board or Cable

Request a quote on any Harwin Inc. M503 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 Harwin Inc. M503 Series variants differ?
Harwin Inc. M503 Series part numbers differ by contact finish thickness - mating, package, positions and row spacing - mating. Use the selection guide above to pick by contact finish thickness - mating.
How many Harwin Inc. M503 Series part numbers are listed?
18 Harwin Inc. M503 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Harwin Inc. M503 Series?
Request a quote (RFQ) for any Harwin Inc. M503 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.

All variants