How do the Harwin Inc. M403 Series variants differ?

Harwin Inc. M403 Series part numbers differ by connector type, contact finish - mating, contact material and contact shape. Use the selection guide above to pick by connector type.

How many Harwin Inc. M403 Series part numbers are listed?

8 Harwin Inc. M403 Series part numbers are listed, each with specifications and a datasheet where available.

Harwin Inc. M403 Series

8 variants · Harwin Inc.

About the Harwin Inc. M403 Series

The Harwin Inc. M403 Series series groups 8 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common current rating of 1A, material flammability rating of UL94 V-0 and mounting type of Surface Mount. Variants differ by connector type, contact finish - mating and contact material, so you can match the exact connector type your application requires using the selection guide below. All listed Harwin Inc. M403 Series part numbers are active and orderable.

Select a variant by

Connector type: Header · Receptacle
Contact finish - mating: Gold · Tin
Contact material: Brass · Copper Alloy · Phosphor Bronze
Contact shape: Rectangular · Square
Fastening type: Detent Lock · Push-Pull
Features: Board Guide, Pick and Place · Pick and Place, Solder Retention
Gender: Female Socket · Male Pin
Insulation color: Black · Cream · Natural

Shared specifications

Current rating: 1A
Material flammability rating: UL94 V-0
Mounting type: Surface Mount
Package: Tape & Reel (TR); Cut Tape (CT)
Pitch: 0.039\" (1.00mm)
Termination: Solder

Variant comparison

Parameter	M40-3011046R	M40-3011446R	M40-3100345R	M40-3100445R	M40-3100545R	M40-3100645R
Connector type	Header	Header	Receptacle	Receptacle	Receptacle	Receptacle
Contact finish - mating	Tin	Tin	Gold	Gold	Gold	Gold
Contact material	Phosphor Bronze	Copper Alloy	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze
Contact shape	Rectangular	Rectangular	Square	Square	Square	Square
Fastening type	Detent Lock	Detent Lock	Push-Pull	Push-Pull	Push-Pull	Push-Pull
Features	Pick and Place, Solder Retention	Pick and Place, Solder Retention	Board Guide, Pick and Place	Board Guide, Pick and Place	Board Guide, Pick and Place	Board Guide, Pick and Place
Gender	Male Pin	Male Pin	Female Socket	Female Socket	Female Socket	Female Socket
Insulation color	Natural	Cream	Black	Black	Black	Black

Request a quote on any Harwin Inc. M403 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. M403 Series variants differ?: Harwin Inc. M403 Series part numbers differ by connector type, contact finish - mating, contact material and contact shape. Use the selection guide above to pick by connector type.
How many Harwin Inc. M403 Series part numbers are listed?: 8 Harwin Inc. M403 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Harwin Inc. M403 Series?: Request a quote (RFQ) for any Harwin Inc. M403 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.