How do the Harwin Inc. M556 Series variants differ?

Harwin Inc. M556 Series part numbers differ by features, insulation height, mounting type and positions. Use the selection guide above to pick by features.

How many Harwin Inc. M556 Series part numbers are listed?

12 Harwin Inc. M556 Series part numbers are listed, each with specifications and a datasheet where available.

Harwin Inc. M556 Series

12 variants · Harwin Inc.

About the Harwin Inc. M556 Series

The Harwin Inc. M556 Series series groups 12 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 Automotive, General Purpose, Industrial, connector type of Receptacle and contact finish - mating of Gold. Variants differ by features, insulation height and mounting type, so you can match the exact features your application requires using the selection guide below. All listed Harwin Inc. M556 Series part numbers are active and orderable.

Select a variant by

Features: Board Guide, Pick and Place, Solder Retention · Board Guide, Solder Retention
Insulation height: 0.146\" (3.70mm) · 0.246\" (6.25mm) · 0.356\" (9.05mm) · 0.537\" (13.64mm)
Mounting type: Surface Mount · Surface Mount, Right Angle
Positions: 16 · 20 · 26 · 40 · 50 · 68 · 80
Mated stacking heights: 8mm, 9.5mm, 11.1mm · 10.8mm, 12.3mm, 13.9mm · 15.4mm, 16.9mm, 18.5mm

Shared specifications

Applications: Automotive, General Purpose, Industrial
Connector type: Receptacle
Contact finish - mating: Gold
Contact finish - post: Tin
Contact finish thickness - mating: 1.00µin (0.025µm)
Contact finish thickness - post: 100.0µin (2.54µm)
Contact material: Phosphor Bronze
Contact shape: Rectangular
Current rating: 1.2A
Fastening type: Latch Holder
Gender: Female Socket
Insulation color: Black

Variant comparison

Parameter	M55-6001642R	M55-6002042R	M55-6006842R	M55-6012042R	M55-6014042R	M55-6018042R
Features	Board Guide, Pick and Place, Solder Retention	Board Guide, Pick and Place, Solder Retention	Board Guide, Pick and Place, Solder Retention	Board Guide, Pick and Place, Solder Retention	Board Guide, Pick and Place, Solder Retention	Board Guide, Pick and Place, Solder Retention
Insulation height	0.246\" (6.25mm)	0.246\" (6.25mm)	0.246\" (6.25mm)	0.356\" (9.05mm)	0.356\" (9.05mm)	0.356\" (9.05mm)
Mounting type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Positions	16	20	68	20	40	80
Mated stacking heights	8mm, 9.5mm, 11.1mm	8mm, 9.5mm, 11.1mm	8mm, 9.5mm, 11.1mm	10.8mm, 12.3mm, 13.9mm	10.8mm, 12.3mm, 13.9mm	10.8mm, 12.3mm, 13.9mm

Request a quote on any Harwin Inc. M556 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. M556 Series variants differ?: Harwin Inc. M556 Series part numbers differ by features, insulation height, mounting type and positions. Use the selection guide above to pick by features.
How many Harwin Inc. M556 Series part numbers are listed?: 12 Harwin Inc. M556 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Harwin Inc. M556 Series?: Request a quote (RFQ) for any Harwin Inc. M556 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.