3M 929647-09-10-EU Rectangular Connector Header - Equivalent & Substitute Parts

Part Overview

The 3M 929647-09-10-EU is an active rectangular connector header designed for through-hole mounting applications. This 10-position, single-row connector operates at 2.54mm pitch and is rated for 2.5A continuous current with an operating temperature range of -40°C to 105°C. The connector features gold-plated square contacts, PCT insulation material, and UL94 V-0 flammability rating. Substitute parts are necessary when primary inventory is unavailable, when application-specific mechanical or electrical requirements necessitate alternative contact geometries, or when supply chain optimization requires qualified alternatives from different manufacturers.

Key Parameters

Parameter	Specification
Manufacturer Part Number	929647-09-10-EU
Manufacturer	3M
Category	Rectangular Connectors
Connector Type	Header, Breakaway
Contact Type	Male Pin
Pitch - Mating	0.100" (2.54mm)
Number of Positions	10
Number of Rows	1
Mounting Type	Through Hole
Termination	Solder
Contact Finish - Mating	Gold
Insulation Material	Polycyclohexylenedimethylene Terephthalate (PCT)
Operating Temperature	-40°C ~ 105°C
Current Rating	2.5A
Material Flammability Rating	UL94 V-0
RoHS Status	RoHS Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the 3M 929647-09-10-EU is determined by the following critical parameters:

Pitch - Mating: 0.100" (2.54mm) - exact match required
Number of Positions: 10 - exact match required
Number of Rows: 1 - exact match required
Contact Type: Male Pin - exact match required
Mounting Type: Through Hole - exact match required
Termination: Solder - exact match required
Fastening Type: Push-Pull - exact match required
Material Flammability Rating: UL94 V-0 - minimum requirement
Moisture Sensitivity Level: 1 (Unlimited) - exact match required

All substitute parts listed meet these core electrical and mechanical compatibility criteria. Variations in contact length, insulation height, contact finish thickness, and insulation material do not prevent functional substitution when mating interface geometry and electrical performance remain within acceptable tolerances for the application.

Parameter Comparison

Parameter	3M 929647-09-10-EU	Molex 0022284105	TE Connectivity 1-826629-0	Harwin M20-9731045	Harwin M20-9991045	Harwin M20-9991046
Manufacturer	3M	Molex	TE Connectivity AMP Connectors	Harwin Inc.	Harwin Inc.	Harwin Inc.
Series	929	KK254, 42375	AMPMODU Mod II	M20	M20	M20
Connector Type	Header, Breakaway	Header, Breakaway	Header, Breakaway	Header, Cuttable	Header, Cuttable	Header, Cuttable
Contact Type	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin
Pitch - Mating	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)
Number of Positions	10	10	10	10	10	10
Number of Rows	1	1	1	1	1	1
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Termination	Solder	Solder	Solder	Solder	Solder	Solder
Fastening Type	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull
Contact Length - Mating	0.235" (5.97mm)	0.295" (7.49mm)	0.264" (6.70mm)	0.276" (7.00mm)	0.240" (6.10mm)	0.240" (6.10mm)
Contact Length - Post	0.145" (3.68mm)	0.120" (3.05mm)	0.126" (3.20mm)	0.122" (3.10mm)	0.118" (3.00mm)	0.118" (3.00mm)
Overall Contact Length	0.480" (12.19mm)	0.505" (12.83mm)	0.500" (12.70mm)	0.496" (12.60mm)	0.460" (11.68mm)	0.460" (11.68mm)
Insulation Height	0.100" (2.54mm)	0.090" (2.29mm)	0.110" (2.79mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)
Contact Finish - Mating	Gold	Gold	Gold	Gold	Gold	Tin
Contact Finish - Post	Gold	Tin	Tin	Not Specified	Not Specified	Tin
Insulation Material	Polycyclohexylenedimethylene Terephthalate (PCT)	Polyamide (PA), Nylon, Glass Filled	Polybutylene Terephthalate (PBT)	Polyamide (PA6T), Nylon 6T	Polyamide (PA6T), Nylon 6T	Polyamide (PA6T), Nylon 6T
Operating Temperature	-40°C ~ 105°C	Not Specified	-65°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C
Current Rating	2.5A	Not Specified	5A	3A per Contact	3A per Contact	3A per Contact
Material Flammability Rating	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0
Insulation Color	Black	Black	Green	Black	Black	Black
RoHS Status	RoHS Compliant	ROHS3 Compliant	RoHS Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active	Active	Active	Active	Active

Engineering Selection Recommendations

All listed substitute parts maintain active product status and comply with RoHS and REACH requirements. The Molex 0022284105 and TE Connectivity 1-826629-0 are primary alternatives with established supply availability. The Harwin M20 series (M20-9731045, M20-9991045, M20-9991046) offers cuttable header variants with equivalent electrical performance and temperature ratings.

The TE Connectivity 1-826629-0 provides the highest current rating at 5A and extended operating temperature range to -65°C, suitable for applications requiring enhanced thermal margin. The Harwin M20-9991046 features tin plating on both mating and post contacts, differentiating it from gold-plated alternatives when corrosion resistance profiles differ from the primary part.

Contact length variations across substitute parts range from 0.460" to 0.505" overall length. Applications with constrained PCB stack-up or specific mating depth requirements must account for these dimensional differences. Insulation material composition varies between PCT, PBT, and PA6T formulations, all meeting UL94 V-0 flammability requirements.

Frequently Asked Questions (FAQ)

Q: Can the Molex 0022284105 directly replace the 3M 929647-09-10-EU?

A: Yes. Both connectors share identical pitch (2.54mm), position count (10), row configuration (1), contact type (male pin), mounting method (through hole), and termination (solder). Functional compatibility is established. Minor dimensional variations in contact length and insulation height do not prevent substitution in standard applications.

Q: What is the primary difference between Harwin M20-9991045 and M20-9991046?

A: The M20-9991045 features gold plating on mating contacts, while the M20-9991046 uses tin plating on both mating and post contacts. Both maintain identical pitch, position count, and electrical ratings. Selection depends on application corrosion environment and contact resistance requirements.

Q: Does the TE Connectivity 1-826629-0 offer advantages over the primary 3M part?

A: The TE Connectivity 1-826629-0 provides a higher current rating (5A versus 2.5A) and extended operating temperature range (-65°C to 105°C versus -40°C to 105°C). These specifications provide additional design margin for thermally demanding or high-current applications. Overall contact length is 0.500", comparable to the 3M part at 0.480".

Q: Are all substitute parts RoHS compliant?

A: Yes. All substitute parts listed carry either RoHS Compliant or ROHS3 Compliant status. All parts maintain MSL 1 (Unlimited) moisture sensitivity rating, matching the primary part specification.

Q: What packaging format is available for these connectors?

A: All parts listed are supplied in bulk packaging. Inventory availability varies by manufacturer: 3M 929647-09-10-EU (954 pcs), Molex 0022284105 (11,886 pcs), TE Connectivity 1-826629-0 (2,092 pcs), Harwin M20-9731045 (986 pcs), Harwin M20-9991045 (5,265 pcs), and Harwin M20-9991046 (3,098 pcs).

Q: Can these connectors be used in automotive applications?

A: The Molex 0022284105 explicitly lists automotive applications in its specification. All parts meet UL94 V-0 flammability requirements and operate within automotive temperature ranges. Application-specific qualification is required based on end-use environment and regulatory requirements.

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