Molex 0901200772 Equivalent & Substitute Parts

Part Overview

The Molex 0901200772 is a rectangular connector header designed for through-hole mounting applications. This 12-position, single-row connector operates at a 0.100" (2.54mm) pitch and features male pins with gold-plated mating contacts and tin-plated posts. The connector is classified as Active product status and is RoHS3 compliant. Equivalent and substitute parts are identified to support design flexibility, inventory management, and supply chain continuity for applications requiring 12-position 2.54mm pitch header connectors.

Key Parameters

Parameter	Value
Manufacturer Part Number	0901200772
Manufacturer	Molex
Category	Rectangular Connectors
Connector Type	Header, Breakaway
Contact Type	Male Pin
Number of Positions	12
Pitch - Mating	0.100" (2.54mm)
Number of Rows	1
Mounting Type	Through Hole
Termination	Solder
Fastening Type	Push-Pull
Contact Finish - Mating	Gold
Contact Finish - Post	Tin
Contact Material	Brass
Insulation Material	Polyester, Glass Filled
Material Flammability Rating	UL94 V-0
Insulation Color	Black
Product Status	Active
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the Molex 0901200772 are qualified based on the following critical parameters that determine functional and mechanical compatibility:

Primary Substitution Criteria:

Number of Positions: 12
Pitch - Mating: 0.100" (2.54mm)
Number of Rows: 1
Connector Type: Header with breakaway or cuttable capability
Contact Type: Male Pin
Mounting Type: Through Hole
Termination: Solder
Fastening Type: Push-Pull
Material Flammability Rating: UL94 V-0

Secondary Compatibility Parameters:

Contact Finish - Mating: Gold or Tin (both acceptable for 2.54mm pitch headers)
Contact Material: Brass or Copper Alloy
Insulation Material: Polyester Glass Filled, Polybutylene Terephthalate (PBT), or Polyamide (PA6T)
RoHS Compliance: ROHS3 Compliant or RoHS Compliant
Moisture Sensitivity Level: 1 (Unlimited)

All substitute parts listed meet these criteria and are suitable for direct replacement in applications requiring 12-position 2.54mm pitch through-hole header connectors.

Parameter Comparison

Parameter	Molex 0901200772	TE 1-826629-2	3M 929834-01-12-RK	3M 929834-02-12	Harwin M20-9731245	Harwin M20-9991245	Harwin M20-9991246	Samtec MTSW-112-08-G-S-250	Samtec TSW-112-24-L-S
Manufacturer	Molex	TE Connectivity	3M	3M	Harwin Inc.	Harwin Inc.	Harwin Inc.	Samtec Inc.	Samtec Inc.
Number of Positions	12	12	12	12	12	12	12	12	12
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)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)
Number of Rows	1	1	1	1	1	1	1	1	1
Connector Type	Header, Breakaway	Header, Breakaway	Header, Breakaway	Header, Breakaway	Header, Cuttable	Header, Cuttable	Header, Cuttable	Header, Cuttable	Header
Contact Type	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin	Male Pin
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Termination	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder	Solder
Fastening Type	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull
Contact Finish - Mating	Gold	Gold	Tin	Tin-Lead	Gold	Gold	Tin	Gold	Gold
Contact Finish - Post	Tin	Tin	Tin	-	-	-	Tin	Gold	Tin
Contact Material	Brass	Brass	Copper Alloy	Copper Alloy	Brass	Brass	Brass	Phosphor Bronze	Phosphor Bronze
Insulation Material	Polyester, Glass Filled	Polybutylene Terephthalate (PBT)	Polycyclohexylenedimethylene Terephthalate (PCT)	Polybutylene Terephthalate (PBT), Polyester, Glass Filled	Polyamide (PA6T), Nylon 6T	Polyamide (PA6T), Nylon 6T	Polyamide (PA6T), Nylon 6T	Polyester, Glass Filled	Polybutylene Terephthalate (PBT)
Material Flammability Rating	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0
Insulation Color	Black	Green	Black	Black	Black	Black	Black	Black	Black
Product Status	Active	Active	Active	Active	Active	Active	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	RoHS Compliant	RoHS non-compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	Not Applicable	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

Primary Substitutes (Highest Compatibility):

TE Connectivity 1-826629-2, Harwin M20-9731245, Harwin M20-9991245, Samtec MTSW-112-08-G-S-250, and Samtec TSW-112-24-L-S are fully qualified substitutes. All are Active product status with ROHS3 compliance, matching the Molex 0901200772 across all critical mechanical and electrical parameters. These parts are suitable for direct replacement in applications requiring 12-position 2.54mm pitch through-hole headers.

Secondary Substitutes (Conditional Compatibility):

3M 929834-01-12-RK is Active and RoHS Compliant but features tin mating contact finish instead of gold. This part is suitable for applications where tin contact finish is acceptable.

3M 929834-02-12 is Active but RoHS non-compliant with Tin-Lead contact finish. This part is not recommended for new designs requiring RoHS3 compliance.

Not Recommended:

TE Connectivity 4-103185-0 is Obsolete product status and features 40 positions, making it unsuitable as a direct substitute for the 12-position Molex 0901200772.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with different contact finish (Tin vs. Gold)?

A: Yes. Both tin and gold contact finishes are acceptable for 2.54mm pitch header connectors. The choice depends on application requirements. Gold provides superior corrosion resistance and is preferred for high-reliability applications. Tin is suitable for general-purpose applications with adequate environmental protection.

Q: What is the difference between Breakaway and Cuttable connector types?

A: Breakaway connectors feature pre-scored sections that separate cleanly when broken apart. Cuttable connectors allow custom length configuration by cutting at designated points. Both types are mechanically compatible with the Molex 0901200772 for 12-position applications.

Q: Are all substitute parts RoHS3 compliant?

A: No. The 3M 929834-02-12 is RoHS non-compliant. For applications requiring RoHS3 compliance, select from TE Connectivity 1-826629-2, Harwin M20-9731245, Harwin M20-9991245, Samtec MTSW-112-08-G-S-250, or Samtec TSW-112-24-L-S.

Q: What insulation materials are used in substitute parts?

A: Substitute parts use Polybutylene Terephthalate (PBT), Polyamide (PA6T), Polycyclohexylenedimethylene Terephthalate (PCT), or Polyester Glass Filled insulation. All materials meet UL94 V-0 flammability requirements and are suitable for through-hole solder applications.

Q: Can I mix substitute parts in the same assembly?

A: Yes. All qualified substitute parts share identical pitch (0.100"), position count (12), and mounting characteristics, allowing mixed use within the same assembly. Ensure consistent contact finish and insulation material specifications if aesthetic or performance consistency is required.

Q: What is the operating temperature range for substitute parts?

A: Operating temperature ranges vary by manufacturer. The Molex 0901200772 does not specify an operating temperature range. Substitute parts operate between -40°C to 125°C depending on the specific part selected. Consult individual datasheets for precise temperature specifications required by your application.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message