Molex 0876331024 Equivalent & Substitute Parts

Part Overview

The Molex 0876331024 is a 28-position backplane connector receptacle featuring female sockets and blade sockets for through-hole PCB mounting. This connector is part of the EXTreme PowerPlus 87633 series and is classified as obsolete. Due to its obsolete status, identifying equivalent and substitute parts is essential for ongoing system maintenance, repair, and component sourcing. The substitute part listed maintains functional and electrical compatibility while offering active product status and improved availability.

Key Parameters

Parameter	Value
Number of Positions	28
Connector Type	Receptacle, Female Sockets and Blade Sockets
Pitch	0.100" (2.54mm)
Number of Rows	4
Mounting Type	Through Hole
Termination	Press-Fit
Contact Layout	24 Signal, 4 Power
Contact Finish	Gold
Contact Finish Thickness	30.0µin (0.76µm)
Color	Black
Material Flammability Rating	UL94 V-0
Operating Temperature	-20°C ~ 105°C
Moisture Sensitivity Level (MSL)	1 (Unlimited)
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

The Amphenol ICC (FCI) part number 51740-10202402CALF qualifies as a substitute for the Molex 0876331024 based on the following critical parameters:

Matching Parameters:

Number of Positions: 28
Connector Type: Receptacle, Female Sockets and Blade Sockets
Pitch: 0.100" (2.54mm)
Number of Rows: 4
Mounting Type: Through Hole
Termination: Press-Fit
Contact Layout: 24 Signal, 4 Power
Contact Finish: Gold
Contact Finish Thickness: 30.0µin (0.76µm)
Color: Black
Material Flammability Rating: UL94 V-0
Operating Temperature: -20°C ~ 105°C
Moisture Sensitivity Level: 1 (Unlimited)

The substitute part maintains identical electrical and mechanical specifications, ensuring direct compatibility in applications requiring 28-position backplane connectors with press-fit termination and blade power configuration.

Parameter Comparison

Parameter	Molex 0876331024	Amphenol ICC 51740-10202402CALF
Manufacturer	Molex	Amphenol ICC (FCI)
Series	EXTreme PowerPlus 87633	PwrBlade®
Product Status	Obsolete	Active
Number of Positions	28	28
Connector Type	Receptacle, Female Sockets and Blade Sockets	Receptacle, Female Sockets and Blade Sockets
Pitch	0.100" (2.54mm)	0.100" (2.54mm)
Number of Rows	4	4
Mounting Type	Through Hole	Through Hole
Termination	Press-Fit	Press-Fit
Contact Layout	24 Signal, 4 Power	24 Signal, 4 Power
Contact Finish	Gold	Gold or Gold, GXT™
Contact Finish Thickness	30.0µin (0.76µm)	30.0µin (0.76µm)
Color	Black	Black
Material Flammability Rating	UL94 V-0	UL94 V-0
Operating Temperature	-20°C ~ 105°C	-20°C ~ 105°C
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)
RoHS Status	ROHS3 Compliant	RoHS Compliant
Inventory Status	1016 Pcs New Original In Stock	1885 Pcs New Original In Stock

Engineering Selection Recommendations

The Amphenol ICC 51740-10202402CALF is the designated substitute for the obsolete Molex 0876331024. Selection of this substitute is supported by:

Product Status: The substitute part maintains active product status, ensuring long-term availability and continued manufacturing support, whereas the original part is obsolete.

Compliance Certifications: Both parts meet UL94 V-0 flammability requirements and maintain identical moisture sensitivity levels (MSL 1). The substitute part is RoHS Compliant, meeting current regulatory standards.

Electrical and Mechanical Compatibility: All critical parameters—connector position count, pitch, mounting type, termination method, contact layout, and operating temperature range—are identical between the two parts, ensuring direct functional equivalence in PCB applications.

Contact Finish Options: The substitute part offers standard gold finish matching the original specification, with an additional GXT™ option available for enhanced performance applications.

Frequently Asked Questions (FAQ)

Q: Can the Amphenol ICC 51740-10202402CALF directly replace the Molex 0876331024 in existing designs?

A: Yes. Both parts share identical electrical and mechanical specifications, including 28-position configuration, 0.100" pitch, through-hole mounting, press-fit termination, and 24 signal/4 power contact layout. Direct substitution is supported without design modification.

Q: What is the primary reason for substitution?

A: The Molex 0876331024 is classified as obsolete. The Amphenol ICC substitute maintains active product status, ensuring reliable component sourcing and manufacturing continuity.

Q: Are there differences in contact finish between the two parts?

A: Both parts feature gold contact finish at 30.0µin (0.76µm) thickness. The substitute part offers an additional GXT™ finish option for applications requiring enhanced contact performance.

Q: Do both parts meet the same compliance standards?

A: Both parts meet UL94 V-0 flammability requirements and maintain MSL 1 (Unlimited) moisture sensitivity levels. The substitute part is RoHS Compliant, meeting current regulatory requirements.

Q: What is the packaging difference?

A: The original part packaging is not specified. The substitute part is supplied in Tray packaging, which is standard for high-volume PCB assembly operations.

Q: Are the operating temperature ranges identical?

A: Yes. Both parts operate across the identical temperature range of -20°C to 105°C, ensuring thermal compatibility in all specified applications.

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