Molex 0702800792 Equivalent & Substitute Parts

Part Overview

The Molex 0702800792 is a vertical rectangular connector header with 8 positions at 2.54mm pitch, designed for through-hole board-to-board or cable applications. This connector features a 2-row configuration with unshrouded design, solder termination, and push-pull fastening. The part is currently active in production with 812 units in stock. Substitute parts are necessary when the primary part is unavailable, when specific compliance requirements must be met, or when design revisions require alternative contact finishes or insulation materials.

Key Parameters

Parameter	Value
Connector Type	Header, Breakaway
Contact Type	Male Pin
Pitch - Mating	0.100" (2.54mm)
Number of Positions	8
Number of Rows	2
Row Spacing - Mating	0.100" (2.54mm)
Mounting Type	Through Hole
Termination	Solder
Fastening Type	Push-Pull
Shrouding	Unshrouded
Contact Shape	Square
Insulation Material	Liquid Crystal Polymer (LCP), Glass Filled
Material Flammability Rating	UL94 V-0
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for the Molex 0702800792 is determined by strict equivalence in the following critical parameters:

Connector type (Header, Breakaway)
Contact type (Male Pin)
Pitch - Mating (0.100" / 2.54mm)
Number of positions (8)
Number of rows (2)
Row spacing - Mating (0.100" / 2.54mm)
Mounting type (Through Hole)
Termination (Solder)
Fastening type (Push-Pull)
Shrouding (Unshrouded)
Contact shape (Square)
Material flammability rating (UL94 V-0)

Substitute parts may vary in contact length specifications, contact finish materials and thicknesses, insulation material composition, operating temperature range, current rating, and compliance certifications. These variations are acceptable provided the core mechanical and electrical interface parameters remain equivalent.

Parameter Comparison

Parameter	Molex 0702800792	TE 5-146253-4	TE 5-146252-4	Amphenol 77313-122-08LF	3M 929665-02-04-I	3M 929665-01-04-I
Manufacturer	Molex	TE Connectivity AMP	TE Connectivity AMP	Amphenol ICC (FCI)	3M	3M
Series	C-Grid 70280	AMPMODU Mod II	AMPMODU Mod II	BERGSTIK®	929	929
Connector Type	Header, Breakaway	Header, Breakaway	Header, Breakaway	Header, Breakaway	Header	Header
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	8	8	8	8	8	8
Number of Rows	2	2	2	2	2	2
Row Spacing - 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)
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
Shrouding	Unshrouded	Unshrouded	Unshrouded	Unshrouded	Unshrouded	Unshrouded
Contact Shape	Square	Square	Square	Square	Square	Square
Contact Finish - Mating	Gold	Gold	Gold	Gold or Gold, GXT™	Gold	Gold
Contact Material	Copper Alloy	Copper Alloy	Copper Alloy	Phosphor Bronze	Copper Alloy	Copper Alloy
Insulation Material	LCP, Glass Filled	LCP	LCP	Thermoplastic	PBT, Polyester, Glass Filled	PBT, Polyester, Glass Filled
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	Black	Black	Black	Black
Operating Temperature	Not specified	-65°C ~ 105°C	-65°C ~ 105°C	-65°C ~ 130°C	-40°C ~ 105°C	-40°C ~ 105°C
Current Rating (Amps)	Not specified	3A	3A	3A per Contact	2.5A	2.5A
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	RoHS Compliant	RoHS Compliant	RoHS Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	Not Applicable	1 (Unlimited)
Product Status	Active	Active	Active	Active	Active	Active

Engineering Selection Recommendations

All listed substitute parts maintain mechanical and electrical interface compatibility with the Molex 0702800792 through equivalence in pitch, position count, row configuration, mounting type, and termination method.

TE Connectivity 5-146253-4 and 5-146252-4 are both active production parts with ROHS3 compliance. The 5-146253-4 offers higher current rating (3A) and extended operating temperature range (-65°C to 105°C). The 5-146252-4 provides identical specifications with reduced gold plating thickness on mating contacts (15.0µin versus 30.0µin).

Amphenol ICC 77313-122-08LF, 77313-124-08LF, and 77313-127-08LF are active BERGSTIK® series parts with RoHS compliance and extended operating temperature to 130°C. These parts feature phosphor bronze contacts and thermoplastic insulation. Contact length variations across the 77313 series accommodate different application requirements while maintaining core interface parameters.

3M 929 series parts (929665-02-04-I, 929665-01-04-I, 929665-01-04-EU, 929665-09-04-I) are active production alternatives with RoHS compliance. These parts feature copper alloy contacts with gold finish on both mating and post surfaces. Operating temperature range is -40°C to 105°C with 2.5A current rating per contact.

TE Connectivity 4-103322-0-04 is marked obsolete and carries RoHS non-compliance status. This part should not be selected for new designs.

Frequently Asked Questions (FAQ)

Q: Can I substitute the Molex 0702800792 with any of the listed parts?

A: Yes, all active production parts listed maintain mechanical and electrical interface compatibility. The Molex 0702800792 and all active substitute parts share identical pitch (2.54mm), position count (8), row configuration (2), mounting type (through hole), termination method (solder), and fastening type (push-pull). Selection should be based on specific application requirements for operating temperature, current rating, and compliance certifications.

Q: What is the difference between the TE AMPMODU Mod II parts and the Amphenol BERGSTIK® parts?

A: Both series are mechanically compatible but differ in contact material and insulation composition. TE AMPMODU Mod II parts use copper alloy contacts with liquid crystal polymer insulation and operate from -65°C to 105°C. Amphenol BERGSTIK® parts use phosphor bronze contacts with thermoplastic insulation and operate from -65°C to 130°C, providing extended high-temperature capability. Contact length specifications vary within the BERGSTIK® series to accommodate different application depths.

Q: Are the 3M 929 series parts fully compatible with the Molex 0702800792?

A: Yes, the 3M 929 series parts maintain full mechanical and electrical interface compatibility. The primary differences are lower current rating (2.5A versus 3A for TE parts) and narrower operating temperature range (-40°C to 105°C). These parts feature gold plating on both mating and post contacts, whereas most other alternatives use tin or tin-lead on post surfaces.

Q: What does the contact length variation mean for substitution?

A: Contact length determines how deeply the connector engages with the mating receptacle. The Molex 0702800792 specifies 0.320" mating contact length. Substitute parts with different mating contact lengths (such as Amphenol 77313-124-08LF at 0.266" or 77313-127-08LF at 0.260") may require mechanical validation to ensure proper engagement depth in your specific application. Post length variations affect PCB standoff height and should be verified against board layout requirements.

Q: Which substitute part should I select for new designs?

A: For new designs, select from active production parts with current compliance status. TE Connectivity 5-146253-4 or 5-146252-4 offer ROHS3 compliance, 3A current rating, and -65°C to 105°C operating range. Amphenol 77313-122-08LF provides extended temperature capability to 130°C if required. 3M 929665-02-04-I offers high inventory availability (27,210 units) with RoHS compliance, though with reduced current rating (2.5A). Avoid TE 4-103322-0-04 due to obsolete status and RoHS non-compliance.

Q: What is the significance of the contact finish thickness specifications?

A: Contact finish thickness affects durability and wear resistance. The Molex 0702800792 specifies 30.0µin (0.76µm) gold on mating contacts and 74.8µin (1.90µm) tin on post contacts. TE 5-146252-4 uses thinner gold plating (15.0µin) on mating contacts. Amphenol BERGSTIK® parts specify 30.0µin gold with 78.7µin tin on posts. Thicker finishes generally provide longer contact life in high-cycle mating applications.

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