TE Connectivity 2-104434-0 Equivalent & Substitute Parts

Part Overview

The TE Connectivity 2-104434-0 is a rectangular connector header designed for through-hole mounting applications. This component is a vertical 80-position connector with 2.54mm pitch spacing, classified as an AMPMODU Mod II series header with breakaway capability. The part features male pins with kinked solder termination and unshrouded design for board-to-board or cable interconnection.

The 2-104434-0 carries an obsolete product status. Equivalent and substitute parts are necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements. Active alternatives meeting the same electrical and mechanical specifications are available from multiple manufacturers.

Key Parameters

Parameter	Value
Connector Type	Header, Breakaway
Contact Type	Male Pin
Number of Positions	80
Number of Rows	2
Pitch - Mating	0.100" (2.54mm)
Row Spacing - Mating	0.100" (2.54mm)
Mounting Type	Through Hole
Termination	Kinked Pin, Solder
Fastening Type	Push-Pull
Operating Temperature	-65°C ~ 105°C
Current Rating	3A
Voltage Rating	30VAC
Material Flammability Rating	UL94 V-0
Insulation Color	Black
RoHS Status	RoHS non-compliant

Substitute Part Grouping Explanation

Substitution of the 2-104434-0 is determined by strict alignment of the following critical parameters:

Primary Matching Criteria:

Number of positions: 80
Number of rows: 2
Pitch spacing: 0.100" (2.54mm)
Connector type: Header with male pins
Mounting type: Through hole
Fastening type: Push-Pull
Material flammability: UL94 V-0
Current rating: 3A minimum

Secondary Compatibility Factors:

Operating temperature range overlap with -65°C to 105°C
Solder termination capability
Unshrouded design
Board-to-board or cable interconnection style

Substitute parts are grouped into two categories:

Category 1: Direct Functional Equivalents (Active Status) Parts meeting all primary matching criteria with active product status and improved compliance certifications. These include TE Connectivity 9-146250-0 and Sullins Connector Solutions variants (PREC040DFAN-RC, PREC040DFBN-RC, PRPC040DFAN-RC, PRPC040DFBN-RC).

Category 2: Compatible Alternatives (Active Status) Parts meeting primary matching criteria with minor variations in contact geometry, material composition, or finish specifications. These include Molex 0901310800, Würth Elektronik 61308021121, and Preci-Dip 892 series variants.

Parameter Comparison

Parameter	2-104434-0	9-146250-0	0901310800	61308021121	892-18-080-10-001101	892-70-080-10-001101	PREC040DFAN-RC	PREC040DFBN-RC	PRPC040DFAN-RC	PRPC040DFBN-RC
Manufacturer	TE Connectivity	TE Connectivity	Molex	Würth Elektronik	Preci-Dip	Preci-Dip	Sullins	Sullins	Sullins	Sullins
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active	Active	Active
Number of Positions	80	80	80	80	80	80	80	80	80	80
Number of Rows	2	2	2	2	2	2	2	2	2	2
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)	0.100" (2.54mm)
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)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)
Connector Type	Header, Breakaway	Header, Breakaway	Header, Breakaway	Header	Header	Header	Header, Breakaway	Header, Breakaway	Header, Breakaway	Header, Breakaway
Contact Type	Male Pin	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	Through Hole
Termination	Kinked Pin, Solder	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	Push-Pull
Contact Length - Mating	0.318" (8.08mm)	0.318" (8.08mm)	0.266" (6.75mm)	0.236" (6.00mm)	0.236" (6.00mm)	0.236" (6.00mm)	0.318" (8.08mm)	0.318" (8.08mm)	0.318" (8.08mm)	0.318" (8.08mm)
Contact Length - Post	0.125" (3.18mm)	0.125" (3.18mm)	0.114" (2.90mm)	0.118" (3.00mm)	0.122" (3.10mm)	0.122" (3.10mm)	0.120" (3.05mm)	0.220" (5.58mm)	0.120" (3.05mm)	0.220" (5.58mm)
Overall Contact Length	0.533" (13.55mm)	0.533" (13.55mm)	0.478" (12.15mm)	0.454" (11.54mm)	0.458" (11.64mm)	0.458" (11.64mm)	0.537" (13.63mm)	0.637" (16.17mm)	0.537" (13.63mm)	0.637" (16.17mm)
Insulation Height	0.090" (2.29mm)	0.090" (2.29mm)	0.098" (2.50mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.098" (2.50mm)	0.098" (2.50mm)	0.098" (2.50mm)	0.098" (2.50mm)
Contact Shape	Square	Square	Square	Square	Square	Square	Square	Square	Square	Square
Contact Material	Phosphor Bronze	Copper Alloy	Brass	Copper Alloy	Brass	Brass	Brass	Brass	Brass	Brass
Contact Finish - Mating	Tin-Lead	Tin	Gold	Gold	Gold	Gold	Tin	Tin	Gold	Gold
Contact Finish - Post	Tin-Lead	Tin	Tin	Not Specified	Tin	Gold	Tin	Tin	Gold	Gold
Insulation Material	Thermoplastic	Liquid Crystal Polymer (LCP)	Polyester, Glass Filled	Polyamide (PA6T), Nylon 6T	Polyamide (PA), Nylon, Glass Filled	Polyamide (PA), Nylon, Glass Filled	Polybutylene Terephthalate (PBT)	Polybutylene Terephthalate (PBT)	Polybutylene Terephthalate (PBT)	Polybutylene Terephthalate (PBT)
Operating Temperature	-65°C ~ 105°C	-65°C ~ 105°C	Not Specified	-40°C ~ 105°C	-55°C ~ 125°C	-55°C ~ 125°C	-40°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C	-40°C ~ 105°C
Current Rating	3A	3A	Not Specified	3A	3A	3A	3A per Contact	3A per Contact	3A per Contact	3A per Contact
Voltage Rating	30VAC	Not Specified	Not Specified	250V	150VDC	150VDC	Not Specified	Not Specified	Not Specified	Not Specified
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	UL94 V-0
RoHS Status	RoHS non-compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	Not Applicable	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

Primary Recommendation: TE Connectivity 9-146250-0

The TE Connectivity 9-146250-0 is the manufacturer-recommended equivalent for the obsolete 2-104434-0. This part maintains identical electrical and mechanical specifications including 80 positions, 2.54mm pitch, 3A current rating, and UL94 V-0 flammability compliance. The 9-146250-0 carries active product status and ROHS3 compliance, addressing regulatory requirements while preserving functional compatibility. Contact geometry and overall length match the original specification exactly.

Secondary Recommendations: Sullins Connector Solutions Variants

The Sullins PREC040DFAN-RC and PRPC040DFAN-RC provide direct functional equivalents with active status and ROHS3 compliance. These parts maintain the critical 80-position, 2-row, 2.54mm pitch configuration with 3A current rating and UL94 V-0 rating. The PREC040DFAN-RC and PRPC040DFAN-RC variants feature contact geometry closely aligned with the original part (0.318" mating contact length, 0.120" post length). The primary distinction is contact finish: PREC040DFAN-RC uses tin finish while PRPC040DFAN-RC uses gold finish. Both are suitable for general-purpose board-to-board and cable interconnection applications.

Alternative Options: Molex, Würth Elektronik, and Preci-Dip

Molex 0901310800, Würth Elektronik 61308021121, and Preci-Dip 892 series variants meet the core substitution criteria of 80 positions, 2 rows, 2.54mm pitch, and 3A current rating with UL94 V-0 compliance. These alternatives carry active product status and ROHS3 compliance. Contact geometry variations exist: Molex features shorter mating contact length (0.266"), while Würth Elektronik and Preci-Dip variants use 0.236" mating contact length. These differences may require PCB layout verification for applications with tight tolerance requirements.

Compliance Considerations

All recommended substitutes carry ROHS3 compliance, addressing regulatory requirements absent in the obsolete 2-104434-0. Moisture sensitivity level remains consistent at MSL 1 (Unlimited) across all alternatives, eliminating special handling requirements. All parts maintain UL94 V-0 flammability rating and push-pull fastening type.

Frequently Asked Questions (FAQ)

Q: Can the TE Connectivity 9-146250-0 directly replace the 2-104434-0 without PCB modification?

A: Yes. The 9-146250-0 maintains identical pitch spacing (0.100" / 2.54mm), position count (80), row configuration (2 rows), and contact geometry (0.318" mating length, 0.125" post length). No PCB layout changes are required for direct substitution.

Q: What is the primary difference between the Sullins PREC040DFAN-RC and PRPC040DFAN-RC?

A: Both parts share identical electrical and mechanical specifications. The distinction is contact finish: PREC040DFAN-RC uses tin finish on both mating and post contacts, while PRPC040DFAN-RC uses gold finish on both mating and post contacts. Gold-finished contacts provide enhanced corrosion resistance in high-humidity or corrosive environments.

Q: Are there contact length variations among the substitute parts?

A: Yes. The original 2-104434-0 and TE Connectivity 9-146250-0 feature 0.318" mating contact length and 0.125" post length. Molex 0901310800 uses 0.266" mating and 0.114" post length. Würth Elektronik 61308021121 and Preci-Dip 892 variants use 0.236" mating and 0.118-0.122" post length. Sullins variants match the original at 0.318" mating length with 0.120" post length. Contact length variations may affect mating depth and should be verified against mating connector specifications.

Q: Which substitute part offers the best compliance upgrade from the obsolete 2-104434-0?

A: All active substitute parts carry ROHS3 compliance, representing a compliance upgrade from the RoHS non-compliant 2-104434-0. The TE Connectivity 9-146250-0 provides the most direct upgrade path as the manufacturer-recommended equivalent with identical specifications and active status.

Q: Can Sullins PREC040DFBN-RC and PRPC040DFBN-RC be used as substitutes?

A: Yes, with application-specific verification. These variants feature extended post length (0.220" vs. 0.125" in the original), resulting in overall contact length of 0.637" compared to 0.533" in the 2-104434-0. This extended post length accommodates thicker PCB assemblies or applications requiring deeper board penetration. Mating connector compatibility must be verified for these variants.

Q: What is the operating temperature range difference between the 2-104434-0 and substitute parts?

A: The original 2-104434-0 operates from -65°C to 105°C. Most substitutes operate from -40°C to 105°C, representing a narrower low-temperature range. Preci-Dip 892 variants extend to -55°C to 125°C, providing broader temperature coverage. Application requirements determine whether the reduced low-temperature specification of most substitutes is acceptable.

Q: Are all substitute parts available in bulk packaging?

A: Yes. All recommended substitute parts are available in bulk packaging, supporting production requirements without special packaging requests.

Q: What contact material differences exist among the substitutes?

A: The original 2-104434-0 uses phosphor bronze contacts. Substitute parts use brass or copper alloy contacts. Both materials provide equivalent electrical conductivity and mechanical durability for standard applications. Contact finish (tin or gold) provides the primary corrosion protection distinction.

Q: Is the Molex 0901310800 suitable for applications requiring the original 30VAC rating?

A: The Molex 0901310800 does not specify a voltage rating in the provided data. For applications with specific voltage requirements, the Würth Elektronik 61308021121 (250V) or Preci-Dip 892 variants (150VDC) provide explicit voltage specifications exceeding the original 30VAC requirement.

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