TE Connectivity 1-104432-8 Equivalent & Substitute Parts

Part Overview

The TE Connectivity 1-104432-8 is a rectangular connector header manufactured under the AMPMODU Mod II series. This through-hole connector features 50 positions arranged in 2 rows with 0.100" (2.54mm) pitch spacing, designed for board-to-board or cable interconnection applications. The connector utilizes male pin contacts with gold-plated mating surfaces and tin-lead plated posts, supporting 3A current at 30VAC operating conditions across a temperature range of -65°C to 105°C.

The 1-104432-8 is classified as obsolete, necessitating identification of active equivalent and substitute components for new designs and ongoing production requirements. Multiple manufacturers produce functionally compatible alternatives that maintain electrical and mechanical compatibility while offering active product status and improved compliance certifications.

Key Parameters

Parameter	Value
Connector Type	Header, Breakaway
Contact Type	Male Pin
Number of Positions	50
Number of Rows	2
Pitch - Mating	0.100" (2.54mm)
Row Spacing - Mating	0.100" (2.54mm)
Mounting Type	Through Hole
Termination	Press-Fit, Solder
Fastening Type	Push-Pull
Contact Finish - Mating	Gold
Contact Finish - Post	Tin-Lead
Current Rating	3A
Voltage Rating	30VAC
Operating Temperature	-65°C ~ 105°C
Material Flammability Rating	UL94 V-0
RoHS Status	RoHS non-compliant

Substitute Part Grouping Explanation

Substitution compatibility for the 1-104432-8 is determined by strict adherence to the following electrical and mechanical parameters:

Primary Compatibility Criteria:

Number of Positions: 50
Number of Rows: 2
Pitch - Mating: 0.100" (2.54mm)
Row Spacing - Mating: 0.100" (2.54mm)
Contact Type: Male Pin
Mounting Type: Through Hole
Fastening Type: Push-Pull
Material Flammability Rating: UL94 V-0

Secondary Compatibility Considerations:

Contact Finish - Mating: Gold or equivalent conductive finish
Current Rating: 3A or greater
Operating Temperature Range: Must encompass or exceed -65°C to 105°C
Termination: Solder-compatible

The substitute parts listed below maintain these core parameters while offering variations in contact material, insulation composition, contact length specifications, and compliance certifications. All identified substitutes are classified as active products with current manufacturing status.

Parameter Comparison

Parameter	1-104432-8 (TE)	2350-6221-TG (3M)	54102-T30-25 (Amphenol)	68779-150HLF (Amphenol)	78548-150 (Amphenol)	78548-150H (Amphenol)	78548-650 (Amphenol)	892-18-050-10-001101 (Preci-Dip)	A1-50PA-2.54DSA(71) (Hirose)	BBD-125-T-B (Samtec)
Manufacturer	TE Connectivity	3M	Amphenol ICC (FCI)	Amphenol ICC (FCI)	Amphenol ICC (FCI)	Amphenol ICC (FCI)	Amphenol ICC (FCI)	Preci-Dip	Hirose Electric	Samtec Inc.
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active	Active	Active
Number of Positions	50	50	50	50	50	50	50	50	50	50
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)
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
Fastening Type	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull
Contact Finish - Mating	Gold	Gold	Tin	Gold or Gold, GXT™	Gold or Gold, GXT™	Gold or Gold, GXT™	Gold or Gold, GXT™	Gold	Gold	Tin
Contact Finish - Post	Tin-Lead	Tin-Lead	Not Specified	Not Specified	Not Specified	Not Specified	Not Specified	Tin	Tin	Nickel
Contact Material	Copper Alloy	Copper Alloy	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Brass	Brass	Not Specified
Current Rating (Amps)	3A	3A	Not Specified	3A	Not Specified	Not Specified	Not Specified	3A	3A	Not Specified
Voltage Rating	30VAC	Not Specified	Not Specified	Not Specified	Not Specified	Not Specified	Not Specified	150VDC	200V	Not Specified
Operating Temperature	-65°C ~ 105°C	-55°C ~ 105°C	Not Specified	-65°C ~ 130°C	Not Specified	Not Specified	Not Specified	-55°C ~ 125°C	-55°C ~ 85°C	-55°C ~ 125°C
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	Not Specified
RoHS Status	RoHS non-compliant	RoHS non-compliant	RoHS non-compliant	RoHS Compliant	RoHS non-compliant	RoHS non-compliant	RoHS non-compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

Primary Substitutes for Direct Replacement:

The following parts maintain the highest degree of electrical and mechanical compatibility with the 1-104432-8:

78548-150H (Amphenol ICC FCI) and 78548-150 (Amphenol ICC FCI) represent the most direct functional equivalents. Both are BERGSTIK® II series connectors with identical 50-position, 2-row configuration at 0.100" pitch. These parts feature gold-plated mating contacts, phosphor bronze contact material, and UL94 V-0 flammability rating. The 78548-150H variant includes polycyclohexylenedimethylene terephthalate (PCT) insulation material specification. Both maintain push-pull fastening and through-hole mounting. Current product status is active.

68779-150HLF (Amphenol ICC FCI) offers enhanced operating temperature range (-65°C to 130°C) compared to the original specification, providing additional thermal margin. This BERGSTIK® II variant features gold or gold GXT™ mating contact finish and phosphor bronze contact material. RoHS compliance status is compliant, addressing regulatory requirements for new designs. Product status is active.

Secondary Substitutes with Acceptable Compatibility:

2350-6221-TG (3M) from the 2300 series provides electrical and mechanical compatibility with minor variations. This connector features copper alloy contacts with gold mating finish and tin-lead post finish, matching the original contact finish specification. Operating temperature range is -55°C to 105°C, which encompasses the original lower temperature limit. Current rating is specified at 3A. Product status is active.

892-18-050-10-001101 (Preci-Dip) from the 892 series maintains 50-position, 2-row configuration with 0.100" pitch spacing. This connector features brass contact material with gold mating finish and tin post finish. Operating temperature range extends to -55°C to 125°C. Current rating is 3A at 150VDC voltage rating. RoHS3 compliance status is compliant. Product status is active.

A1-50PA-2.54DSA(71) (Hirose Electric) from the A1 series provides 50-position, 2-row configuration with 0.100" pitch spacing. This connector features brass contact material with gold mating finish and tin post finish. Operating temperature range is -55°C to 85°C. Current rating is 3A at 200V voltage rating. RoHS3 compliance status is compliant. Product status is active.

Substitutes with Design Considerations:

54102-T30-25 (Amphenol ICC FCI) from the BERGSTIK® series maintains core electrical and mechanical parameters. Contact material is phosphor bronze with tin mating finish. Flammability rating is UL94 V-0. Operating temperature and current rating specifications are not provided in available documentation. Product status is active.

BBD-125-T-B (Samtec) from the BBD series maintains 50-position, 2-row configuration with 0.100" pitch spacing. This connector features circular contact shape (versus square contacts in the original), tin mating finish, and nickel post finish. Operating temperature range is -55°C to 125°C. Insulation material is polyester glass-filled. RoHS3 compliance status is compliant. Product status is active. Contact shape variation requires mechanical compatibility assessment.

Compliance and Regulatory Considerations:

For applications requiring RoHS compliance, the following active substitutes meet ROHS3 or RoHS compliant status:

68779-150HLF (RoHS Compliant)
892-18-050-10-001101 (ROHS3 Compliant)
A1-50PA-2.54DSA(71) (ROHS3 Compliant)
BBD-125-T-B (ROHS3 Compliant)

For applications with no RoHS requirement, all listed substitutes maintain active product status and UL94 V-0 flammability certification (except BBD-125-T-B, which does not specify flammability rating).

Frequently Asked Questions (FAQ)

Q: Can the 1-104432-8 be directly replaced with any of the listed substitutes?

A: The 78548-150H and 78548-150 from Amphenol ICC (FCI) provide the most direct functional replacement. Both maintain identical 50-position, 2-row configuration at 0.100" pitch spacing, push-pull fastening, through-hole mounting, and UL94 V-0 flammability rating. These parts are pin-compatible and mechanically interchangeable with the original connector.

Q: What are the key differences between the Amphenol BERGSTIK® II variants (78548-150, 78548-150H, 78548-650)?

A: All three variants maintain identical electrical and mechanical specifications for 50-position, 2-row configuration at 0.100" pitch. The primary distinction is in part numbering and potential internal specifications not detailed in available documentation. All three are active products with identical core parameters suitable for direct substitution.

Q: Does the 68779-150HLF offer advantages over the 78548-150H?

A: The 68779-150HLF extends the operating temperature range to -65°C to 130°C, providing additional thermal margin beyond the original -65°C to 105°C specification. Additionally, 68779-150HLF carries RoHS compliant status, addressing regulatory requirements for new designs. Both maintain identical 50-position, 2-row configuration and push-pull fastening.

Q: Are there RoHS-compliant alternatives available?

A: Yes. The following substitutes carry RoHS compliance certifications:

68779-150HLF (RoHS Compliant)
892-18-050-10-001101 (ROHS3 Compliant)
A1-50PA-2.54DSA(71) (ROHS3 Compliant)
BBD-125-T-B (ROHS3 Compliant)

Q: What is the significance of contact material differences (Copper Alloy vs. Phosphor Bronze vs. Brass)?

A: Contact material affects electrical conductivity, mechanical durability, and corrosion resistance. Copper alloy (original specification) and phosphor bronze (Amphenol variants) provide excellent electrical properties. Brass (Preci-Dip and Hirose variants) also provides acceptable electrical performance. All materials are suitable for 3A current applications. Material selection does not affect mechanical interchangeability.

Q: Why does the BBD-125-T-B have circular contacts instead of square contacts?

A: The BBD-125-T-B from Samtec uses circular contact geometry, which differs from the square contact shape of the original 1-104432-8 and most other listed substitutes. While this maintains electrical compatibility and 50-position, 2-row configuration, the circular contact geometry may affect mechanical fit in applications designed specifically for square contacts. Mechanical compatibility assessment is required before substitution.

Q: What is the difference between the 3M 2350-6221-TG and the Amphenol alternatives?

A: The 3M 2350-6221-TG maintains copper alloy contact material with gold mating finish and tin-lead post finish, matching the original contact finish specification more closely than some alternatives. Operating temperature range is -55°C to 105°C. The primary distinction is manufacturer and series designation. Electrical and mechanical compatibility is equivalent to Amphenol alternatives.

Q: Are there voltage or current rating limitations when substituting?

A: The original 1-104432-8 is rated for 3A at 30VAC. Most listed substitutes either match or exceed these ratings. The Preci-Dip 892-18-050-10-001101 is rated for 3A at 150VDC, and the Hirose A1-50PA-2.54DSA(71) is rated for 3A at 200V. These higher ratings provide additional margin and are suitable for the original application. Substitutes without specified voltage ratings maintain electrical compatibility through identical contact geometry and material specifications.

Q: What packaging options are available for the substitute parts?

A: Packaging varies by manufacturer and part number:

Bulk packaging: 2350-6221-TG (3M), 54102-T30-25 (Amphenol), 78548-150 (Amphenol), 78548-150H (Amphenol), 78548-650 (Amphenol), 892-18-050-10-001101 (Preci-Dip)
Bag packaging: 68779-150HLF (Amphenol)
Tray packaging: A1-50PA-2.54DSA(71) (Hirose)
Tube packaging: BBD-125-T-B (Samtec)

Packaging selection does not affect electrical or mechanical compatibility and is determined by procurement and inventory management requirements.

Q: Can the 1-104432-8 be used interchangeably with the A1-50PA-2.54DSA(71) in new designs?

A: The A1-50PA-2.54DSA(71) maintains 50-position, 2-row configuration at 0.100" pitch with push-pull fastening and through-hole mounting. Operating temperature range is -55°C to 85°C, which does not extend to the original -65°C lower limit. For applications requiring operation below -55°C, this substitute is not suitable. For applications within -55°C to 85°C range, this connector provides RoHS3 compliant alternative with 3A current rating at 200V.

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