Amphenol ICC 54101-S0804LF Equivalent & Substitute Parts

Part Overview

The Amphenol ICC 54101-S0804LF is a rectangular connector header for through-hole mounting, featuring 4 positions at 0.100" (2.54mm) pitch. This BERGSTIK® series connector is designed for board-to-board applications with unshrouded, push-pull fastening. The part is active and in stock with 1140 units available. Equivalent and substitute parts are identified based on matching electrical and mechanical parameters that maintain functional compatibility in standard PCB header applications.

Key Parameters

Parameter	Value
Connector Type	Header
Contact Type	Male Pin
Pitch - Mating	0.100" (2.54mm)
Number of Positions	4
Number of Rows	1
Mounting Type	Through Hole
Termination	Solder
Fastening Type	Push-Pull
Contact Shape	Square
Current Rating	3A per Contact
Operating Temperature	-65°C ~ 125°C
Material Flammability Rating	UL94 V-0
RoHS Status	RoHS Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the 54101-S0804LF are grouped based on the following critical parameters that determine functional interchangeability:

Primary Matching Criteria:

Pitch - Mating: 0.100" (2.54mm)
Number of Positions: 4
Number of Rows: 1
Connector Type: Header
Contact Type: Male Pin
Mounting Type: Through Hole
Termination: Solder
Fastening Type: Push-Pull
Contact Shape: Square
Current Rating: 3A per Contact
Operating Temperature: -65°C ~ 125°C
Material Flammability Rating: UL94 V-0

Secondary Considerations:

Contact Length - Mating and Post dimensions vary among substitutes to accommodate different PCB stack-up requirements
Contact Finish (Mating): Gold or Tin finishes are acceptable
Insulation Material: Polybutylene Terephthalate (PBT) or equivalent materials maintain electrical and mechanical performance
RoHS and REACH compliance status

All listed substitutes maintain the core electrical and mechanical specifications required for standard 2.54mm pitch header applications.

Parameter Comparison

Parameter	54101-S0804LF (Main)	0423751246 (Molex)	350-10-104-00-006000 (Mill-Max)	5-146281-4 (TE)	PBC04SAAN (Sullins)	PEC04SAAN (Sullins)
Manufacturer	Amphenol ICC	Molex	Mill-Max	TE Connectivity	Sullins	Sullins
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	4	4	4	4	4	4
Contact Type	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
Termination	Solder	Solder	Solder	Solder	Solder	Solder
Fastening Type	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull
Contact Shape	Square	Square	Circular	Square	Square	Square
Contact Finish - Mating	Gold or Gold, GXT™	Tin	Gold	Gold	Gold	Tin
Contact Length - Mating	0.230" (5.84mm)	0.240" (6.10mm)	0.142" (3.61mm)	0.230" (5.84mm)	0.230" (5.84mm)	0.230" (5.84mm)
Contact Length - Post	0.120" (3.05mm)	0.125" (3.18mm)	0.110" (2.79mm)	0.120" (3.05mm)	0.120" (3.05mm)	0.120" (3.05mm)
Overall Contact Length	0.450" (11.43mm)	0.455" (11.56mm)	0.394" (10.00mm)	0.440" (11.18mm)	0.450" (11.43mm)	0.450" (11.43mm)
Insulation Height	0.100" (2.54mm)	0.090" (2.29mm)	0.110" (2.79mm)	0.090" (2.29mm)	0.100" (2.54mm)	0.100" (2.54mm)
Current Rating	3A per Contact	Not Specified	Not Specified	3A	3A	3A
Operating Temperature	-65°C ~ 125°C	Not Specified	Not Specified	-65°C ~ 105°C	-65°C ~ 125°C	-65°C ~ 125°C
Material Flammability Rating	UL94 V-0	UL94 V-0	Not Specified	UL94 V-0	UL94 V-0	UL94 V-0
RoHS Status	RoHS Compliant	ROHS3 Compliant	ROHS3 Compliant	RoHS Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	Not Applicable	Not Applicable

Engineering Selection Recommendations

Direct Equivalents (Highest Compatibility):

PBC04SAAN and PEC04SAAN (Sullins Connector Solutions) provide the closest dimensional and electrical match to the 54101-S0804LF. Both maintain identical contact lengths, insulation height, current rating, and operating temperature range. The primary difference is contact finish: PBC04SAAN features gold mating finish while PEC04SAAN uses tin. Both are ROHS3 compliant and carry UL94 V-0 flammability rating.

5-146281-4 (TE Connectivity AMPMODU Mod II) is functionally equivalent with matching contact dimensions and 3A current rating. Operating temperature is rated to 105°C (versus 125°C for the main part). RoHS compliance is confirmed; REACH status is vendor undefined.

Acceptable Substitutes (Minor Dimensional Variations):

0423751246 (Molex KK254 series) maintains core electrical specifications but shows minor dimensional variations: contact length mating is 0.240" (6.10mm) versus 0.230" (5.84mm), and insulation height is 0.090" (2.29mm) versus 0.100" (2.54mm). Current rating is not specified. ROHS3 compliant with UL94 V-0 rating.

350-10-104-00-006000 (Mill-Max 350 series) differs in contact shape (circular versus square) and has shorter overall contact length (0.394" versus 0.450"). This part is suitable only where mechanical envelope constraints permit. ROHS3 compliant.

Extended Post Length Options:

PBC04SABN, PBC04SACN, PBC04SADN, PEC04SABN, and PEC04SADN (Sullins) provide identical mating contact length (0.230" / 5.84mm) but with extended post lengths (0.230", 0.320", and 0.420" respectively) to accommodate deeper PCB stack-ups. All maintain 3A current rating, -65°C ~ 125°C operating range, and UL94 V-0 flammability rating.

Frequently Asked Questions (FAQ)

Q: Can I use PEC04SAAN as a direct replacement for 54101-S0804LF?

A: Yes. PEC04SAAN matches all critical parameters: 4-position, 2.54mm pitch, square contacts, 3A current rating, -65°C ~ 125°C operating temperature, and UL94 V-0 flammability. The only difference is contact finish (tin versus gold), which does not affect electrical performance in standard applications.

Q: What is the difference between PBC04SAAN and PEC04SAAN?

A: Both are Sullins 4-position 2.54mm headers with identical dimensions and electrical ratings. PBC04SAAN has gold mating contact finish; PEC04SAAN has tin mating contact finish. Contact finish selection depends on application requirements and solderability preferences.

Q: Why do some substitutes have different post lengths?

A: Post length (the portion soldered to the PCB) varies to accommodate different PCB thicknesses and stack-up configurations. The standard 0.120" (3.05mm) post length suits typical single-board applications. Extended lengths (0.230", 0.320", 0.420") are used when the header must extend deeper into the PCB assembly or when mating with deeper receptacles.

Q: Is the Mill-Max 350-10-104-00-006000 compatible with the main part?

A: Functionally compatible for electrical applications, but with mechanical differences. The circular contact shape (versus square) and shorter overall contact length (0.394" versus 0.450") may affect mechanical fit depending on the mating receptacle design. Verify receptacle compatibility before substitution.

Q: What does the packaging difference (Bag versus Bulk versus Tube) mean?

A: Packaging affects handling and storage but not electrical or mechanical performance. Bag packaging is typical for smaller quantities; Bulk and Tube packaging are used for higher-volume orders. Select based on procurement and inventory requirements.

Q: Are all substitutes RoHS compliant?

A: Yes. The main part is RoHS Compliant; all substitutes are either RoHS Compliant or ROHS3 Compliant, meeting current regulatory requirements.

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

A: Yes, provided they are used in separate connector positions. All listed substitutes maintain identical pitch (2.54mm) and electrical ratings (3A, -65°C ~ 125°C). However, for consistency and traceability, using a single part number per assembly is recommended.

Q: What is the significance of the operating temperature difference in TE 5-146281-4?

A: The TE part is rated to 105°C maximum versus 125°C for the main part and most substitutes. This is acceptable for applications operating below 105°C. For applications requiring the full -65°C ~ 125°C range, select the main part or other substitutes rated to 125°C.

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