54101-T0501LF Equivalent & Substitute Parts

Part Overview

The 54101-T0501LF is a rectangular connector header manufactured by Amphenol ICC (FCI) in the BERGSTIK® series. This through-hole vertical header connector features a single position with male pin contact, designed for board-to-board applications. The part is currently active in production with 849 pieces in stock. Substitute parts are identified when equivalent electrical and mechanical parameters are required for design flexibility, supply chain alternatives, or specific application requirements.

Key Parameters

Parameter	Value
Connector Type	Header
Contact Type	Male Pin
Number of Positions	1
Number of Rows	1
Mounting Type	Through Hole
Termination	Solder
Fastening Type	Push-Pull
Contact Length - Mating	0.230" (5.84mm)
Insulation Height	0.100" (2.54mm)
Contact Shape	Square
Contact Material	Phosphor Bronze
Operating Temperature Range	-65°C ~ 125°C
Current Rating	3A per Contact
Material Flammability Rating	UL94 V-0
Insulation Color	Black
RoHS Status	RoHS Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the 54101-T0501LF are qualified based on the following critical parameters that must remain constant across all alternatives:

Single position, single row configuration
Male pin contact type
Through-hole vertical mounting
Solder termination
Push-pull fastening mechanism
0.230" (5.84mm) mating contact length
0.100" (2.54mm) insulation height
Square contact shape
Phosphor bronze contact material
Operating temperature range of -65°C ~ 125°C
3A current rating per contact
UL94 V-0 flammability rating
Black insulation color

The substitute parts identified (PBC01SAHN, PEC01SAAN, PEC01SAEN) from Sullins Connector Solutions meet these core electrical and mechanical requirements. Variations in contact post length and contact finish thickness do not affect functional interchangeability in board-to-board applications where mating contact geometry is the primary design constraint.

Parameter Comparison

Parameter	54101-T0501LF (Amphenol ICC)	PBC01SAHN (Sullins)	PEC01SAAN (Sullins)	PEC01SAEN (Sullins)
Manufacturer	Amphenol ICC (FCI)	Sullins Connector Solutions	Sullins Connector Solutions	Sullins Connector Solutions
Connector Type	Header	Header, Breakaway	Header, Breakaway	Header, Breakaway
Contact Type	Male Pin	Male Pin	Male Pin	Male Pin
Number of Positions	1	1	1	1
Number of Rows	1	1	1	1
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole
Termination	Solder	Solder	Solder	Solder
Fastening Type	Push-Pull	Push-Pull	Push-Pull	Push-Pull
Contact Length - Mating	0.230" (5.84mm)	0.230" (5.84mm)	0.230" (5.84mm)	0.230" (5.84mm)
Contact Length - Post	0.095" (2.41mm)	0.820" (20.83mm)	0.120" (3.05mm)	0.520" (13.21mm)
Overall Contact Length	0.425" (10.80mm)	1.150" (29.21mm)	0.450" (11.43mm)	0.850" (21.59mm)
Insulation Height	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)
Contact Shape	Square	Square	Square	Square
Contact Finish - Mating	Tin	Gold	Tin	Tin
Contact Finish Thickness - Mating	100.0µin (2.54µm)	10.0µin (0.25µm)	100.0µin (2.54µm)	100.0µin (2.54µm)
Contact Material	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze
Insulation Material	Not specified	Polybutylene Terephthalate (PBT)	Polybutylene Terephthalate (PBT)	Polybutylene Terephthalate (PBT)
Operating Temperature	-65°C ~ 125°C	-65°C ~ 125°C	-65°C ~ 125°C	-65°C ~ 125°C
Material Flammability Rating	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0
Insulation Color	Black	Black	Black	Black
Current Rating	3A per Contact	3A	3A	3A
RoHS Status	RoHS Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	Not Applicable	Not Applicable	Not Applicable
REACH Status	REACH Affected	REACH Unaffected	REACH Unaffected	REACH Unaffected
Packaging	Bag	Bulk	Bulk	Bulk
Inventory	849 Pcs	846 Pcs	15947 Pcs	1859 Pcs

Engineering Selection Recommendations

All three substitute parts maintain active product status and meet the core electrical and mechanical specifications of the 54101-T0501LF. Selection among alternatives should be based on the following factors:

PEC01SAAN offers the closest overall contact length (0.450" vs. 0.425") and maintains tin contact finish matching the original specification. This part provides the highest inventory availability at 15,947 pieces and is suitable for applications requiring minimal post length variation.

PEC01SAEN provides a mid-range post length (0.520") with tin contact finish and adequate inventory (1,859 pieces). This option accommodates applications with moderate PCB thickness requirements.

PBC01SAHN features extended post length (0.820") with gold contact finish on the mating surface. This configuration is appropriate for applications requiring enhanced contact durability or thicker PCB assemblies. Inventory is comparable to the original part at 846 pieces.

All substitute parts comply with RoHS3 and carry REACH Unaffected status, providing regulatory advantages over the original REACH Affected designation. The Sullins Connector Solutions parts specify PBT insulation material, which is explicitly documented compared to the original part specification.

Frequently Asked Questions (FAQ)

Q: Can PEC01SAAN be used as a direct replacement for 54101-T0501LF?

A: Yes. Both parts share identical mating contact geometry (0.230" length), insulation height (0.100"), contact shape, material composition, operating temperature range, current rating, and flammability rating. The 0.025" difference in overall contact length results from post length variation and does not affect mating interface compatibility in standard board-to-board applications.

Q: What is the functional difference between the three substitute parts?

A: The primary difference is contact post length. PEC01SAAN (0.120" post) is suitable for standard PCB thicknesses. PEC01SAEN (0.520" post) accommodates thicker assemblies. PBC01SAHN (0.820" post) provides maximum reach and includes gold plating on the mating contact surface for enhanced durability. All three maintain identical mating contact specifications.

Q: Does the gold finish on PBC01SAHN affect compatibility?

A: No. Gold plating on the mating contact surface is a surface treatment that enhances contact durability and corrosion resistance. It does not alter the mechanical or electrical interface with the mating connector. The 10.0µin gold thickness is within standard specifications for connector applications.

Q: Are there packaging considerations when switching to substitute parts?

A: Yes. The original 54101-T0501LF is supplied in bag packaging, while all three substitute parts are supplied in bulk packaging. Bulk packaging typically offers cost advantages for high-volume applications but may require different handling and storage procedures.

Q: What is the inventory advantage of selecting PEC01SAAN?

A: PEC01SAAN maintains the highest inventory level at 15,947 pieces compared to 849 pieces for the original part and 846-1,859 pieces for other substitutes. This availability advantage supports extended production runs and reduces supply chain risk.

Q: Do the substitute parts have different regulatory compliance?

A: All substitute parts are ROHS3 Compliant and REACH Unaffected, providing improved regulatory status compared to the original part which is RoHS Compliant and REACH Affected. This represents a compliance advantage for applications subject to REACH restrictions.

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