TE Connectivity 535512-6 Equivalent & Substitute Parts

Part Overview

The TE Connectivity 535512-6 is a 44-position receptacle connector from the AMPMODU Mod II series, designed for 0.100" (2.54mm) pitch through-hole, right-angle PCB mounting applications. This connector features gold-plated mating contacts, tin-lead plated posts, and is rated for 2A per contact with an operating temperature range of -55°C to 125°C.

The 535512-6 is classified as obsolete. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure component availability, and support legacy system maintenance and production requirements.

Key Parameters

Parameter	Specification
Connector Type	Receptacle
Contact Type	Female Socket
Number of Positions	44
Pitch - Mating	0.100" (2.54mm)
Number of Rows	2
Row Spacing - Mating	0.100" (2.54mm)
Mounting Type	Through Hole, Right Angle
Termination	Solder
Fastening Type	Push-Pull
Contact Finish - Mating	Gold
Operating Temperature	-55°C ~ 125°C
Material Flammability Rating	UL94 V-0
Current Rating	2A
Insulation Color	Black
Contact Shape	Square

Substitute Part Grouping Explanation

Substitute parts for the TE Connectivity 535512-6 are identified based on strict electrical and mechanical parameter alignment. The following critical parameters determine substitution eligibility:

Primary Matching Criteria:

Connector type: Receptacle
Contact type: Female socket
Number of positions: 44
Pitch - mating: 0.100" (2.54mm)
Number of rows: 2
Row spacing - mating: 0.100" (2.54mm)
Mounting type: Through hole, right angle
Termination: Solder
Fastening type: Push-pull
Contact finish - mating: Gold
Material flammability rating: UL94 V-0
Insulation color: Black
Contact shape: Square

Secondary Considerations:

Operating temperature range compatibility
Contact material composition
Insulation material type
RoHS compliance status
Product status (active vs. obsolete)

All identified substitute parts meet the primary matching criteria. Variations in secondary parameters are noted in the comparison table below.

Parameter Comparison

Parameter	535512-6 (TE)	66925-022 (Amphenol ICC)	BCS-122-F-D-HE (Samtec)	BCS-122-FM-D-HE (Samtec)	BCS-122-L-D-HE-001 to -007 (Samtec)
Connector Type	Receptacle	Receptacle	Receptacle	Receptacle	Receptacle
Contact Type	Female Socket	Female Socket	Female Socket	Female Socket	Female Socket
Number of Positions	44	44	44	44	44
Positions Loaded	All (44)	All (44)	All (44)	All (44)	43
Pitch - Mating	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)
Number of Rows	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)
Mounting Type	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle	Through Hole, Right Angle
Termination	Solder	Solder	Solder	Solder	Solder
Fastening Type	Push-Pull	Push-Pull	Push-Pull	Push-Pull	Push-Pull
Contact Finish - Mating	Gold	Gold	Gold	Gold	Gold
Contact Finish Thickness - Mating	30.0µin (0.76µm)	30.0µin (0.76µm)	3.00µin (0.076µm)	3.00µin (0.076µm)	10.0µin (0.25µm)
Insulation Color	Black	Black	Black	Black	Black
Insulation Height	0.238" (6.05mm)	0.240" (6.10mm)	0.210" (5.33mm)	0.210" (5.33mm)	0.210" (5.33mm)
Contact Length - Post	0.115" (2.92mm)	0.115" (2.92mm)	0.125" (3.18mm)	0.125" (3.18mm)	0.125" (3.18mm)
Operating Temperature	-55°C ~ 125°C	Not specified	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C
Material Flammability Rating	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0
Contact Finish - Post	Tin-Lead	Tin	Tin	Tin	Tin
Current Rating	2A	Not specified	4.6A per Contact	4.6A per Contact	4.6A per Contact
Voltage Rating	Not specified	Not specified	475VAC	475VAC	475VAC
Insulation Material	Polyester, Glass Filled	Polyamide (PA), Nylon, Glass Filled	Liquid Crystal Polymer (LCP), Glass Filled	Liquid Crystal Polymer (LCP), Glass Filled	Liquid Crystal Polymer (LCP), Glass Filled
Contact Material	Phosphor Bronze	Brass	Phosphor Bronze	Phosphor Bronze	Phosphor Bronze
Product Status	Obsolete	Active	Active	Active	Active
RoHS Status	RoHS non-compliant	RoHS non-compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
REACH Status	REACH Affected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

Amphenol ICC 66925-022 (Dubox™ Series)

The 66925-022 is an active product offering direct mechanical and electrical compatibility with the 535512-6. Both connectors share identical pitch, row spacing, position count, and mounting configuration. The 66925-022 maintains the same contact finish specifications and insulation height within tolerance. However, the 66925-022 does not specify an operating temperature range and uses brass contacts instead of phosphor bronze. The 66925-022 remains RoHS non-compliant and REACH affected, matching the compliance status of the original part.

Samtec Tiger Claw™ BCS Series (BCS-122-F-D-HE, BCS-122-FM-D-HE, BCS-122-L-D-HE variants)

The Samtec BCS-122 series connectors provide active product alternatives with enhanced electrical performance. All BCS-122 variants are ROHS3 compliant and REACH unaffected, offering improved regulatory compliance compared to the obsolete 535512-6. The BCS-122 series supports higher current ratings (4.6A per contact versus 2A) and specified voltage ratings (475VAC). Operating temperature range matches the original specification (-55°C to 125°C).

Mechanical differences include reduced insulation height (0.210" versus 0.238") and increased contact post length (0.125" versus 0.115"). These dimensional variations require PCB layout verification for clearance compatibility.

The BCS-122-L-D-HE variants (001 through 007) load 43 of 44 positions, accommodating applications requiring selective position loading. The BCS-122-F-D-HE and BCS-122-FM-D-HE load all 44 positions.

Compliance Considerations

For new designs or systems requiring RoHS3 compliance, the Samtec BCS-122 series is the appropriate selection. For legacy system maintenance where RoHS compliance is not required, the Amphenol ICC 66925-022 provides a direct mechanical substitute with minimal design modification.

Frequently Asked Questions (FAQ)

Q: Can the Amphenol ICC 66925-022 be used as a direct drop-in replacement for the TE Connectivity 535512-6?

A: The 66925-022 shares identical electrical and mechanical specifications for pitch, row spacing, position count, and mounting type. However, the insulation height differs by 0.002" (0.05mm), and contact material differs (brass versus phosphor bronze). PCB layout verification is required to confirm clearance compatibility. Operating temperature specification is not provided for the 66925-022.

Q: What are the key differences between the Samtec BCS-122 series and the original 535512-6?

A: The BCS-122 series offers higher current capacity (4.6A versus 2A per contact), specified voltage rating (475VAC), and ROHS3 compliance. Mechanical differences include reduced insulation height (0.210" versus 0.238") and longer contact posts (0.125" versus 0.115"). These dimensional changes require PCB design verification.

Q: Which substitute part should be selected for new product designs?

A: For new designs, the Samtec BCS-122 series is recommended due to active product status, ROHS3 compliance, and enhanced electrical performance specifications. The specific variant (BCS-122-F-D-HE, BCS-122-FM-D-HE, or BCS-122-L-D-HE) should be selected based on position loading requirements.

Q: Are there differences in contact finish thickness among the substitute parts?

A: Yes. The 535512-6 specifies 30.0µin (0.76µm) gold plating on mating contacts. The 66925-022 matches this specification. The Samtec BCS-122-F-D-HE and BCS-122-FM-D-HE specify 3.00µin (0.076µm), while the BCS-122-L-D-HE variants specify 10.0µin (0.25µm). These variations affect contact durability and mating cycle performance.

Q: What is the significance of the BCS-122-L-D-HE position loading variants?

A: The BCS-122-L-D-HE series (001 through 007) loads 43 of 44 available positions, with the unloaded position varying by part number suffix. These variants accommodate applications requiring selective position omission. The BCS-122-F-D-HE and BCS-122-FM-D-HE load all 44 positions.

Q: How do insulation material differences affect connector performance?

A: The 535512-6 uses polyester with glass fill; the 66925-022 uses polyamide (nylon) with glass fill; the Samtec BCS-122 series uses liquid crystal polymer (LCP) with glass fill. LCP provides superior dimensional stability, lower moisture absorption, and better high-temperature performance compared to polyester and polyamide materials.

Q: What packaging format is available for these substitute parts?

A: The 66925-022 is supplied in tube packaging. Samtec BCS-122 series packaging format is not specified in the provided data. Contact the manufacturer for specific packaging requirements.

Q: Are all substitute parts available in current inventory?

A: Yes. The 66925-022 has 1065 pieces in stock. Samtec BCS-122-F-D-HE has 735 pieces; BCS-122-FM-D-HE has 864 pieces. The BCS-122-L-D-HE variants range from 654 to 1095 pieces in stock across all position loading configurations.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message