Amphenol ICC 68683-311 Equivalent & Substitute Parts

Part Overview

The Amphenol ICC 68683-311 is a 22-position receptacle connector with 0.100" (2.54mm) pitch, designed for through-hole board-to-board applications. This connector features gold-plated mating contacts, tin-plated posts, and operates across -65°C to 125°C. The part is classified as obsolete, making equivalent and substitute parts necessary for ongoing system support and new designs requiring compatible interconnect solutions.

Key Parameters

Parameter	Value
Manufacturer Part Number	68683-311
Manufacturer	Amphenol ICC (FCI)
Connector Type	Receptacle
Contact Type	Female Socket
Number of Positions	22
Pitch - Mating	0.100" (2.54mm)
Number of Rows	2
Row Spacing - Mating	0.100" (2.54mm)
Mounting Type	Through Hole
Termination	Solder
Fastening Type	Push-Pull
Contact Finish - Mating	Gold
Contact Finish - Post	Tin
Operating Temperature	-65°C ~ 125°C
Voltage Rating	1000V
Insulation Material	Polyphenylene Sulfide (PPS), Glass Filled
Product Status	Obsolete
RoHS Status	RoHS non-compliant

Substitute Part Grouping Explanation

Substitution for the 68683-311 is determined by strict alignment of the following critical parameters:

Connector Configuration: 22 positions, 0.100" (2.54mm) pitch, 2-row layout with 0.100" row spacing
Connector Type & Contact: Receptacle or socket configuration with female socket contacts
Mounting & Termination: Through-hole mounting with solder termination
Fastening Mechanism: Push-pull fastening type
Contact Finish: Gold-plated mating surface with tin-plated posts
Operating Temperature Range: Minimum -55°C to 125°C (the 68683-311 operates to -65°C; substitutes at -55°C remain functionally compatible for most applications)
Insulation Material: Thermoplastic or polyester-based glass-filled compounds
Compliance Status: Active product status preferred for long-term availability

The substitute parts listed below meet these core electrical and mechanical parameters. Variations in contact finish thickness, insulation height, and contact material (beryllium copper vs. phosphor bronze) do not affect functional interchangeability within the specified parameter envelope.

Parameter Comparison

Parameter	68683-311 (Main)	1-534998-1	416-83-222-41-003101	416-83-222-41-018101	416-87-222-41-003101	416-87-222-41-018101	803-41-022-10-001000	803-41-022-10-004000	803-43-022-10-001000	803-83-022-10-003101	803-83-022-10-004101
Manufacturer	Amphenol ICC	TE Connectivity	Preci-Dip	Preci-Dip	Preci-Dip	Preci-Dip	Mill-Max	Mill-Max	Mill-Max	Preci-Dip	Preci-Dip
Connector Type	Receptacle	Receptacle	Socket	Socket	Socket	Socket	Receptacle	Receptacle	Receptacle	Socket	Socket
Number of Positions	22	22	22	22	22	22	22	22	22	22	22
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)	0.100" (2.54mm)
Number of Rows	2	2	2	2	2	2	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)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)	0.100" (2.54mm)
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Termination	Solder	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	Push-Pull
Contact Finish - Mating	Gold	Gold	Gold	Gold	Gold	Gold	Gold	Gold	Gold	Gold	Gold
Contact Finish - Post	Tin	Tin-Lead	Tin	Tin	Tin	Tin	Tin	Tin	Tin	Tin	Tin
Operating Temperature	-65°C ~ 125°C	-65°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C	-55°C ~ 125°C
Insulation Height	0.276" (7.00mm)	0.265" (6.73mm)	0.315" (8.00mm)	0.276" (7.00mm)	0.315" (8.00mm)	0.276" (7.00mm)	0.276" (7.00mm)	0.272" (6.91mm)	0.276" (7.00mm)	0.312" (7.92mm)	0.276" (7.00mm)
Contact Length - Post	0.115" (2.92mm)	0.125" (3.18mm)	0.126" (3.20mm)	0.126" (3.20mm)	0.126" (3.20mm)	0.126" (3.20mm)	0.118" (3.00mm)	0.118" (3.00mm)	0.118" (3.00mm)	0.121" (3.08mm)	0.114" (2.90mm)
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active	Active	Active	Active
RoHS Status	RoHS non-compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

Primary Substitute - TE Connectivity 1-534998-1: This part maintains the widest parameter alignment with the 68683-311, including identical operating temperature range (-65°C to 125°C) and receptacle configuration. It is ROHS3 compliant and carries active product status, ensuring long-term availability and supply chain stability.

Preci-Dip 416 Series (416-83-222-41-003101, 416-83-222-41-018101, 416-87-222-41-003101, 416-87-222-41-018101): These socket connectors provide functional equivalence with ROHS3 compliance and active status. Operating temperature is -55°C to 125°C, which is acceptable for applications not requiring the extended -65°C lower limit. Socket configuration offers mechanical compatibility with standard pin headers.

Mill-Max 803 Series (803-41-022-10-001000, 803-41-022-10-004000, 803-43-022-10-001000, 803-83-022-10-003101, 803-83-022-10-004101): These receptacle and socket connectors deliver ROHS3 compliance with active product status. Operating temperature range is -55°C to 125°C. The 803-41 and 803-43 receptacle variants provide direct form-factor compatibility with the 68683-311.

All listed substitutes are ROHS3 compliant and carry active product status, addressing the obsolescence of the original part while meeting regulatory requirements for new designs.

Frequently Asked Questions (FAQ)

Q: Can I use a socket connector as a substitute for the 68683-311 receptacle?

A: Yes. Socket and receptacle connectors are mechanically and electrically interchangeable within the same pitch and position configuration. The choice depends on your mating connector type. If your system uses pin headers, socket connectors (Preci-Dip 416 series, Mill-Max 803-83 series) are appropriate. If your system uses plug connectors, receptacle types (TE Connectivity 1-534998-1, Mill-Max 803-41 and 803-43 series) are required.

Q: What is the impact of the -55°C to 125°C operating range versus the original -65°C to 125°C?

A: The substitute parts operate to -55°C minimum, which is 10°C warmer than the original specification. For applications requiring operation below -55°C, only the TE Connectivity 1-534998-1 maintains the full -65°C lower limit. For standard industrial and commercial applications, the -55°C minimum is sufficient.

Q: Are there differences in contact material between substitutes?

A: Yes. The original 68683-311 uses phosphor bronze contacts. Preci-Dip and Mill-Max substitutes use beryllium copper contacts, which provide superior electrical and mechanical properties. This change is beneficial and does not affect compatibility.

Q: What packaging options are available?

A: TE Connectivity 1-534998-1 is supplied in tube packaging. Preci-Dip and Mill-Max parts are supplied in bulk packaging. Tube packaging is preferred for automated assembly; bulk packaging is suitable for manual assembly or lower-volume applications.

Q: Are all substitutes RoHS compliant?

A: All listed substitutes are ROHS3 compliant. The original 68683-311 is RoHS non-compliant. For new designs or applications requiring RoHS compliance, any of the listed substitutes are acceptable.

Q: Which substitute offers the best long-term availability?

A: TE Connectivity 1-534998-1 and all Preci-Dip and Mill-Max parts carry active product status, ensuring continued manufacturing and supply. The original 68683-311 is obsolete and should not be specified for new designs.

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