3M 8309-7003 D-Sub Receptacle Connector: Equivalent & Substitute Parts

Part Overview

The 3M 8309-7003 is a 9-position D-Sub receptacle connector with female sockets, designed for panel mount applications using IDC (insulation displacement contact) termination with ribbon cable. This connector features a steel tin-plated shell with gold-plated contacts and operates across an industrial temperature range of -55°C to 105°C. The product is classified as obsolete, making equivalent substitute parts necessary for ongoing system maintenance, repairs, and new designs requiring compatible D-Sub receptacle functionality.

Key Parameters

Parameter	Value
Connector Style	D-Sub
Connector Type	Receptacle, Female Sockets
Number of Positions	9
Number of Rows	2
Shell Size, Connector Layout	1 (DE, E)
Termination	IDC, Ribbon Cable
Contact Finish	Gold
Contact Finish Thickness	30.0µin (0.76µm)
Material Flammability Rating	UL94 V-0
Operating Temperature	-55°C ~ 105°C
Wire Gauge	26-28 AWG
RoHS Status	RoHS Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the 3M 8309-7003 is determined by strict adherence to the following critical parameters:

Core Compatibility Parameters:

Connector style: D-Sub
Connector type: Receptacle, Female Sockets
Number of positions: 9
Number of rows: 2
Shell size and layout: 1 (DE, E)
Termination method: IDC, Ribbon Cable
Contact finish: Gold
Contact finish thickness: 30.0µin (0.76µm)
Material flammability rating: UL94 V-0
Operating temperature range: -55°C ~ 105°C
Wire gauge compatibility: 26-28 AWG

Acceptable Variations:

Mounting type: Panel mount (original) to free hanging in-line (substitutes)
Shell material finish: Steel tin-plated (original) to steel tin-plated or unspecified (substitutes)
Current rating: 1A (original) to 1.25A (substitutes) — higher rating is acceptable
Contact material: Copper alloy (original) to phosphor bronze (substitutes) — both suitable for gold plating
Dielectric material: PBT polyester glass-filled (original) to thermoplastic or PBT (substitutes)
Packaging: Bulk (original) to bulk, tube, or box (substitutes)
Product status: Obsolete (original) to active (substitutes)

All substitute parts maintain electrical and mechanical compatibility with the original 3M 8309-7003 connector.

Parameter Comparison

Parameter	3M 8309-7003	TE 1658609-4	TE 1658610-4	TE 1658612-4	TE 5746861-4	Amphenol G17K09001001EU
Manufacturer	3M	TE Connectivity AMP	TE Connectivity AMP	TE Connectivity AMP	TE Connectivity AMP	Amphenol ICC
Connector Type	Receptacle, Female Sockets	Receptacle, Female Sockets	Receptacle, Female Sockets	Receptacle, Female Sockets	Receptacle, Female Sockets	Receptacle, Female Sockets
Number of Positions	9	9	9	9	9	9
Shell Size, Layout	1 (DE, E)	1 (DE, E)	1 (DE, E)	1 (DE, E)	1 (DE, E)	1 (DE, E)
Termination	IDC, Ribbon Cable	IDC, Ribbon Cable	IDC, Ribbon Cable	IDC, Ribbon Cable	IDC, Ribbon Cable	IDC, Ribbon Cable
Contact Finish	Gold	Gold	Gold	Gold	Gold	Gold
Contact Finish Thickness	30.0µin (0.76µm)	30.0µin (0.76µm)	30.0µin (0.76µm)	30.0µin (0.76µm)	30.0µin (0.76µm)	Not specified
Material Flammability Rating	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0	UL94 V-0
Current Rating (Amps)	1A	1.25A	1.25A	1.25A	1.25A	Not specified
Operating Temperature	-55°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 105°C	Not specified
Wire Gauge	26-28 AWG	26-28 AWG, Stranded or Solid	26-28 AWG, Stranded or Solid	26-28 AWG, Stranded or Solid	Not specified	Not specified
RoHS Status	RoHS Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	RoHS Compliant	RoHS Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Obsolete	Active	Active	Active	Active	Active
Inventory Availability	931 Pcs	1935 Pcs	1152 Pcs	1490 Pcs	1401 Pcs	2703 Pcs

Engineering Selection Recommendations

All listed substitute parts maintain full electrical and mechanical compatibility with the 3M 8309-7003 connector. Selection among substitutes should be based on the following factors:

Product Status & Availability: The original 3M 8309-7003 is obsolete. All substitute parts are active products with current manufacturing support and established supply chains. TE Connectivity AMPLIMITE HDF-20 series parts (1658609-4, 1658610-4, 1658612-4, 5746861-4) and Amphenol ICC G17K09001001EU offer long-term availability.

Compliance & Certifications: All substitute parts maintain UL94 V-0 flammability rating and MSL 1 (unlimited) moisture sensitivity level, matching the original specification. TE Connectivity substitutes carry ROHS3 compliance, exceeding the original RoHS compliance requirement. Amphenol ICC part maintains RoHS compliance.

Current Rating: TE Connectivity substitutes provide 1.25A current rating, exceeding the original 1A specification. This higher rating is acceptable for direct substitution and provides additional design margin.

Mounting Configuration: The original 3M 8309-7003 is panel mount. TE Connectivity substitutes are free hanging (in-line) configuration. Amphenol ICC part is also free hanging (in-line). Mounting type change requires mechanical redesign of the connector interface but does not affect electrical compatibility.

Packaging Considerations: TE 1658612-4 and 5746861-4 offer different packaging options (bulk and tube) compared to the original bulk packaging. Amphenol ICC G17K09001001EU is supplied in box packaging. Packaging selection depends on assembly process requirements.

Frequently Asked Questions (FAQ)

Q: Can TE Connectivity AMPLIMITE HDF-20 series connectors directly replace the 3M 8309-7003 in existing panel mount applications?

A: Electrical and mechanical pin compatibility is maintained. However, the TE substitutes are free hanging (in-line) configuration while the original is panel mount. Direct mechanical substitution requires redesign of the mounting interface. Electrical connections remain compatible.

Q: What is the difference between TE 1658609-4, 1658610-4, and 1658612-4?

A: All three are 9-position D-Sub receptacles in the AMPLIMITE HDF-20 series with identical electrical specifications. The primary difference is the flange feature: 1658609-4 and 5746861-4 have housing/shell (4-40) threaded flanges, while 1658612-4 has an unthreaded flange. Shell material finish is steel tin-plated for 1658610-4 and 1658612-4, while 1658609-4 does not specify shell material finish.

Q: Are the TE Connectivity substitutes RoHS compliant?

A: Yes. TE Connectivity substitutes carry ROHS3 compliance, which exceeds the original RoHS compliance requirement and ensures compliance with current environmental regulations.

Q: What is the significance of the higher 1.25A current rating in TE substitutes compared to the original 1A rating?

A: The higher current rating provides additional design margin and indicates improved contact performance. This is acceptable for direct electrical substitution and does not create compatibility issues.

Q: Can the Amphenol ICC G17K09001001EU be used as a substitute?

A: Yes. The Amphenol ICC G17K09001001EU maintains all critical electrical and mechanical parameters: 9-position D-Sub receptacle, female sockets, IDC ribbon cable termination, gold contact finish, UL94 V-0 flammability rating, and MSL 1 moisture sensitivity level. It is an active product with established supply availability.

Q: What wire gauge compatibility should be verified during substitution?

A: The original 3M 8309-7003 specifies 26-28 AWG wire gauge. TE Connectivity substitutes support 26-28 AWG in both stranded and solid configurations, providing greater flexibility. Amphenol ICC part does not specify wire gauge but maintains IDC ribbon cable termination compatibility.

Q: Are there any temperature or environmental differences between the original and substitutes?

A: All substitute parts maintain the -55°C to 105°C operating temperature range of the original connector. Moisture sensitivity level remains MSL 1 (unlimited) across all parts, indicating no special storage or handling requirements.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message