Master Appliance Co 11577 Quick Connect Female Crimp Connector - Equivalent & Substitute Parts

Part Overview

The Master Appliance Co 11577 is a Quick Connect Female 18-20 AWG Crimp Connector with fully insulated heat shrink insulation, designed for free-hanging in-line termination applications. This component is part of the Multiseal™ series and features brass contacts with tin finish in red color.

The 11577 carries an Obsolete product status. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure supply chain reliability, and support ongoing production or maintenance requirements for systems utilizing this connector type.

Substiute Parts

11577

Master Appliance CoIn Stock: 73711577 Datasheet

Current PartRFQ

11868

Master Appliance CoIn Stock: 72711868 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 11577 is determined by strict equivalence across the following critical parameters:

• Wire Gauge: 18-20 AWG (exact match required)
• Gender: Female connector (exact match required)
• Termination Method: Crimp (exact match required)
• Insulation Type: Fully Insulated Heat Shrink (exact match required)
• Mounting Type: Free Hanging (In-Line) (exact match required)
• Color: Red (exact match required)
• Contact Material: Brass (exact match required)
• Contact Finish: Tin (exact match required)

The substitute part 11868 meets all these criteria and is therefore classified as a direct equivalent for the obsolete 11577.

Parameter Comparison

Engineering Selection Recommendations

The Master Appliance Co 11868 is the direct substitute for the obsolete 11577. Both components share identical electrical and mechanical specifications across all critical parameters that determine functional compatibility.

The 11868 offers the additional advantage of Active product status, ensuring continued availability and supply chain support. The 11868 also carries ROHS3 compliance, exceeding the regulatory requirements of the original 11577 and providing enhanced environmental compliance for new designs or system updates.

Both parts maintain identical REACH and ECCN classifications, confirming regulatory equivalence for export and procurement purposes.

Frequently Asked Questions (FAQ)

Q: Can the 11868 be used as a direct replacement for the 11577 in existing applications?

A: Yes. The 11868 meets all electrical and mechanical specifications of the 11577, including wire gauge (18-20 AWG), gender (Female), termination method (Crimp), insulation type (Fully Insulated Heat Shrink), mounting configuration (Free Hanging In-Line), color (Red), and contact materials (Brass with Tin finish).

Q: What is the primary difference between the 11577 and 11868?

A: The 11577 is Obsolete, while the 11868 is Active. The 11868 also carries ROHS3 compliance. All functional and electrical parameters remain identical.

Q: Are there packaging differences between these parts?

A: The 11577 packaging is listed as unspecified. The 11868 is supplied in Bulk packaging with 50-piece packs. Verify packaging requirements for your procurement process.

Q: Do both parts meet the same regulatory standards?

A: Both parts share identical REACH and ECCN classifications (REACH Unaffected, EAR99). The 11868 additionally carries ROHS3 compliance, which exceeds the regulatory profile of the 11577.

Q: Is the 11868 available in inventory?

A: Yes. The 11868 has 686 pieces in stock as new original inventory.