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Molex 0386311207 Equivalent & Substitute Parts
Part Overview
The Molex 0386311207 is a 7-circuit barrier block connector with 0.438" (11.12mm) pitch, featuring screw termination on top and solder turret termination on bottom. This component is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing system support and component procurement.
The barrier block design with dual-wall construction and flange mounting provides reliable electrical isolation and mechanical stability in chassis and panel-mounted applications. Due to its obsolete status, sourcing equivalent active-production alternatives ensures supply chain continuity and long-term availability.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | 0386311207 |
| Manufacturer | Molex |
| Category | Terminal Blocks |
| Terminal Block Type | Barrier Block |
| Number of Circuits | 7 |
| Pitch | 0.438" (11.12mm) |
| Number of Rows | 1 |
| Top Termination | Screws |
| Bottom Termination | Solder Turret |
| Barrier Type | 2 Wall (Dual) |
| Features | Flange |
| Mounting Type | Chassis, Panel |
| Product Status | Obsolete |
| RoHS Status | ROHS3 Compliant |
| MSL Rating | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the Molex 0386311207 is determined by strict equivalence across the following critical parameters:
- Terminal block type: Barrier block configuration
- Circuit count: 7 circuits
- Pitch specification: 0.438" (11.12mm)
- Row configuration: Single row
- Termination method: Screw top, solder turret bottom
- Barrier construction: Dual-wall design
- Mounting interface: Chassis and panel compatibility
- Flange presence: Required
The Molex 0386309407 meets all substitution criteria. This part maintains identical electrical and mechanical interfaces while offering active production status, ensuring long-term component availability and supply chain reliability.
Parameter Comparison
| Parameter | 0386311207 (Main Part) | 0386309407 (Substitute) | Compatibility |
|---|---|---|---|
| Manufacturer | Molex | Molex | Identical |
| Terminal Block Type | Barrier Block | Barrier Block | Identical |
| Number of Circuits | 7 | 7 | Identical |
| Pitch | 0.438" (11.12mm) | 0.438" (11.12mm) | Identical |
| Number of Rows | 1 | 1 | Identical |
| Top Termination | Screws | Screws | Identical |
| Bottom Termination | Solder Turret | Solder Turret | Identical |
| Barrier Type | 2 Wall (Dual) | 2 Wall (Dual) | Identical |
| Features | Flange | Flange | Identical |
| Mounting Type | Chassis, Panel | Chassis, Panel | Identical |
| Product Status | Obsolete | Active | Substitute is active production |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | Identical |
| MSL Rating | 1 (Unlimited) | 1 (Unlimited) | Identical |
Engineering Selection Recommendations
The Molex 0386309407 is the direct functional equivalent for the obsolete 0386311207. Both components maintain identical electrical and mechanical specifications across all critical interface parameters.
Selection of the 0386309407 is supported by:
- Active production status ensuring continuous availability
- ROHS3 compliance matching the original part specification
- Identical MSL rating (1 - Unlimited) for storage and handling
- Equivalent barrier block architecture and termination methods
- Identical pitch and circuit configuration for direct PCB and chassis integration
The transition from 0386311207 to 0386309407 presents no functional or compliance risk for applications currently using the obsolete part number.
Frequently Asked Questions (FAQ)
Q: Can the 0386309407 be used as a direct replacement for the 0386311207 in existing designs?
A: Yes. The 0386309407 maintains identical electrical and mechanical specifications, including circuit count, pitch, termination methods, and mounting interfaces. No design modifications are required.
Q: What is the primary reason for substitution?
A: The 0386311207 is obsolete. The 0386309407 is an active-production equivalent that ensures supply chain continuity and long-term component availability.
Q: Are there any compliance differences between these parts?
A: No. Both parts are ROHS3 compliant and carry identical MSL ratings (1 - Unlimited). Compliance requirements are fully maintained with the substitute part.
Q: Do the packaging specifications differ?
A: The 0386311207 packaging is not specified in available data. The 0386309407 is supplied in bulk packaging. Verify packaging requirements for your procurement process.
Q: Are the terminal screw materials and finishes identical?
A: The 0386311207 terminal screw material and finish are not specified. The 0386309407 uses steel screws with zinc and clear chromate finish. Confirm material specifications if critical to your application.
Q: What is the series designation for each part?
A: The 0386311207 belongs to the Beau 38631 series. The 0386309407 belongs to the Beau 38630 series. Both series share identical barrier block architecture and termination specifications.
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