Molex 0387098331 DR BTS 8 ASY CPT Equivalent & Substitute Parts

Part Overview

The Molex 0387098331 is a circuit connector classified as a terminal block assembly component. This part is currently in stock with 657 units available as new original inventory. Terminal block connectors serve as critical interconnection points in electrical assemblies, providing secure wire termination and circuit distribution. Identifying equivalent and substitute parts is essential for supply chain continuity, design flexibility, and procurement optimization when the primary part number becomes unavailable or when alternative sourcing is required.

Substiute Parts

0387098331

MolexIn Stock: 6690387098331 Datasheet

Current PartRFQ

0387068208

MolexIn Stock: 9670387068208 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of terminal block connectors is determined by electrical and mechanical compatibility across the following critical parameters:

• Electrical Performance: Current rating, voltage rating, and wire gauge compatibility
• Mechanical Configuration: Number of circuits, pitch spacing, number of rows, and wire entry points
• Termination Method: Screw type, captive plate design, and bottom connection interface
• Environmental Compliance: RoHS status, moisture sensitivity level, and material composition
• Physical Form Factor: Barrier block type, mounting method, and connector housing material

The substitute part Molex 0387068208 is qualified as an equivalent based on shared terminal block architecture and compatible electrical specifications within the Molex connector ecosystem.

Parameter Comparison

Engineering Selection Recommendations

The Molex 0387068208 is an active product with confirmed ROHS3 compliance and MSL 1 rating, indicating full regulatory compliance and unlimited moisture exposure tolerance. This substitute part maintains Molex manufacturing standards and is supported by current production and inventory availability. Selection between the main part and substitute should be based on specific circuit requirements, mounting constraints, and application electrical specifications. Both parts are sourced from the same manufacturer, ensuring consistent quality and reliability standards.

Frequently Asked Questions (FAQ)

Q: What determines if the Molex 0387068208 can substitute for the 0387098331?

A: Substitution is valid when electrical ratings (current, voltage, wire gauge), mechanical configuration (circuit count, pitch, row count), termination methods, and compliance certifications are compatible with the application requirements.

Q: What is the significance of the 0.325" pitch specification on the substitute part?

A: Pitch defines the center-to-center spacing between circuits. The 0.325" (8.26mm) pitch on the 0387068208 is a standard spacing for barrier block connectors and determines PCB layout compatibility and wire entry positioning.

Q: Does the 20A current rating on the substitute part apply universally?

A: The 20A rating is the maximum continuous current capacity per circuit. Actual application current must not exceed this specification. Derating may be required based on operating temperature and environmental conditions.

Q: What does MSL 1 (Unlimited) mean for the substitute part?

A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling, making it suitable for standard warehouse and logistics environments.

Q: Are both parts suitable for through-hole PCB mounting?

A: The substitute part 0387068208 is specified for through-hole mounting. Mounting compatibility for the main part 0387098331 should be verified against application documentation.

Q: What is the significance of the dual barrier (2 Wall) design?

A: The 2 Wall barrier configuration provides electrical isolation between adjacent circuits, reducing crosstalk and improving safety in multi-circuit applications.