Equivalent & Substitute Parts for CB20220407

Part Overview

The CB20220407 is a 4-circuit barrier block connector manufactured by Eaton - Electronics Division, part of the Magnum® CB2000 series. This terminal block features a 0.375" (9.53mm) pitch with screw termination and captive plate on the top side and PC pin termination on the bottom. The component is designed for applications requiring electrical isolation between circuits with a 3-wall barrier configuration.

The CB20220407 maintains active product status with 693 units in current inventory. Substitute parts may be required due to supply constraints, design revisions, or application-specific performance requirements that fall within the allowable parameter ranges for this terminal block category.

Substiute Parts

CB20220407

Eaton - Electronics DivisionIn Stock: 762CB20220407 Datasheet

Current PartRFQ

0387206304

MolexIn Stock: 26140387206304 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the CB20220407 is determined by strict alignment with the following critical parameters:

Primary Matching Criteria:

• Terminal block type classification as barrier block
• Identical circuit count (4 circuits)
• Identical pitch specification (0.375" / 9.53mm)
• Single row configuration
• Voltage rating of 300V or higher
• Through-hole mounting compatibility
• PC pin bottom termination
• UL94 V-0 flammability rating
• ROHS3 compliance

Secondary Consideration Parameters:

• Current rating (substitute must support application requirements)
• Wire gauge compatibility (substitute range must accommodate wire sizes in use)
• Operating temperature range (substitute must cover application temperature envelope)
• Barrier configuration (affects circuit isolation)
• Top termination style (screw-based termination required)

The substitute part 0387206304 (Molex Beau 38720 series) meets the primary matching criteria with the following distinctions in secondary parameters that must be evaluated for specific application requirements.

Parameter Comparison

Engineering Selection Recommendations

The CB20220407 and 0387206304 share identical pitch, circuit count, voltage rating, and mounting configuration, establishing baseline mechanical and electrical compatibility for PCB integration.

Differences Requiring Application Assessment:

The CB20220407 supports 30A current rating with wire gauge range 12-22 AWG, while the 0387206304 supports 15A current rating with wire gauge range 14-22 AWG. Applications utilizing wire gauges smaller than 14 AWG or requiring current capacity exceeding 15A must retain the CB20220407.

The CB20220407 features a 3-wall barrier configuration compared to the 2-wall barrier in the 0387206304. Applications with stringent circuit isolation requirements should maintain the 3-wall barrier specification.

The CB20220407 operates to 105°C maximum temperature, while the 0387206304 operates to 100°C maximum. Applications with operating temperatures between 100°C and 105°C require the CB20220407.

The CB20220407 includes a captive plate on the screw termination, while the 0387206304 features standard screw termination without captive plate. This mechanical difference may affect assembly procedures and screw retention characteristics.

Both components maintain ROHS3 compliance and UL94 V-0 flammability rating, satisfying regulatory requirements for equivalent product categories.

Frequently Asked Questions (FAQ)

Q: Can the 0387206304 directly replace the CB20220407 in all applications?

A: Direct replacement is limited to applications where all of the following conditions are met: maximum wire gauge is 22 AWG or larger, maximum current requirement does not exceed 15A, maximum operating temperature does not exceed 100°C, and circuit isolation requirements are satisfied by 2-wall barrier configuration. Applications exceeding any of these parameters require the CB20220407.

Q: What is the significance of the barrier wall configuration difference?

A: The CB20220407 features 3-wall (tri) barrier configuration, while the 0387206304 features 2-wall (dual) barrier configuration. The barrier walls provide electrical isolation between adjacent circuits. Applications requiring enhanced circuit isolation should specify the 3-wall configuration.

Q: Are both parts compatible with the same PCB footprint?

A: Both parts share identical pitch (0.375"), circuit count (4), row configuration (1), and PC pin bottom termination, establishing PCB footprint compatibility. However, the captive plate feature on the CB20220407 may affect assembly fixture design and screw retention methodology.

Q: What wire gauge considerations apply to substitution?

A: The CB20220407 accommodates wire gauge 12-22 AWG, while the 0387206304 accommodates 14-22 AWG. Applications utilizing 12 AWG wire require the CB20220407. The 0387206304 is suitable only for applications using 14 AWG or larger wire.

Q: Do both parts meet the same regulatory compliance standards?

A: Both the CB20220407 and 0387206304 maintain ROHS3 compliance and UL94 V-0 flammability rating. Both are classified as REACH Unaffected and carry EAR99 ECCN designation.

Q: What is the current rating implication for circuit design?

A: The CB20220407 is rated for 30A continuous current, while the 0387206304 is rated for 15A continuous current. Circuit designs requiring current capacity exceeding 15A per circuit must utilize the CB20220407.