Equivalent & Substitute Parts for A21932804MP

Part Overview

The A21932804MP is a 28-circuit barrier block connector manufactured by Eaton - Electronics Division. This component functions as a screwless terminal block with dual-wall barrier construction, designed for chassis and panel mounting applications requiring 30A current capacity at 300V. The part is classified as obsolete, necessitating identification of functionally equivalent alternatives for ongoing procurement and system maintenance.

Substiute Parts

A21932804MP

Eaton - Electronics DivisionIn Stock: 1022A21932804MP Datasheet

Current PartRFQ

YK5122833000G

Amphenol AnytekIn Stock: 827YK5122833000G Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the A21932804MP is based on the following critical parameters that must align between the main part and substitute candidates:

Primary Matching Criteria:

• Terminal block type classification (Barrier Block)
• Circuit count (28 circuits)
• Pitch specification (0.375" nominal tolerance range)
• Current and voltage ratings (30A, 300V minimum)
• Barrier construction (2 Wall dual-wall configuration)
• Wire gauge compatibility (overlap within 12-22 AWG range)
• Mounting configuration (Chassis/Panel compatible)
• Flammability compliance (UL94 V-0)

The substitute part YK5122833000G meets these criteria with minor pitch tolerance variation (0.374" vs 0.375") and expanded wire gauge acceptance (10-22 AWG). Both parts maintain identical circuit count, current/voltage ratings, barrier type, and flammability classification.

Parameter Comparison

Engineering Selection Recommendations

A21932804MP (Eaton - Electronics Division):

• Product status: Obsolete
• RoHS compliance: Non-compliant
• Suitable for legacy system maintenance where original specifications are mandated
• Limited future availability due to obsolescence

YK5122833000G (Amphenol Anytek):

• Product status: Active
• RoHS compliance: ROHS3 Compliant
• Extended operating temperature range (-40°C to 115°C vs -40°C to 105°C)
• Expanded wire gauge acceptance (10-22 AWG vs 12-22 AWG)
• Pitch tolerance within 0.03mm of original specification
• Recommended for new designs and ongoing procurement due to active status and regulatory compliance

The YK5122833000G provides functional equivalence with improved regulatory compliance and extended environmental operating range. Pitch variation of 0.01mm (0.374" vs 0.375") falls within standard mechanical tolerance for barrier block connectors and does not affect electrical or mechanical compatibility in standard mounting applications.

Frequently Asked Questions (FAQ)

Q: Can YK5122833000G directly replace A21932804MP in existing assemblies?

A: The YK5122833000G meets all critical electrical and mechanical parameters: 28 circuits, 30A/300V ratings, dual-wall barrier construction, and identical mounting configuration. The 0.01mm pitch variation is within standard tolerance for barrier block connectors. Physical fit and electrical performance are compatible.

Q: What are the differences in termination methods?

A: A21932804MP uses screw termination on top with quick-connect (0.250") insulated bottom termination. YK5122833000G uses screw termination with captive plate on top and solder eyelets on bottom. These differences affect assembly and integration methods but do not impact the barrier block's core electrical function.

Q: Does the wire gauge difference affect compatibility?

A: A21932804MP accepts 12-22 AWG; YK5122833000G accepts 10-22 AWG. The YK5122833000G provides expanded capability. For applications using 12-22 AWG wire, both parts are fully compatible.

Q: Why is RoHS compliance relevant for this substitution?

A: A21932804MP is RoHS non-compliant; YK5122833000G is ROHS3 compliant. For new designs and procurement in regulated markets, ROHS3 compliance is a mandatory requirement. For legacy system maintenance, compliance status depends on application jurisdiction and customer requirements.

Q: Is the extended temperature range of YK5122833000G significant?

A: YK5122833000G operates to 115°C versus 105°C for A21932804MP. This 10°C extension provides additional thermal margin in high-temperature environments but does not affect compatibility in applications within the original -40°C to 105°C range.

Q: What is the pitch tolerance impact?

A: Pitch is specified as 0.375" (9.53mm) for A21932804MP and 0.374" (9.50mm) for YK5122833000G. The 0.03mm difference is within standard manufacturing tolerance for barrier block connectors and does not affect PCB mounting, panel cutout dimensions, or electrical performance.