B221-30FGF Equivalent & Substitute Parts

Part Overview

The B221-30FGF is a 30A fusible A/C disconnect switch manufactured by Eaton - Bussmann Electrical Division. This component is classified as obsolete, indicating it has been discontinued from active production. Due to its obsolete status, identifying equivalent and substitute parts is essential for maintaining system continuity, ensuring supply chain reliability, and supporting legacy equipment installations that require compatible replacement components.

Substiute Parts

B221-30FGF

Eaton - Bussmann Electrical DivisionIn Stock: 841B221-30FGF Datasheet

Current PartRFQ

B221-30FGFST

Eaton - Bussmann Electrical DivisionIn Stock: 869B221-30FGFST Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the B221-30FGF is determined by the following critical parameters:

• Current Rating: 30A (primary electrical specification)
• Voltage Class: A/C application (functional requirement)
• Manufacturer Continuity: Eaton - Bussmann Electrical Division (maintains design compatibility)
• Product Type: Fusible disconnect switch (functional equivalence)
• Compliance Standards: RoHS Compliant status (regulatory requirement)

The substitute part B221-30FGFST meets these criteria as an active production alternative within the same manufacturer's product line, ensuring electrical and mechanical compatibility with legacy installations.

Parameter Comparison

Engineering Selection Recommendations

The B221-30FGFST is the recommended substitute for the obsolete B221-30FGF based on the following engineering criteria:

• Active Production Status: The substitute part is in active production, ensuring long-term availability and supply chain stability.
• Electrical Equivalence: Both parts maintain identical current ratings (30A) and A/C voltage compatibility (240V).
• Regulatory Compliance: Both parts meet RoHS compliance requirements, satisfying environmental and regulatory standards.
• Manufacturer Consistency: Sourcing from the same manufacturer ensures design continuity and mechanical compatibility with existing installations.
• Functional Compatibility: The substitute maintains the same fusible disconnect switch functionality required for A/C circuit protection applications.

Frequently Asked Questions (FAQ)

Q: Can the B221-30FGFST directly replace the B221-30FGF in existing installations?

A: Yes. Both parts share identical current ratings (30A), voltage class (240V A/C), and functional design as fusible disconnect switches. The substitute is mechanically and electrically compatible with legacy equipment designed for the original part.

Q: What is the primary reason for substitution?

A: The B221-30FGF is obsolete and no longer in production. The B221-30FGFST is the active production equivalent from the same manufacturer, ensuring continued availability and support.

Q: Are there any compliance differences between the two parts?

A: No. Both parts are RoHS Compliant and meet the same regulatory standards. The substitute maintains full compliance with environmental and electrical safety requirements.

Q: Does the packaging differ between these parts?

A: Packaging information for both parts is not specified in the technical data. Verify packaging requirements with the manufacturer or supplier for your specific application needs.

Q: What is the Moisture Sensitivity Level (MSL) for the substitute part?

A: The MSL for the B221-30FGFST is listed as Not Applicable, indicating this component does not require moisture sensitivity controls during storage or handling.