GDBAD211Z Equivalent & Substitute Parts

Part Overview

The GDBAD211Z is a 1 Pole Power Distribution Block manufactured by Littelfuse Inc. under the POWR-BLOKS™ series. This component is rated for 600 V and 115 A, designed for single-pole power distribution applications with screw connections on both line and load sides. The product is currently obsolete, making identification of suitable substitute components essential for system maintenance and replacement planning.

Substiute Parts

GDBAD211Z

Littelfuse Inc.In Stock: 1008GDBAD211Z Datasheet

Current PartRFQ

PDBFS204

Eaton - Bussmann Electrical DivisionIn Stock: 1175PDBFS204 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the GDBAD211Z is determined by the following critical parameters:

• Voltage Rating: Must equal or exceed 600 V
• Number of Poles: Must be 1 pole
• Connection Type: Must use screw connections on both line and load sides
• Wire/Stud Size Compatibility: Must accommodate the specified wire gauge range
• Current Capacity: Must meet or exceed the application's current requirements

The PDBFS204 qualifies as a substitute based on these criteria. Both components share identical voltage ratings (600 V), pole configuration (1 pole), connection types (screw), and wire size ranges. The PDBFS204 provides enhanced current capacity (175 A versus 115 A), making it suitable for applications requiring the GDBAD211Z specifications.

Parameter Comparison

Engineering Selection Recommendations

The PDBFS204 is the designated substitute for the obsolete GDBAD211Z. Selection is based on the following factors:

• Voltage Compatibility: Both components are rated for 600 V operation
• Electrical Configuration: Identical single-pole architecture with matching connection types
• Current Capacity: The PDBFS204 provides 175 A rating, exceeding the GDBAD211Z requirement of 115 A, ensuring adequate margin for the application
• Product Status: The PDBFS204 is active and in production, providing long-term availability and supply continuity
• Regulatory Compliance: Both components meet RoHS and REACH requirements, ensuring environmental and regulatory alignment
• Mechanical Compatibility: Screw connection types on both line and load sides maintain installation consistency with the original design

Frequently Asked Questions (FAQ)

Q: Can the PDBFS204 directly replace the GDBAD211Z in existing installations?

A: Yes. Both components share identical voltage ratings (600 V), pole configuration (1 pole), and screw connection types. The PDBFS204 provides higher current capacity (175 A), which is compatible with applications designed for the 115 A GDBAD211Z.

Q: What is the significance of the higher current rating on the PDBFS204?

A: The PDBFS204 is rated for 175 A compared to the GDBAD211Z at 115 A. This higher rating does not create incompatibility; it provides additional capacity margin. The component will operate safely at the lower current levels required by the original application.

Q: Are there packaging differences between these components?

A: Yes. The GDBAD211Z is supplied in Box packaging, while the PDBFS204 is supplied in Bulk packaging. This affects order quantities and handling but does not impact electrical or mechanical compatibility.

Q: Do both components support the same wire gauge ranges?

A: Both components accommodate wire sizes from 2/0 AWG to #14 CU/AL, ensuring compatibility with existing wiring infrastructure.

Q: What is the product status difference, and why does it matter?

A: The GDBAD211Z is obsolete, meaning it is no longer manufactured or supported. The PDBFS204 is active and in production, ensuring availability for future orders and technical support.