D53TP25DH Equivalent & Substitute Parts

Part Overview

The D53TP25DH is a solid-state relay (SSR) module manufactured by Sensata Technologies, configured as a 3PST-NO (3 Form A) relay with 25A load capacity and AC output with zero-cross switching. This active product is designed for chassis mount applications with screw terminal connections, operating across input voltages of 4–32VDC and load voltages spanning 48–530V. The module is ROHS3 compliant and REACH affected. Equivalent parts are identified based on matching electrical specifications and mechanical compatibility to support procurement flexibility and supply chain continuity.

Substiute Parts

D53TP25DH

Sensata TechnologiesIn Stock: 878D53TP25DH Datasheet

Current PartRFQ

GN325DSZH

CrouzetIn Stock: 1014GN325DSZH Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the D53TP25DH is determined by the following critical parameters:

• Circuit Configuration: Must be 3PST-NO (3 Form A) to maintain identical switching topology
• Load Current Rating: Must be 25A to ensure equivalent power handling capability
• Output Type: Must be AC with zero-cross switching for compatible load control
• Input Voltage Range: Must accommodate 4–32VDC control signal
• Load Voltage Range: Must support the operational voltage window of the application
• Termination Style: Must be screw terminal for direct connection compatibility
• Mounting Type: Must support chassis mount configuration

The GN325DSZH from Crouzet meets all substitution criteria within the allowed parameter tolerances for this product category.

Parameter Comparison

Engineering Selection Recommendations

Both the D53TP25DH and GN325DSZH are active products with ROHS3 compliance, ensuring regulatory alignment for current manufacturing and procurement. The D53TP25DH operates across a load voltage range of 48–530V, while the GN325DSZH operates across 24–510V. For applications requiring operation above 510V, the D53TP25DH is the required selection. For applications operating within the 48–510V window, both parts are electrically equivalent and mechanically compatible. The GN325DSZH offers additional mounting flexibility with both chassis and panel mount options. Selection should be based on specific load voltage requirements and available mounting configurations in the target application.

Frequently Asked Questions (FAQ)

Q: Can the GN325DSZH replace the D53TP25DH in all applications?

A: The GN325DSZH is compatible for applications where the load voltage does not exceed 510V. The D53TP25DH supports operation up to 530V. If your application requires load voltages between 510V and 530V, the D53TP25DH must be used.

Q: Are the input control voltage ranges identical?

A: Yes. Both parts operate with input voltage ranges of 4–32VDC, ensuring compatible control signal requirements.

Q: What are the key differences between these parts?

A: The primary difference is the maximum load voltage specification: D53TP25DH supports 48–530V, while GN325DSZH supports 24–510V. The GN325DSZH also offers panel mount as an additional mounting option. All other electrical and mechanical parameters are identical.

Q: Are both parts ROHS3 compliant?

A: Yes. Both the D53TP25DH and GN325DSZH are ROHS3 compliant, meeting current environmental and regulatory requirements.

Q: Do these parts use the same termination method?

A: Yes. Both parts use screw terminal connections, allowing direct connection compatibility without adapter requirements.

Q: What is the significance of the zero-cross switching feature?

A: Zero-cross switching ensures that the relay switches only when the AC voltage crosses zero, reducing electromagnetic interference and extending load life in AC applications.