Equivalent & Substitute Parts for CD2450W1U

Part Overview

The CD2450W1U is a Sensata-Crydom Evolution Dual series solid state relay (SSR) with SPST-NO (1 Form A) x 2 configuration in Hockey Puck package format. This component is classified as obsolete, making equivalent substitute parts necessary for ongoing system maintenance and new design implementations. The part operates as a 50A AC relay with zero-cross switching capability, designed for chassis mount applications with screw terminal connections.

Key Parameters

Parameter	Value
Manufacturer Part Number	CD2450W1U
Manufacturer	Sensata-Crydom
Series	Evolution Dual
Circuit Configuration	SPST-NO (1 Form A) x 2
Output Type	AC, Zero Cross
Voltage - Input	4 ~ 32VDC
Voltage - Load	24 V ~ 280 V
Load Current	50 A
Mounting Type	Chassis Mount
Termination Style	Screw Terminal
Package / Case	Hockey Puck
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitute parts for the CD2450W1U are qualified based on strict electrical and mechanical parameter matching within the Sensata-Crydom Evolution Dual product line. The following parameters define substitution eligibility:

Circuit Configuration: SPST-NO (1 Form A) x 2
Output Type: AC, Zero Cross
Input Voltage Range: 4 ~ 32VDC
Load Voltage Range: 24 V ~ 280 V
Load Current Rating: 50 A
Mounting Type: Chassis Mount
Termination Style: Screw Terminal
Package / Case: Hockey Puck

All qualified substitutes maintain identical electrical specifications and mechanical form factor. The primary distinction among substitutes is product status (Active vs. Obsolete) and packaging configuration (Bulk vs. standard).

Parameter Comparison

Parameter	CD2450W1U	CC2450W2U	CD2450W2U	CD2450W3U
Manufacturer	Sensata-Crydom	Sensata-Crydom	Sensata-Crydom	Sensata-Crydom
Series	Evolution Dual	Evolution Dual	Evolution Dual	Evolution Dual
Circuit Configuration	SPST-NO (1 Form A) x 2	SPST-NO (1 Form A) x 2	SPST-NO (1 Form A) x 2	SPST-NO (1 Form A) x 2
Output Type	AC, Zero Cross	AC, Zero Cross	AC, Zero Cross	AC, Zero Cross
Voltage - Input	4 ~ 32VDC	4 ~ 32VDC	4 ~ 32VDC	4 ~ 32VDC
Voltage - Load	24 V ~ 280 V	24 V ~ 280 V	24 V ~ 280 V	24 V ~ 280 V
Load Current	50 A	50 A	50 A	50 A
Mounting Type	Chassis Mount	Chassis Mount	Chassis Mount	Chassis Mount
Termination Style	Screw Terminal	Screw Terminal	Screw Terminal	Screw Terminal
Package / Case	Hockey Puck	Hockey Puck	Hockey Puck	Hockey Puck
Product Status	Obsolete	Active	Active	Active
RoHS Status	Not Specified	RoHS Compliant	RoHS Compliant	RoHS Compliant

Engineering Selection Recommendations

All three substitute parts (CC2450W2U, CD2450W2U, CD2450W3U) provide direct functional equivalence to the CD2450W1U across all critical electrical and mechanical parameters. The primary selection criteria are:

Product Status: All substitutes are classified as Active, ensuring ongoing manufacturer support and availability compared to the obsolete CD2450W1U.

Compliance: CC2450W2U, CD2450W2U, and CD2450W3U are all RoHS Compliant, meeting current environmental and regulatory requirements.

Packaging: CC2450W2U and CD2450W3U are supplied in Bulk packaging, while CD2450W2U is supplied in standard packaging. Selection depends on procurement volume requirements.

Inventory Availability: CC2450W2U (1059 pcs), CD2450W2U (787 pcs), and CD2450W3U (648 pcs) are all in stock as new original components.

Frequently Asked Questions (FAQ)

Q: Can CD2450W1U be directly replaced with any of the substitute parts? A: Yes. CC2450W2U, CD2450W2U, and CD2450W3U are direct functional equivalents. All maintain identical electrical specifications (50A load current, 4~32VDC input, 24~280V load voltage) and mechanical form factor (Hockey Puck, chassis mount, screw terminal).

Q: What is the difference between CC2450W2U and CD2450W2U? A: Both parts are functionally identical with matching electrical and mechanical parameters. The primary difference is the base product number designation (CC2450 vs. CD2450) and packaging configuration. CC2450W2U is supplied in Bulk packaging.

Q: Why is the CD2450W1U classified as obsolete? A: The CD2450W1U is no longer in active production. The substitute parts (CC2450W2U, CD2450W2U, CD2450W3U) represent the current active product line for this relay specification.

Q: Are there any compliance differences between the main part and substitutes? A: Yes. The substitute parts are RoHS Compliant, while the CD2450W1U compliance status is not specified. This makes the substitutes preferable for applications requiring environmental compliance certification.

Q: Does packaging type affect electrical performance? A: No. Bulk and standard packaging configurations contain identical components. Packaging selection is determined by procurement volume and logistics requirements only.

Q: Can these relays be used interchangeably in existing designs? A: Yes. The identical Hockey Puck form factor, screw terminal connections, and electrical specifications ensure mechanical and electrical interchangeability in existing chassis mount applications.

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