H10WD4850 Equivalent & Substitute Parts

Part Overview

The H10WD4850 is a solid-state relay (SSR) manufactured by Sensata-Crydom, configured as a SPST-NO (1 Form A) device in a hockey puck package. This component is rated for 50A load current with input voltage range of 4–32VDC and load voltage range of 48–660V AC, featuring zero-cross switching for AC applications. The H10WD4850 is classified as obsolete, making identification of suitable substitute components necessary for ongoing system support and new designs.

Substiute Parts

H10WD4850

Sensata-CrydomIn Stock: 1042H10WD4850 Datasheet

Current PartRFQ

H12WD4850

Sensata-CrydomIn Stock: 969H12WD4850 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the H10WD4850 is determined by electrical and mechanical parameter equivalence. The following parameters must remain constant for direct substitution:

• Circuit configuration: SPST-NO (1 Form A)
• Output type: AC, Zero Cross
• Input voltage range: 4–32VDC
• Load voltage range: 48–660V
• Load current rating: 50A
• Mounting type: Chassis Mount
• Termination style: Screw Terminal
• Package type: Hockey Puck

The H12WD4850 satisfies all substitution criteria, representing an active product from the same manufacturer with identical electrical specifications and mechanical form factor.

Parameter Comparison

Engineering Selection Recommendations

The H12WD4850 is the direct substitute for the H10WD4850. Both components share identical electrical ratings and mechanical specifications. The H12WD4850 is classified as an active product, ensuring ongoing availability and supply chain continuity. The H12WD4850 carries ROHS3 compliance, providing regulatory advantage for new designs and systems subject to environmental standards. Both components are assigned ECCN EAR99 classification for export control purposes.

Frequently Asked Questions (FAQ)

Q: Can the H12WD4850 replace the H10WD4850 in existing applications?

A: Yes. The H12WD4850 provides electrical and mechanical equivalence across all specified parameters, including input voltage range, load voltage range, load current rating, circuit configuration, and package type.

Q: What is the difference between the H10WD and H12WD series?

A: The H10WD4850 and H12WD4850 differ in product status and regulatory compliance. The H10WD4850 is obsolete, while the H12WD4850 is active. The H12WD4850 is ROHS3 compliant, whereas the H10WD4850 status is not specified.

Q: Are there any physical differences between these components?

A: No. Both components use the hockey puck package with screw terminal termination and chassis mount configuration. Physical dimensions and mounting interfaces are equivalent.

Q: What is the significance of the REACH status difference?

A: The H10WD4850 is REACH Unaffected, while the H12WD4850 is REACH Affected. For applications subject to REACH regulations, the H12WD4850 provides documented compliance status.

Q: Can I use the H12WD4850 in new designs?

A: Yes. The H12WD4850 is an active product with current manufacturing status, making it suitable for new designs. Its ROHS3 compliance supports compliance with environmental regulations in target markets.