CKRA2410EP Solid State Relay - Equivalent & Substitute Parts

Part Overview

The CKRA2410EP is a Solid State SPST-NO (1 Form A) relay manufactured by Sensata Technologies, designed for AC load switching applications. This component features an integrated heat sink and DIN Rail mounting, rated for 10A load current across 24V to 280V AC output voltage range with 18-36VAC input control voltage. The product is currently classified as Obsolete, necessitating identification of equivalent substitute components for ongoing system support and new designs.

Substiute Parts

CKRA2410EP

Sensata TechnologiesIn Stock: 971CKRA2410EP Datasheet

Current PartRFQ

CKRA2410E

Sensata-CrydomIn Stock: 755CKRA2410E Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the CKRA2410EP is determined by strict equivalence across the following critical parameters:

• Circuit configuration: SPST-NO (1 Form A)
• Output type: AC with Zero Cross switching
• Input voltage range: 18 ~ 36VAC
• Load voltage range: 24 V ~ 280 V
• Load current rating: 10 A
• Mounting interface: DIN Rail
• Termination method: Screw Terminal
• Package form: SSR with Integrated Heat Sink

The identified substitute CKRA2410E maintains identical electrical specifications and mechanical form factor, ensuring direct functional replacement without circuit redesign or mechanical modification.

Parameter Comparison

Engineering Selection Recommendations

The CKRA2410E serves as the direct equivalent for CKRA2410EP applications. Both components share identical electrical ratings and mechanical specifications within the CKR24 series. The CKRA2410E maintains Last Time Buy status, indicating continued availability with defined procurement windows. The substitute component carries RoHS Compliance certification, providing regulatory advantage for new system designs and long-term supply chain planning. Current inventory levels support both immediate replacement requirements and production integration.

Frequently Asked Questions (FAQ)

Q: Can CKRA2410E directly replace CKRA2410EP in existing installations?

A: Yes. The CKRA2410E provides functional equivalence across all specified electrical parameters (10A at 24-280VAC output, 18-36VAC input) and maintains identical DIN Rail mounting and screw terminal configuration. No circuit modification or mechanical adaptation is required.

Q: What is the difference between CKRA2410EP and CKRA2410E?

A: Both components are members of the CKR24 series with identical electrical and mechanical specifications. The primary distinction is product lifecycle status: CKRA2410EP is Obsolete, while CKRA2410E is Last Time Buy. The CKRA2410E additionally carries RoHS Compliance certification.

Q: Are there packaging differences between these parts?

A: The CKRA2410EP is specified with dash packaging notation, while CKRA2410E is supplied in Bulk packaging. Both maintain the same SSR with Integrated Heat Sink form factor and DIN Rail interface.

Q: What compliance certifications apply to these components?

A: Both parts carry REACH Unaffected and EAR99 ECCN classifications. The CKRA2410E additionally specifies RoHS Compliance status.

Q: Is the integrated heat sink present on both versions?

A: Yes. Both CKRA2410EP and CKRA2410E include integrated heat sink design as part of the SSR package specification, supporting the 10A load current rating across the 24-280V output range.