LSYDC7L Equivalent & Substitute Parts Reference

Part Overview

The LSYDC7L is a snap action DPDT (double pole double throw) switch manufactured by Honeywell Sensing and Productivity Solutions, designed for chassis mount applications with screw terminal connections. This component operates at 10A AC (120V) and 800mA DC (115V) with a roller plunger actuator mechanism.

The LSYDC7L carries an Obsolete product status. Identifying equivalent and substitute parts is necessary to maintain system functionality, ensure design continuity, and support ongoing maintenance and production requirements where original inventory becomes depleted.

Substiute Parts

LSYDC7L

Honeywell Sensing and Productivity SolutionsIn Stock: 860LSYDC7L Datasheet

Current PartRFQ

LSD7L

Honeywell Sensing and Productivity SolutionsIn Stock: 1072LSD7L Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the LSYDC7L is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

• Circuit configuration: DPDT (DB/DM)
• Switch function: On-Mom
• Current rating: 10A AC minimum, 800mA DC minimum
• Voltage rating: 120V AC minimum, 115V DC minimum
• Actuator type: Roller Plunger
• Mounting type: Chassis Mount
• Termination style: Screw Terminal
• Operating force: 1814gf
• Travel specifications: Pretravel 0.071" (1.8mm), Differential Travel 0.020" (0.5mm), Overtravel 0.190" (4.8mm)

Compliance Requirements:

• RoHS Compliant status
• MSL 1 rating

The LSD7L meets all mandatory matching parameters and compliance requirements, establishing it as a direct substitute for the LSYDC7L.

Parameter Comparison

Engineering Selection Recommendations

The LSD7L is a direct functional equivalent to the LSYDC7L across all critical electrical and mechanical parameters. Both components are manufactured by Honeywell Sensing and Productivity Solutions within the HDLS series and maintain identical circuit configuration, current and voltage ratings, actuator specifications, and travel characteristics.

The primary distinction between these parts is product status: the LSYDC7L is classified as Obsolete, while the LSD7L maintains Active status. This status difference, combined with the LSD7L's current inventory availability (1020 pieces), establishes it as the appropriate selection for new designs, production continuity, and system maintenance.

The operating temperature range of the LSD7L (-12°C ~ 93°C) is narrower than the LSYDC7L (-12°C ~ 121°C). Applications requiring operation above 93°C must evaluate this specification against system requirements.

Both parts carry RoHS Compliant certification and MSL 1 rating, ensuring compliance with environmental and moisture sensitivity standards.

Frequently Asked Questions (FAQ)

Q: Can the LSD7L directly replace the LSYDC7L in existing applications?

A: The LSD7L meets all electrical and mechanical specifications of the LSYDC7L, including circuit configuration, current/voltage ratings, actuator type, mounting method, and travel characteristics. Direct replacement is supported for applications operating within the LSD7L temperature range of -12°C to 93°C.

Q: What is the significance of the operating temperature range difference?

A: The LSYDC7L operates to 121°C, while the LSD7L operates to 93°C. Applications requiring operation above 93°C must confirm that the LSD7L meets thermal requirements before substitution.

Q: Why is the LSYDC7L classified as Obsolete?

A: Obsolete status indicates the part is no longer in active production. The LSD7L, as an Active product from the same manufacturer and series, serves as the current production equivalent.

Q: Are there packaging differences between these parts?

A: The LSYDC7L is supplied in standard packaging, while the LSD7L is supplied in Bulk packaging. Both use identical screw terminal connections and chassis mount configuration.

Q: Do both parts meet RoHS compliance requirements?

A: Yes. Both the LSYDC7L and LSD7L are RoHS Compliant and carry MSL 1 (Unlimited) moisture sensitivity rating.

Q: What inventory considerations apply to these parts?

A: The LSYDC7L has 768 pieces available as new original stock. The LSD7L has 1020 pieces available. Given the Obsolete status of the LSYDC7L, the LSD7L represents the sustainable long-term supply option.