C&K 7103MD9AV2LE Toggle Switch SPDT Equivalent & Substitute Parts

Part Overview

The C&K 7103MD9AV2LE is a toggle switch with SPDT (Single Pole Double Throw) configuration rated for 5A at 120V AC and 28V DC. This component features a through-hole, right-angle vertical mounting design with PC pin termination and epoxy sealed terminals. The part is classified as obsolete, necessitating identification of functionally equivalent alternatives for new designs and ongoing production requirements.

Substiute Parts

7103MD9AV2LE

C&KIn Stock: 9007103MD9AV2LE Datasheet

Current PartRFQ

7103MD9AV2RE

C&KIn Stock: 8867103MD9AV2RE Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the 7103MD9AV2LE is determined by strict equivalence across the following critical parameters:

• Circuit configuration: SPDT
• Switch function: On-Off-On
• Current rating: 5A (AC/DC)
• Voltage ratings: 120V AC / 28V DC
• Mounting type: Through Hole, Right Angle, Vertical
• Termination style: PC Pin
• Actuator specifications: Standard Round, 6.86mm length
• Operating temperature range: -30°C to 85°C
• Electrical life: 40,000 cycles
• Features: Epoxy Sealed Terminals

Parts meeting all these parameters within the C&K 7000 series are classified as direct functional equivalents.

Parameter Comparison

Engineering Selection Recommendations

The C&K 7103MD9AV2RE is a direct functional equivalent to the 7103MD9AV2LE. Both components share identical electrical and mechanical specifications across all critical parameters. The primary distinction is product status: the 7103MD9AV2LE is obsolete, while the 7103MD9AV2RE is active and currently in production.

For new designs and production applications requiring this switch configuration, the 7103MD9AV2RE is the appropriate selection. Both parts maintain RoHS compliance and unlimited moisture sensitivity rating, supporting deployment in standard industrial and commercial applications.

Frequently Asked Questions (FAQ)

Q: Can the 7103MD9AV2RE directly replace the 7103MD9AV2LE in existing designs?

A: Yes. Both components are electrically and mechanically identical across all specified parameters, including circuit configuration, current and voltage ratings, mounting type, termination style, and actuator dimensions. No design modifications are required.

Q: What is the primary reason for substitution?

A: The 7103MD9AV2LE is classified as obsolete. The 7103MD9AV2RE provides the same functionality with active production status and current availability.

Q: Are there any compliance differences between these parts?

A: Both parts are RoHS compliant and carry unlimited moisture sensitivity rating (MSL 1). The 7103MD9AV2LE is RoHS3 compliant, while the 7103MD9AV2RE is RoHS compliant. Both meet regulatory requirements for standard applications.

Q: What are the critical parameters that define substitution eligibility?

A: Substitution is based on equivalence in circuit configuration (SPDT), switch function (On-Off-On), current rating (5A AC/DC), voltage ratings (120V AC / 28V DC), mounting type (Through Hole, Right Angle, Vertical), termination style (PC Pin), actuator specifications (Standard Round, 6.86mm), operating temperature range (-30°C to 85°C), and electrical life (40,000 cycles).

Q: Are the actuator dimensions identical?

A: Yes. Both components feature a standard round actuator with a length of 6.86mm, ensuring mechanical compatibility in panel-mounted applications.