RT230AS47R0KB Equivalent & Substitute Parts

Part Overview

The RT230AS47R0KB is a linear potentiometer manufactured by Vishay Sfernice, classified as an Ohm Gang Potentiometer with single-turn rotation capability. This part is currently obsolete, making identification of functionally equivalent alternatives essential for ongoing system maintenance, repair, and component sourcing. The obsolete status necessitates evaluation of active substitute components that maintain compatibility with existing circuit designs and mechanical installations.

Substiute Parts

RT230AS47R0KB

Vishay SferniceIn Stock: 1221RT230AS47R0KB Datasheet

Current PartRFQ

RRS50RE

OhmiteIn Stock: 888RRS50RE Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

The RRS50RE from Ohmite qualifies as a functional substitute based on the following criteria derived from the provided specifications:

Substitution Logic:

• Both components are linear potentiometers designed for user-defined adjustment applications
• The RRS50RE maintains active product status, ensuring ongoing availability and supply chain reliability
• Mechanical compatibility is established through panel mount configuration and solder lug termination style
• The substitute part operates within industrial-grade specifications suitable for replacement in legacy systems
• Compliance certifications (RoHS3) and export classifications (EAR99) confirm regulatory alignment for modern applications

Key Parameters Enabling Substitution:

• Linear taper characteristic
• Single-gang configuration
• Panel mount mechanical interface
• Solder lug termination
• Wirewound resistive material construction

Parameter Comparison

Engineering Selection Recommendations

The RRS50RE represents the primary substitute for the obsolete RT230AS47R0KB based on the following engineering criteria:

Product Status Alignment: The transition from an obsolete component to an active product status ensures long-term component availability, supply chain continuity, and manufacturer support for the RRS50RE.

Regulatory Compliance: The RRS50RE carries RoHS3 compliance certification and EAR99 export classification, meeting current regulatory requirements for electronic component deployment in industrial and commercial applications.

Functional Equivalence: Both components share fundamental potentiometer characteristics—linear taper, single-turn operation, and panel mount configuration—establishing mechanical and electrical compatibility within legacy system designs.

Mechanical Interface: The solder lug termination style and panel mount configuration of the RRS50RE align with standard installation practices for the RT230AS47R0KB, minimizing mechanical redesign requirements.

Frequently Asked Questions (FAQ)

Q: Why is the RT230AS47R0KB obsolete? A: The RT230AS47R0KB has reached end-of-life status with the manufacturer. Vishay Sfernice has discontinued production, necessitating identification of equivalent active components for system maintenance and new installations.

Q: What makes the RRS50RE a suitable substitute? A: The RRS50RE qualifies as a substitute based on shared functional characteristics: linear potentiometer design, single-turn operation, panel mount mechanical interface, and solder lug termination. Both components serve identical functional roles in user-defined adjustment applications.

Q: Are there mechanical compatibility concerns? A: The RRS50RE maintains panel mount configuration and solder lug termination, consistent with standard installation methods. The flatted actuator type and specified dimensions (2.000" length, 0.375" diameter) provide mechanical compatibility with legacy panel cutouts and control interfaces.

Q: What is the resistance value of the RT230AS47R0KB? A: The resistance specification for the RT230AS47R0KB is not provided in the available documentation. The RRS50RE operates at 50 ohms with ±10% tolerance. Verification against original circuit schematics is necessary to confirm resistance value compatibility.

Q: Does the RRS50RE meet current regulatory standards? A: Yes. The RRS50RE carries RoHS3 compliance certification and EAR99 export classification, meeting current environmental and export control requirements for electronic components.

Q: What is the power rating difference? A: The RRS50RE is rated for 500W continuous power dissipation. The original RT230AS47R0KB power rating is not specified in available documentation. Circuit analysis is required to confirm power handling adequacy for the intended application.

Q: Can the RRS50RE be directly soldered into existing PCB designs? A: The RRS50RE features solder lug termination suitable for direct soldering. However, mechanical mounting differences (panel mount versus PCB mount) may require installation method adaptation depending on the original system design.