KB01KW01-12-JC Equivalent & Substitute Parts

Part Overview

The KB01KW01-12-JC is an incandescent panel indicator manufactured by NKK Switches, designed for 12V applications with a 60mA current rating. This component features a red diffused lens with a round panel cutout of 0.48" (12.19mm) and solder lug termination. The product is classified as obsolete, making identification of suitable substitute components essential for ongoing system maintenance and new design implementations where equivalent functionality is required.

Substiute Parts

KB01KW01-12-JC

NKK SwitchesIn Stock: 810KB01KW01-12-JC Datasheet

Current PartRFQ

YB01KW01-5C12-JB

NKK SwitchesIn Stock: 958YB01KW01-5C12-JB Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the KB01KW01-12-JC is determined by the following critical parameters:

Voltage Compatibility: Both the main part and substitute operate at 12V DC, ensuring direct electrical compatibility in existing circuits.

Color and Optical Properties: The red lamp color and red diffused lens are maintained across the substitute, preserving visual indication consistency.

Panel Mounting: The round panel cutout shape is preserved; however, the cutout dimension increases from 0.48" (12.19mm) to 0.63" (16.00mm), requiring panel modification or adapter consideration.

Termination Transition: The main part uses solder lug termination, while the substitute uses quick connect 0.110" (2.8mm) termination, necessitating wiring harness adaptation.

Technology Shift: The substitute transitions from incandescent to LED technology, resulting in reduced current consumption (20mA versus 60mA) and improved reliability.

Regulatory Compliance: Both parts maintain ROHS3 compliance and REACH unaffected status, ensuring environmental and regulatory alignment.

Parameter Comparison

Engineering Selection Recommendations

The YB01KW01-5C12-JB serves as the active substitute for the obsolete KB01KW01-12-JC. Selection of this substitute is supported by the following engineering considerations:

Product Availability: The substitute maintains active product status with 875 units in stock, ensuring supply chain continuity compared to the obsolete main part with limited remaining inventory.

Regulatory Compliance: Both components maintain ROHS3 compliance and REACH unaffected status, satisfying environmental and regulatory requirements without additional qualification.

Electrical Compatibility: 12V voltage rating and DC operation ensure direct circuit compatibility. Current reduction from 60mA to 20mA decreases power consumption and thermal load, providing system-level benefits.

Mechanical Integration: Panel cutout dimension increase from 0.48" to 0.63" requires panel modification or mechanical adapter. Termination change from solder lug to quick connect requires wiring harness adaptation. Lens size increase from 11.60mm to 15.00mm maintains visual indication consistency with improved optical performance.

Technology Transition: LED technology provides extended operational life and improved reliability compared to incandescent technology, supporting long-term system performance.

Frequently Asked Questions (FAQ)

Q: Can the YB01KW01-5C12-JB directly replace the KB01KW01-12-JC without modifications?

A: Direct replacement requires mechanical and electrical adaptation. The panel cutout dimension increases from 0.48" to 0.63", necessitating panel modification or mechanical adapter. Termination changes from solder lug to quick connect 0.110" (2.8mm), requiring wiring harness modification.

Q: Are the voltage ratings compatible between the main part and substitute?

A: Yes. Both components operate at 12V DC, ensuring direct electrical compatibility in existing circuits.

Q: What is the impact of the current rating reduction from 60mA to 20mA?

A: The current reduction decreases power consumption and thermal load on the circuit. Existing power supply and circuit protection components rated for 60mA will operate with reduced stress, improving system reliability.

Q: Do both parts meet the same environmental and regulatory standards?

A: Yes. Both the KB01KW01-12-JC and YB01KW01-5C12-JB maintain ROHS3 compliance and REACH unaffected status.

Q: What are the optical differences between the incandescent and LED versions?

A: Both versions provide red diffused lens output with square flat-top lens style. The LED version features a larger lens size (15.00mm versus 11.60mm), potentially providing improved optical visibility.

Q: Is the quick connect termination compatible with existing solder lug wiring?

A: No. The termination style change from solder lug to quick connect 0.110" (2.8mm) requires wiring harness modification or adapter implementation.