KB15RKW01-6G-JB Equivalent & Substitute Parts

Part Overview

The KB15RKW01-6G-JB is an illuminated pushbutton switch manufactured by NKK Switches, featuring SPDT circuit configuration with 1A current rating at 125V AC. This component is classified as obsolete, necessitating identification of active equivalent parts for new designs and ongoing production requirements. The switch combines standard pushbutton functionality with blue LED illumination and panel-mount front installation.

Substiute Parts

KB15RKW01-6G-JB
NKK SwitchesIn Stock: 709KB15RKW01-6G-JB Datasheet
KB15RKW01-6G-JB
Current Part
YB15RKW01-6G-JB
NKK SwitchesIn Stock: 933YB15RKW01-6G-JB Datasheet
YB15RKW01-6G-JB
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Key Parameters

Parameter Value
Manufacturer NKK Switches
Circuit Configuration SPDT
Switch Function On-Mom
Current Rating 1A (AC/DC)
Voltage Rating - AC 125V
Voltage Rating - DC 30V
Illumination Type LED, Blue
Illumination Voltage 3.6 VDC
Mounting Type Panel Mount, Front
Actuator Type Rectangular, Button
Operating Temperature -25°C to 50°C
RoHS Status ROHS3 Compliant

Substitute Part Grouping Explanation

The YB15RKW01-6G-JB qualifies as a functional substitute based on the following alignment of critical parameters:

  • Circuit configuration: Both parts feature SPDT topology
  • Switch function: Both operate as On-Mom momentary switches
  • Voltage ratings: Both rated 125V AC and 30V DC
  • Illumination: Both use blue LED at 3.6 VDC nominal
  • Mounting: Both are panel-mount front installation
  • Actuator: Both feature rectangular button actuators
  • Operating temperature range: Identical -25°C to 50°C specification
  • Compliance: Both ROHS3 compliant and REACH unaffected

The substitute part differs in current rating (3A versus 1A), mechanical life (1,000,000 versus 100,000 cycles), electrical life (100,000 versus 50,000 cycles), panel cutout diameter (16.00mm versus 12.30mm), and termination style (Solder/Quick Connect versus Solder Lug). These differences establish the YB15RKW01-6G-JB as a higher-performance alternative suitable for applications requiring increased current capacity and extended operational life.

Parameter Comparison

Parameter KB15RKW01-6G-JB (Main) YB15RKW01-6G-JB (Substitute)
Manufacturer NKK Switches NKK Switches
Product Status Obsolete Active
Series KB YB
Circuit Configuration SPDT SPDT
Switch Function On-Mom On-Mom
Current Rating (AC/DC) 1A 3A
Voltage Rating - AC 125V 125V
Voltage Rating - DC 30V 30V
Illumination Type, Color LED, Blue LED, Blue
Illumination Voltage (Nominal) 3.6 VDC 3.6 VDC
Mounting Type Panel Mount, Front Panel Mount, Front
Actuator Type Rectangular, Button Rectangular, Button
Color - Actuator/Cap Clear (White Filter/Diffuser) Clear (White Filter/Diffuser)
Operating Temperature -25°C to 50°C -25°C to 50°C
Mechanical Life 100,000 Cycles 1,000,000 Cycles
Electrical Life 50,000 Cycles 100,000 Cycles
Panel Cutout Dimensions Circular - 12.30mm Dia Circular - 16.00mm Dia
Termination Style Solder Lug Solder, Quick Connect - 0.110" (2.8mm)
RoHS Status ROHS3 Compliant ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited) 1 (Unlimited)
REACH Status REACH Unaffected REACH Unaffected
ECCN EAR99 EAR99
HTSUS 8536.50.9031 8536.50.9031

Engineering Selection Recommendations

The YB15RKW01-6G-JB is the active equivalent for the obsolete KB15RKW01-6G-JB. Both parts maintain identical electrical specifications for voltage and illumination, ensuring functional compatibility in existing circuit designs. The substitute part carries active product status with ROHS3 compliance and REACH unaffected certification, meeting current regulatory requirements.

Selection of the YB15RKW01-6G-JB provides enhanced operational performance through increased current capacity (3A versus 1A) and extended mechanical and electrical life ratings. Panel cutout diameter increases from 12.30mm to 16.00mm, requiring mechanical redesign of panel mounting interfaces. Termination style modification from Solder Lug to Solder/Quick Connect necessitates PCB layout adjustment.

Frequently Asked Questions (FAQ)

Q: Can YB15RKW01-6G-JB directly replace KB15RKW01-6G-JB in existing designs?

A: Electrical compatibility is confirmed across voltage, current, illumination, and circuit specifications. Mechanical redesign is required due to panel cutout diameter change (12.30mm to 16.00mm) and termination style modification (Solder Lug to Solder/Quick Connect).

Q: What are the key differences between these parts?

A: Current rating increases from 1A to 3A. Mechanical life extends from 100,000 to 1,000,000 cycles. Electrical life extends from 50,000 to 100,000 cycles. Panel cutout diameter increases from 12.30mm to 16.00mm. Termination changes from Solder Lug to Solder/Quick Connect configuration.

Q: Are both parts compliant with current regulations?

A: The KB15RKW01-6G-JB is obsolete. The YB15RKW01-6G-JB maintains active status with ROHS3 compliance and REACH unaffected certification, meeting current regulatory standards.

Q: What packaging is available for the substitute part?

A: The YB15RKW01-6G-JB is supplied in bulk packaging, compared to the original part's standard packaging configuration.

Q: Does the increased current rating affect circuit design?

A: The 3A rating of the substitute part provides higher current capacity than the original 1A specification. Existing designs operating below 1A current remain compatible. Designs requiring current between 1A and 3A benefit from the enhanced capacity without circuit modification.

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