KB15RKG01-5C-JC Equivalent & Substitute Parts

Part Overview

The KB15RKG01-5C-JC is a pushbutton switch manufactured by NKK Switches, featuring SPDT (Single Pole Double Throw) circuit configuration with 0.4VA current rating at 28V. This illuminated panel mount switch is designed for front-facing installation with LED red illumination. The product is currently classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing system maintenance and new design implementations where this switch type is required.

Substiute Parts

KB15RKG01-5C-JC
NKK SwitchesIn Stock: 1049KB15RKG01-5C-JC Datasheet
KB15RKG01-5C-JC
Current Part
YB15RKG01-5C-JC
NKK SwitchesIn Stock: 941YB15RKG01-5C-JC Datasheet
YB15RKG01-5C-JC
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Key Parameters

Parameter Value
Manufacturer Part Number KB15RKG01-5C-JC
Manufacturer NKK Switches
Circuit Configuration SPDT
Current Rating 0.4VA (AC/DC)
Voltage Rating 28V AC/DC
Switch Function On-Mom (Momentary)
Mounting Type Panel Mount, Front
Illumination LED, Red at 1.9VDC
Actuator Type Rectangular Button
Termination Style Solder Lug
Panel Cutout Diameter 12.30mm Circular
Operating Temperature Range -25°C to 50°C
Mechanical Life 100,000 Cycles
Electrical Life 100,000 Cycles
RoHS Status ROHS3 Compliant
Product Status Obsolete

Substitute Part Grouping Explanation

The YB15RKG01-5C-JC qualifies as a functional equivalent based on the following critical parameters that determine substitutability:

Electrical Compatibility Parameters:

  • SPDT circuit configuration (identical)
  • 0.4VA current rating at 28V AC/DC (identical)
  • On-Mom switch function (identical)
  • LED red illumination at 1.9VDC nominal (identical)

Mechanical Compatibility Parameters:

  • Panel mount, front-facing installation (identical)
  • Rectangular button actuator type (identical)
  • Operating temperature range -25°C to 50°C (identical)
  • RoHS3 compliance (identical)

Differences Requiring Evaluation:

  • Panel cutout diameter: 12.30mm (KB15RKG01-5C-JC) versus 16.00mm (YB15RKG01-5C-JC)
  • Termination style: Solder Lug versus Quick Connect 0.110" (2.8mm)
  • Mechanical life: 100,000 cycles versus 1,000,000 cycles
  • Product status: Obsolete versus Active

The YB15RKG01-5C-JC is from the active YB series and provides enhanced mechanical durability with extended cycle life. The larger panel cutout and alternative termination style require mechanical and electrical integration assessment during implementation.

Parameter Comparison

Parameter KB15RKG01-5C-JC (Main) YB15RKG01-5C-JC (Substitute)
Manufacturer NKK Switches NKK Switches
Series KB YB
Product Status Obsolete Active
Circuit Configuration SPDT SPDT
Switch Function On-Mom On-Mom
Current Rating 0.4VA (AC/DC) 0.4VA (AC/DC)
Voltage Rating 28V AC/DC 28V AC/DC
Actuator Type Rectangular Button Rectangular Button
Illumination Type LED, Red LED, Red
Illumination Voltage 1.9VDC 1.9VDC
Mounting Type Panel Mount, Front Panel Mount, Front
Panel Cutout Diameter 12.30mm Circular 16.00mm Circular
Termination Style Solder Lug Quick Connect 0.110" (2.8mm)
Operating Temperature -25°C to 50°C -25°C to 50°C
Mechanical Life 100,000 Cycles 1,000,000 Cycles
Electrical Life 100,000 Cycles 100,000 Cycles
RoHS Status ROHS3 Compliant ROHS3 Compliant
Inventory Status 1037 Pcs New Original In Stock 899 Pcs New Original In Stock

Engineering Selection Recommendations

For KB15RKG01-5C-JC Replacement:

The YB15RKG01-5C-JC is the designated substitute from NKK Switches. Both components maintain identical electrical specifications (SPDT, 0.4VA, 28V, On-Mom function) and comply with ROHS3 requirements. The YB series component carries active product status, ensuring continued availability and manufacturer support.

Integration Considerations:

Panel cutout diameter modification is required: existing 12.30mm diameter openings must be enlarged to 16.00mm to accommodate the YB15RKG01-5C-JC. Termination interface differs between solder lug and quick connect configurations, necessitating electrical connection redesign. The YB series provides tenfold mechanical life extension (1,000,000 cycles versus 100,000 cycles), offering improved reliability for high-cycle applications.

Compliance Status:

Both components maintain ROHS3 compliance and REACH unaffected status, supporting regulatory requirements for electronic equipment manufacturing and deployment.

Frequently Asked Questions (FAQ)

Q: Can YB15RKG01-5C-JC directly replace KB15RKG01-5C-JC without modification?

A: Electrical functionality is fully compatible. Physical integration requires panel cutout diameter modification from 12.30mm to 16.00mm and termination interface adaptation from solder lug to quick connect 0.110" (2.8mm) configuration.

Q: What are the critical electrical parameters for substitution compatibility?

A: SPDT circuit configuration, 0.4VA current rating at 28V AC/DC, On-Mom switch function, and LED red illumination at 1.9VDC nominal voltage must remain constant. Both components meet these specifications.

Q: Why is the panel cutout diameter different between these parts?

A: The KB and YB series employ different mechanical designs. The YB series uses a larger 16.00mm panel cutout diameter. Panel modification or adapter solutions are required for mechanical fit.

Q: What is the difference in mechanical life between these components?

A: KB15RKG01-5C-JC is rated for 100,000 mechanical cycles, while YB15RKG01-5C-JC is rated for 1,000,000 cycles. The YB series provides extended durability for high-frequency switching applications.

Q: Are both components RoHS compliant?

A: Yes, both KB15RKG01-5C-JC and YB15RKG01-5C-JC are ROHS3 compliant and REACH unaffected, meeting environmental and regulatory standards.

Q: What termination options are available?

A: KB15RKG01-5C-JC uses solder lug termination. YB15RKG01-5C-JC uses quick connect 0.110" (2.8mm) termination. Selection depends on circuit board design and assembly process requirements.

Q: Is the YB15RKG01-5C-JC currently available?

A: Yes, YB15RKG01-5C-JC carries active product status with 899 pieces in new original stock, ensuring supply continuity for new designs and replacement applications.

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