Eaton BK/CB123-15HB Automotive Circuit Breaker - RoHS
Part Number: BK/CB123-15HB
Quick Summary
Eaton BK/CB123-15HB automotive circuit breaker provides reliable overcurrent protection for automotive electrical circuits. In tight vehicle harnesses, space and vibration challenge protection and reliability; this unit offers a compact footprint without compromising performance. RoHS compliant, it aligns with modern automotive regulatory expectations while supporting global deployments. Built as part of the Bussmann series with heavy-duty Type III construction and #10-32 TPI stud connections, it withstands harsh environments found in commercial and off-road applications. The 15 A rating protects feeders and loads while reducing nuisance trips; its integration with lengthwise brackets, covers, and quick-connect options simplifies installation and maintenance for OEMs and service teams.
Product Information
Extended Description
BK/CB123-15HB Eaton: Eaton Bussmann series C.B.123-HB automotive circuit breaker, 15A, Heavy duty, Type III, 10-32 TPI stud
Product Name
Eaton Bussmann series CB123-HB automotive circuit breaker
Catalog Number
BK/CB123-15HB
UPC
051712614412
Product Length/Depth
0.55 in
Product Height
2.1 in
Product Width
1.7 in
Product Weight
0.44 lb
Compliances
RoHS Compliant Contact factory
Amperage Rating
15 A
Connection
#10-32 TPI stud
Quantity
6
Used with
lengthwise bracket and cover, quick-connect
Bussmann series 4-foot automotive planogram no.10730
Bussmann series complete full line catalog no. 1007
Bussmann series complete full line catalog no. 1007
Bussmann series Fuseology
Eaton Specification Sheet - BK/CB123-15HB
Feature: 15 A amperage rating with heavy-duty Type III construction. Business Impact: Delivers dependable protection for automotive loads, reducing downtime and warranty costs during fleet operation. Application: Protects feeders and critical circuits in commercial trucks, buses, and off-road equipment. Feature: Compact form factor with a 0.55 inch depth and overall small footprint. Business Impact: Enables easier routing and panel density in constrained automotive enclosures, speeding installation and service. Application: Suitable for space-limited harnesses and integrated protection panels in modern vehicles. Feature: RoHS compliant construction. Business Impact: Facilitates global sourcing and regulatory compliance across markets, simplifying OEM procurement. Application: Ideal for OEMs supplying vehicles to multiple regions with strict material standards. Feature: Robust connection and mounting options using #10-32 TPI stud and compatibility with lengthwise bracket and cover plus quick-connect. Business Impact: Improves installation reliability and reduces wiring errors, cutting field service time. Application: Fits standardized automotive harness assemblies and retrofits requiring quick-connect interfaces. Feature: Documentation and data support via Eaton resources (spec sheets and planograms). Business Impact: Accelerates design validation and reduces time to deployment with accessible technical references. Application: Engineers and technicians leverage official product literature during integration and maintenance.
Get a Quick Quote for a Eaton BK/CB123-15HB
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton BK/CB123-15HB?
Enquire Now
FAQs
The BK/CB123-15HB is designed for use with lengthwise brackets and covers and supports quick-connect terminals. Its #10-32 TPI stud connections simplify wiring and enable secure, vibration-resistant assemblies. For installation in tight automotive enclosures, the unit’s compact 0.55 in depth and standard dimensions improve fit and reduce labor time during panel assembly.
This model features a 15 A amperage rating and heavy-duty Type III construction, providing reliable protection for automotive feeders and loads. The connection is via #10-32 TPI stud, ensuring robust electrical contact. RoHS compliance helps meet regulatory requirements across regions, while the compact form supports integration in space-constrained harnesses.
The breaker is ideal for protecting critical circuits in commercial and off-road vehicles, including fleet harnesses, battery protection paths, and power distribution lines. Its compact footprint and robust stud connection make it suitable for behind-dash panels, under-hood protection, and other space-limited installations where reliable overcurrent protection is essential.
BK/CB123-15HB is RoHS compliant, aligning with modern environmental and material regulations. While RoHS is confirmed, other certifications such as CE or UL may require additional documentation—engineers should contact Eaton for the latest approvals and certificate availability to meet specific regional requirements.
The 15 A protection with durable Type III construction reduces nuisance trips and promotes longer service life for critical circuits. The unit’s compatibility with standard brackets and quick-connects lowers installation time, while RoHS compliance simplifies global sourcing, contributing to lower lifecycle costs and improved uptime for fleets and OEM assemblies.