Eaton BK/CB181F-80 Circuit Breaker - Type I Waterproof
Part Number: BK/CB181F-80
Quick Summary
The Eaton CB181F-80 automotive circuit breaker protects vehicle electrical systems from overload and short circuits. In harsh environments, moisture ingress and tight spaces complicate reliable protection design. This unit is RoHS compliant and features a waterproof Type I rating with flush mounting for easy integration. Designed for flush mounted panels in dashboards, engine bays, and control boxes, it delivers reliable performance across vibration and temperature swings. Its compact footprint (3.6 in L, 3.1 in W, 2 in H) and SEMS nut compatibility simplify installation while reducing maintenance costs. Pack quantities of six support inventory management and rapid field replacements.
Product Information
Extended Description
BK/CB181F-80 Eaton: Eaton Bussmann series C.B.181F automotive circuit breaker, 80A, Type I, Waterproof
Product Name
Eaton Bussmann series CB181F automotive circuit breaker
Catalog Number
BK/CB181F-80
UPC
051712846936
Product Length/Depth
3.6 in
Product Height
2 in
Product Width
3.1 in
Product Weight
0.5 lb
Compliances
Contact factory RoHS Compliant
Amperage Rating
80 A
Material
Waterproof
Packaging Type
Standard
Mounting Method
Flush
Quantity
6
Used with
SEMS nuts
Bussmann series 4-foot automotive planogram no.10730
BK/CB181F-80~BK-CB181F-80~FLUSH MOUNT CIRCUIT BREAK
BK/CB181F-80~BK-CB181F-80~FLUSH MOUNT CIRCUIT BREAK
Bussmann series Fuseology
Eaton Specification Sheet - BK/CB181F-80
Feature: 80 A amperage rating and Type I waterproof construction provide rugged overload protection in automotive and industrial environments. Business impact: reduces nuisance trips and protects critical loads in harsh conditions, improving uptime for fleets and service operations. Application: ideal for dashboards, engine bays, and rugged control panels in off-road or heavy-duty equipment. The long-tail keyword combination 80 A automotive circuit breaker with waterproofing aligns with procurement searches while delivering tangible reliability metrics. Feature: Flush mounting with SEMS nuts simplifies panel integration and minimizes modification needs. Business impact: accelerates installation, lowers labor costs, and improves field service efficiency. Application: common in compact electrical enclosures where space is at a premium. Feature: Compact 3.6 in L by 3.1 in W by 2 in H footprint supports dense layouts. Business impact: enables higher packing density in control cabinets, reducing panel size and cost. Application: vehicle harnesses and multi-circuit panels. Feature: RoHS compliant and Bussmann series lineage ensures regulatory compliance and OEM compatibility. Business impact: streamlines sourcing and lowers compliance risk for regulated markets. Application: electrical assemblies in automotive, industrial, and marine applications. Feature: Standard packaging and six-unit quantity support maintenance planning and stocking strategies. Business impact: reduces downtime during replacement cycles and simplifies warehouse planning. Application: fleet maintenance, service depots, and OEM rebuild programs.
Get a Quick Quote for a Eaton BK/CB181F-80
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/CB181F-80?
Enquire Now
FAQs
BK/CB181F-80 uses flush mounting compatible with SEMS nuts, enabling a clean, inset fit in tight panels. This reduces required cutouts and minimizes enclosure modifications, speeding up installation and improving vibration resistance in automotive and industrial panels.
The device is rated for 80 A and features Type I waterproof construction with RoHS compliance. These specifications support reliable protection in wet or humid conditions while ensuring regulatory conformity for regulated markets and OEM assemblies.
Yes. The unit is designed for SEMS nut mounting and is part of Eaton’s Bussmann series, facilitating straightforward replacement in existing Bussmann catalog configurations and ensuring OEM compatibility.
Ideal for automotive dashboards and engine bays, rugged control panels in off-road equipment, and durable industrial enclosures. Its waterproof Type I design makes it suitable for environments with exposure to moisture and vibrations.
Access Eaton’s specification sheets and catalogs, along with RoHS compliance documentation. Additional resources include planograms and product brochures to support design decisions and procurement workflows.