Eaton CB234-20 Automotive Circuit Breaker - 150 AIC
Part Number: CB234-20
Quick Summary
CB234-20 automotive circuit breaker protects automotive circuits from overcurrent. This compact, plug-in protection device is designed for space-constrained harnesses and tight-panel installations. The model supports SAE J1625 and RoHS compliance, with a low-profile, plug-in design that simplifies integration and serviceability. For program managers and sourcing teams, it offers a reliable, field-replaceable protection solution that reduces downtime and streamlines component sourcing while delivering consistent electrical protection for critical loads.
Product Information
Extended Description
CB234-20 Eaton: Eaton Bussmann series C.B.234 automotive circuit breaker, Low profile, 20A, 150 AIC, Plug In
Product Name
Eaton Bussmann series CB234 automotive circuit breaker
Catalog Number
CB234-20
UPC
051712698511
Product Length/Depth
0.03 m
Product Height
0.01 m
Product Width
0.01 m
Product Weight
0.45 g
Warranty
Not Applicable
Compliances
SAE J1625 RoHS Compliant
Amperage Rating
20 A
Interrupt rating
150 AIC
Packaging Type
Standard
Connection
Plug in
Special features
Low profile
Bussmann series 4-foot automotive planogram no.10730
Bussmann series Fuseology
Eaton Specification Sheet - CB234-20
Feature: 20 A amperage rating with 150 AIC interrupt rating. Business Impact: Delivers reliable overcurrent protection for critical automotive circuits while minimizing fault propagation and potential wiring damage. Application: Suitable for automotive control modules and accessory circuits in compact vehicle harnesses. Feature: Low-profile plug-in design. Business Impact: Frees space in crowded control panels and engine bay enclosures, enabling denser wiring layouts and easier retrofit. Application: Engine compartment protection blocks and compact vehicle ECU housings. Feature: Plug-in connection and standard packaging. Business Impact: Speeds assembly, simplifies field replacement, and reduces maintenance time with a familiar, corrosion-resistant connection. Application: Assembly lines, repair shops, and fleet maintenance bays. Feature: Compliance with SAE J1625 and RoHS. Business Impact: Ensures regulatory alignment and environmental compliance, reducing risk in automotive manufacturing and end-use. Application: Automotive electronics manufacturing, tier-1 supplier assemblies, and legislative audits. Feature: Lightweight form factor (0.45 g) and small dimensions (0.03 m L × 0.01 m W × 0.01 m H). Business Impact: Lowers overall vehicle weight and supports lightweight cable harness strategies, contributing to fuel efficiency and space optimization. Application: Space-constrained panel design and high-density module layouts. Feature: Battery and circuit protection with standard packaging. Business Impact: Improves inventory management and sourcing consistency for automotive protection devices. Application: Dealer networks, distributors, and OEM spares catalogs.
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FAQs
Yes. CB234-20 features a plug-in connection designed for automotive protection blocks and compatible with Bussmann series protection devices. Its standard packaging and low-profile form factor enable straightforward integration into compact harnesses and service-friendly replacement in field deployments.
CB234-20 provides a 20 A amperage rating with a 150 AIC interrupt rating, offering reliable protection for automotive circuits. The plug-in design supports quick mating and dependable disconnection during fault events, minimizing damage to wiring and connected components.
Best suited for automotive control modules, accessory circuits, and protected harness segments where space is at a premium. The low-profile, plug-in configuration makes it ideal for engine bays and compact electrical panels, enabling dense wiring layouts without sacrificing protection integrity.
CB234-20 complies with SAE J1625 and RoHS. This supports regulatory alignment for automotive electronics programs and ensures environmental compliance, simplifying supplier qualification and reducing risk during audits and certifications.
Official documentation includes the Eaton Specification Sheet for CB234-20, planogram resources, and a product overview video. These materials help validate technical fit, streamline ordering, and support maintenance planning, contributing to lower lifecycle costs through predictable replacement cycles.