Description
DNA Audio CBA020M Short Stop Auto Reset Thermal Circuit Breaker – 20 Amp | Reliable 12V/24V Power Protection
The DNA Audio CBA020M Short Stop Auto Reset Thermal Circuit Breaker is a compact, high-performance safety device designed to protect your vehicle’s electrical systems from overloads. Rated at 20 amps, it automatically resets once the overcurrent condition clears, making it ideal for modern 12V and 24V automotive, marine, and off-grid setups.
Built with robust metal construction and a black thermoplastic cover, this breaker features a space-saving 90° chassis mount bracket for effortless installation in tight spaces. With copper and silver terminals for secure battery and accessory connections, it delivers dependable protection for dual battery systems, RVs, solar kits, trolling motors, and more.
DNA Audio CBA020M Key Features & Benefits:
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Auto-Reset Thermal Protection: Automatically restores power after overload clearance
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20A Rating: Ideal for low-to-medium current circuits in vehicles and marine gear
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Sturdy Metal Housing: Long-lasting construction for harsh environments
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Slim 90° Chassis Mount: Compact bracket allows tight and clean mounting
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Clearly Marked Terminals: Copper for battery, silver for load device for easy connection
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Optional Rubber Cover: Compatible with DNA CBA050C for added protection
Professional Applications:
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4WD & Touring Power Circuits: Safeguards fridges, lights, auxiliary systems
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Marine Systems: Ideal for navigation lights, pumps, and trolling motors
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RV & Caravan Circuits: Protects chargers, inverters, and interior lighting
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Solar & Off-Grid Builds: Ensures safe DC power distribution and battery management
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Light-Duty Automotive Uses: Perfect for accessories and low-current sub-circuits
Technical Specifications:
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Model: DNA Audio CBA020M
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SKU: CBA020M
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Type: Short Stop Auto Reset Thermal Circuit Breaker
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Voltage Range: 12V DC – 24V DC
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Rated Current: 20 Amps
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Pole Count: Single pole
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Terminals: Two #10-32 UNF thread (Copper = battery, Silver = device)
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Mounting Type: 90° chassis bracket, 49mm length, 40mm hole spacing
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Body Material: Metal chassis
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Cover Material: Black thermoplastic cap
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Dimensions: 32mm × 20mm × 33mm (L × W × H)
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Packaging: Poly bag with barcode
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Brand: DNA Audio automotive electrical solutions series
Compatible With / Goes Well With:
- DNA CBA050C protective rubber cover
- Dual battery kits, solar regulators, and DC-DC chargers
- Audio amplifiers and power-hungry accessories
- 12V fridges, lighting systems, and auxiliary pumps
- Marine navigation electronics and battery isolators
Installation Applications:
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Auxiliary Battery Protection: Secures low-current loads in dual-battery systems
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Marine & Camping Gear: Protects accessories like fridges, lights, and radios
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RV Power Outlets: Safeguards internal appliances and USB ports
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Solar Power Circuits: Provides safety for DC-DC converter outputs and control panels
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Workshop Wiring: Useful for auto electricians and installers needing compact protections
For installers, touring enthusiasts, and marine rig builders, the DNA Audio CBA020M is a compact and trustworthy auto-reset circuit breaker. It delivers continuous protection, easy installation with 90° mounting, and reliable operation for a wide range of 12V/24V applications.
Frequently Asked Questions
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Does this reset itself?
Yes — the CBA020M features auto-reset, so it reconnects power once the fault clears.
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Is it compatible with 24V systems?
Yes — it’s rated for both 12V and 24V DC circuits.
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How are the terminals used?
Copper terminal connects to the battery; silver terminal connects to the auxiliary device.
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Is it suitable for marine use?
Yes — its rugged build is ideal for marine and harsh environmental applications.
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Can I add a protective cover?
Yes — the optional DNA CBA050C rubber cover fits perfectly for added water resistance.
Legendary Products & Support From Authorized Dealers
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We offer one of the best warranties in the industry, but only purchases made through authorized dealers are covered. Don’t be misled by unauthorized sellers who can’t provide genuine warranty support.
▸ Reliable Customer Support
If you ever run into an issue, you’re backed by Frankies BrandBeast’s official manufacturer’s warranty. No need to deal with overseas returns—our local team takes care of everything quickly and efficiently.
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Buying from an authorized dealer ensures you’re getting genuine products, full warranty coverage, and expert support. Ask yourself—is saving a few bucks worth losing all that?
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