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Miniature Circuit Breakers
  • E97 Auto Reset Types Car Circuit Breaker 20a 30a 40a 60a 80a 100 Amp 12v 24v 48v Dc Circuit Breaker
  • E97 Auto Reset Types Car Circuit Breaker 20a 30a 40a 60a 80a 100 Amp 12v 24v 48v Dc Circuit Breaker
  • E97 Auto Reset Types Car Circuit Breaker 20a 30a 40a 60a 80a 100 Amp 12v 24v 48v Dc Circuit Breaker
  • E97 Auto Reset Types Car Circuit Breaker 20a 30a 40a 60a 80a 100 Amp 12v 24v 48v Dc Circuit Breaker
  • E97 Auto Reset Types Car Circuit Breaker 20a 30a 40a 60a 80a 100 Amp 12v 24v 48v Dc Circuit Breaker
  • E97 Auto Reset Types Car Circuit Breaker 20a 30a 40a 60a 80a 100 Amp 12v 24v 48v Dc Circuit Breaker
E97 Auto Reset Types Car Circuit Breaker 20a 30a 40a 60a 80a 100 Amp 12v 24v 48v Dc Circuit Breaker
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E97 Auto Reset Types Car Circuit Breaker 20a 30a 40a 60a 80a 100 Amp 12v 24v 48v Dc Circuit Breaker

  • 100 - 499 Pieces
    $9.41
  • 500 - 999 Pieces
    $8.65
  • >= 1000 Pieces
    $7.91

Customization:

Customized logo（Min.Order: 1000 pieces）
Customized packaging（Min.Order: 1000 pieces）
Graphic customization（Min.Order: 1000 pieces）
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E97 Auto Reset Types Car Circuit Breaker 20a 30a 40a 60a 80a 100 Amp 12v 24v 48v Dc Circuit Breaker

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Auto-Reset Protection: Designed to automatically reset after tripping, ensuring continuous electrical system operation in high-demand automotive and industrial applications.
  • High Current Handling: Supports rated currents from 20A to 100A and voltages of 12V, 24V, and 48V DC, making it ideal for robust electrical load management.
  • BCD Curve C Compliance: Optimized for normal load applications, providing precise overcurrent and short-circuit protection.

Key features

  • 1. Auto-Reset Technology for Seamless Operation

    • With auto-reset functionality, you can eliminate downtime caused by manual resetting after overcurrent events*. Unlike traditional breakers requiring physical intervention, this feature ensures continuous protection in automotive or industrial systems.

  • 2. Versatile Current and Voltage Compatibility

    • With rated currents from 20A to 100A and support for 12V/24V/48V DC systems, you can protect a wide range of automotive and DC applications*. This flexibility outperforms single-voltage or limited-current breakers.

  • 3. Automotive-Grade Design for Harsh Environments

    • With a rugged surface-mount design and B curve tripping, you can ensure reliable operation in high-vibration or temperature-fluctuating automotive settings*. The compact form factor suits tight installation spaces.

  • 4. CE-Certified Safety and Compliance

    • With CE certification, you can meet EU safety and regulatory requirements for automotive components*. This ensures compatibility with commercial and industrial systems where compliance is critical.

  • 5. High-Amperage Capacity for Heavy-Duty Use

    • With a maximum 100A rating, you can handle demanding electrical loads in commercial vehicles or industrial equipment*, outperforming standard breakers limited to lower currents.

Product details

E97 Auto Reset Types Car Circuit Breaker 20a 30a 40a 60a 80a 100 Amp 12v 24v 48v Dc Circuit Breaker

The E97 Auto Reset Car Circuit Breaker is a compact, high-performance DC protection device designed for automotive and industrial applications. Available in 20A–100A ratings and compatible with 12V, 24V, and 48V DC systems, it ensures reliable overcurrent protection while offering auto-reset functionality for uninterrupted operation. Its surface-mount design and CE certification make it ideal for safety-critical environments.

Technical specifications

FeatureSpecificationBenefit
BCD CurveClass CPrecise tripping for surge protection
CertificationCEEnsures compliance with EU safety standards
Mounting TypeSurface MountEasy installation on panels or chassis
Poles1 PoleSimplified wiring for single-line circuits
Rated Current20A, 30A, 40A, 60A, 80A, 100AFlexible selection for varying load demands
Rated Voltage12V, 24V, 48V DCSupports diverse automotive and industrial systems
TypeMCB/DCMiniature Circuit Breaker for DC circuits

Customization guide

Adjustable rated current (20A–100A) and voltage (12V–48V DC) parameters allow customization to meet specific system requirements. For example, select 40A for moderate automotive systems or 100A for heavy-duty industrial applications.

Get inspired

With the E97’s auto-reset feature, you can ensure continuous power flow in critical systems like vehicle lighting or battery management. Its compact design and wide voltage compatibility make it a versatile solution for electric vehicles, trucks, or marine equipment.

Choose your model

ParameterBase Model (20A–40A)Advanced Model (60A)Pro Model (80A–100A)
Rated Current20A–40A60A80A–100A
Voltage Support12V–24V DC24V–48V DC48V DC
Reset SpeedStandard20% faster reset30% faster reset*

Supplier's note

  1. Technical Breakthroughs:

    • Auto-Reset Mechanism: Enables rapid power restoration without manual intervention, reducing downtime.
    • BCD Curve C: Offers precise tripping for sensitive DC circuits, minimizing nuisance tripping.
    • CE Certification: Meets rigorous EU safety standards for automotive and industrial use.

  2. Version Selection Guide:

    • Base Model (20A–40A): Ideal for standard automotive systems (e.g., car audio or lighting). Its 24V compatibility suits most passenger vehicles.
    • Advanced Model (60A): Designed for medium-duty trucks or equipment with higher power demands. The faster reset ensures reliability in fluctuating loads.
    • Pro Model (80A–100A): Best for heavy-duty applications like electric vehicle charging systems or industrial machinery. Its 48V support and triple the reset speed of industry benchmarks enable safe handling of high-current surges. Pair it with robust wiring to maximize system resilience.

Frequently asked questions

  • Which E97 Auto Reset Circuit Breaker model is best for a 48V DC car system?

  • How do I install the E97 30A circuit breaker in an RV or boat?

  • Is the E97 24V DC circuit breaker CE certified for automotive use?

  • Why choose the E97 auto-reset circuit breaker over manual types?

  • Can the E97 be customized for non-standard current ratings (e.g., 50A)?

  • Which E97 model suits motorcycles or boats with 12V systems?

  • How does the E97’s auto-reset prevent electrical overloads?

  • Is the E97 compatible with 12V solar power systems?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Rated Current RangeHeavy-duty trucks vs compact cars20A–100A (IEC 60947-2 compliant) ▲Base: 20A–40AAdvanced: 60A–100ASupports diverse power needs (e.g., 100A for electric motors)
Voltage CompatibilityElectric vehicles (48V) vs motorcycles12V/24V/48V DC (IEC 60947-2)Universal fit for automotive systems (e.g., 48V for hybrid/electric vehicles)Not compatible with AC systems (e.g., household appliances)
CertificationEU market complianceCE certified (EN 60947-2)Ensures safety and regulatory compliance in EuropeMay require additional certifications for non-EU regions (e.g., UL in the US)
Mounting TypeRetrofitting existing panelsSurface mount (EN 50155)Easy installation on flat surfaces (e.g., vehicle dashboards)Requires drilling; less discreet than flush mounts
Pole ConfigurationSimple circuits in trailersSingle-pole (IEC 60947-3)Cost-effective for single-line protection (e.g., lighting systems)Inadequate for multi-phase systems (e.g., industrial machinery)
Tripping Curve (BCD)Industrial vehicles with varied loadsType B/C/D tripping curve (IEC 60947-2)Protects against short circuits and overloads (e.g., B for lighting, D for motors)Requires expert setup to match load profiles

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