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Miniature Circuit Breakers
  • Factory Price Dc Circuit Breaker Solar System MCB DC 2P 125A Renewable Energy Circuit Breaker
  • Factory Price Dc Circuit Breaker Solar System MCB DC 2P 125A Renewable Energy Circuit Breaker
  • Factory Price Dc Circuit Breaker Solar System MCB DC 2P 125A Renewable Energy Circuit Breaker
  • Factory Price Dc Circuit Breaker Solar System MCB DC 2P 125A Renewable Energy Circuit Breaker
  • Factory Price Dc Circuit Breaker Solar System MCB DC 2P 125A Renewable Energy Circuit Breaker
  • Factory Price Dc Circuit Breaker Solar System MCB DC 2P 125A Renewable Energy Circuit Breaker
Factory Price Dc Circuit Breaker Solar System MCB DC 2P 125A Renewable Energy Circuit Breaker

Factory Price Dc Circuit Breaker Solar System MCB DC 2P 125A Renewable Energy Circuit Breaker

$6.00-$12.00/ Piece|100 Piece/Pieces(Min. Order)

Customization:

Customized packaging（Min.Order: 3000 pieces）
View product details

Factory Price Dc Circuit Breaker Solar System MCB DC 2P 125A Renewable Energy Circuit Breaker

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Overload/Short-Circuit Protection: Designed to handle up to 125A with a 6kA short-circuit breaking capacity, safeguarding DC circuits in high-current applications.
  • DC System Integration: Optimized for solar power systems, electric vehicles (EVs), and industrial DC infrastructure, ensuring seamless compatibility with renewable energy setups.

Key features

  • 1. Material Technology

    • With copper conductors, ensure efficient current handling and reduced energy loss compared to aluminum alternatives*.

  • 2. Performance Parameters

    • With a 6kA short-circuit breaking capacity, safely interrupt extreme fault currents up to 6,000A*.

  • 3. Interactive Design

    • With modular mounting features, easily integrate into solar panels or EV systems for quick installation*.

  • 4. Scenario Solutions

    • With a compact form factor, fit seamlessly into tight spaces in solar inverters or EV charging stations*.

  • 5. Certification Standards

    • Backed by EU (2015/863), UL, and CE certifications, guaranteeing compliance with global safety and quality standards.

Product details

Factory Price Dc Circuit Breaker Solar System MCB DC 2P 125A Renewable Energy Circuit Breaker

The Suntree SCB8-125DC DC circuit breaker is a high-performance miniature circuit breaker (MCB) designed for demanding DC applications in renewable energy systems, electric vehicles, and industrial setups. With a 125A rated current and 6kA breaking capacity, it ensures reliable protection against overloads and short circuits while meeting global safety certifications.

Technical specifications

FeatureSpecificationBenefit
Breaking Capacity6kASafely interrupts up to 6,000A surges
Rated Current125ASupports high-power DC systems
MaterialCopper contactsEnsures optimal conductivity and durability
Number of Poles2P (Two-Pole)Simplifies wiring for balanced DC circuits
CertificationsIEC, CE, UL, SAA, CB, TUVMeets EU and global safety standards
Voltage Rating250V DCCompatible with standard DC installations

Customization guide

Adjustable pole configurations (up to 4P) and rated current (up to 250A) can be customized to meet specific requirements for solar inverters, EV charging stations, or industrial DC networks.

Get inspired

Ideal for solar power systems, electric vehicle infrastructure, and telecommunications setups, the SCB8-125DC combines rugged reliability with compact design. Its copper contacts and robust breaking capacity ensure seamless operation even under extreme conditions.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Breaking Capacity6kA8kA (+33%)10kA (+66%)
Rated Current125A160A (+28%)200A (+60%)
CertificationsCE, IEC+UL, SAAAll (incl. TUV)

Supplier's note

  1. Technical Breakthroughs:

    • 6kA Breaking Capacity: Exceeds industry benchmarks by 20%, ensuring safer handling of high-energy DC surges.
    • Copper Contacts: Reduces resistance by 15% compared to aluminum, enhancing efficiency in solar and EV applications.
    • Multi-Certification Compliance: Meets stringent EU (2015/863) and UL standards, enabling global deployment.

  2. Version Selection Guide:

    • Base Model: Ideal for residential solar systems or low-power EV charging stations requiring basic protection.
    • Advanced Model: Suited for commercial solar farms or industrial DC networks needing enhanced surge tolerance.
    • Pro Model: Best for critical infrastructure (e.g., data centers, high-voltage EV grids) demanding unmatched reliability and certifications.

With its 6kA breaking capacity, you can protect sensitive DC equipment from catastrophic failures. The Pro model’s 10kA rating, paired with TUV certification, ensures compliance in high-stakes industrial environments. Choose the Advanced version for a balance of cost and performance in mid-scale applications.

Frequently asked questions

  • Which DC circuit breaker suits high-current solar systems like the Suntree SCB8-125DC?

  • How to clean and maintain Suntree DC circuit breakers for long-term use?

  • Why is copper used in Suntree’s SCB8-125DC DC circuit breaker?

  • Can Suntree DC breakers be customized for electric vehicle charging stations?

  • Are Suntree DC circuit breakers certified for EU and global standards?

  • Does the SCB8-125DC handle short circuits in large solar arrays?

  • Why choose DC breakers like the SCB8-125DC over AC for solar installations?

  • Is the SCB8-125DC easy to install in tight renewable energy setups?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Breaking CapacityIndustrial solar installationsIndustry: 5kA (IEC 60947-2)
Base: 5kA
Advanced: 6kA▲▲		Advanced handles extreme fault currents (6kA) safely.Base may fail in high surge scenarios (e.g., lightning strikes).
Rated CurrentHigh-power DC systems (EV charging)Industry: 100A (IEC standard)
Base: 100A
Advanced: 125A▲		Advanced supports 125A loads for heavy-duty applications.Base limits capacity in high-demand setups (e.g., commercial EV stations).
Material/ContactsHigh-temperature environmentsIndustry: Brass alloy (IEC compliant)
Base: Copper-clad▲
Advanced: Pure copper▲▲		Advanced’s pure copper reduces resistance and extends lifespan by 30%.Standard materials degrade faster under thermal stress (e.g., 70°C+).
CertificationsGlobal projectsIndustry: CE, UL
Base: CE, UL, SAA▲
Advanced: 6 certifications▲▲ (EU 2015/863, TUV, etc.)		Advanced meets diverse regional standards (EU, Australia, North America).Base lacks certifications for markets like the EU or Australia.
Environmental ResistanceDesert solar farmsIndustry: Up to 60°C
Base: 70°C▲
Advanced: 80°C▲▲		Advanced operates in extreme heat (e.g., 80°C for desert installations).Base may fail in harsh climates (e.g., Middle East summers).
Renewable Energy CompatibilityHybrid solar-EV systemsIndustry: Limited to AC systems
Base: DC solar▲
Advanced: Solar + EV▲▲		Advanced supports dual DC applications (solar farms + EV charging stations).Base only compatible with standalone solar systems, not hybrid setups.

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