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  • DC 48V Circuit Breaker Motor Operator Circuit Breaker 50A 60A 70A 80A 90A 100A 120A 150A 200A
  • DC 48V Circuit Breaker Motor Operator Circuit Breaker 50A 60A 70A 80A 90A 100A 120A 150A 200A
  • DC 48V Circuit Breaker Motor Operator Circuit Breaker 50A 60A 70A 80A 90A 100A 120A 150A 200A
  • DC 48V Circuit Breaker Motor Operator Circuit Breaker 50A 60A 70A 80A 90A 100A 120A 150A 200A
  • DC 48V Circuit Breaker Motor Operator Circuit Breaker 50A 60A 70A 80A 90A 100A 120A 150A 200A
  • DC 48V Circuit Breaker Motor Operator Circuit Breaker 50A 60A 70A 80A 90A 100A 120A 150A 200A
DC 48V Circuit Breaker Motor Operator Circuit Breaker 50A 60A 70A 80A 90A 100A 120A 150A 200A
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DC 48V Circuit Breaker Motor Operator Circuit Breaker 50A 60A 70A 80A 90A 100A 120A 150A 200A

  • 50 - 99 Pieces
    $6
  • 100 - 999 Pieces
    $5
  • >= 1000 Pieces
    $4.50

Customization:

Customized packaging（Min.Order: 2000 pieces）
Customized logo（Min.Order: 1000 pieces）
Graphic customization（Min.Order: 1000 pieces）
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DC 48V Circuit Breaker Motor Operator Circuit Breaker 50A 60A 70A 80A 90A 100A 120A 150A 200A

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High-Capacity Electrical Protection: Designed to handle rated currents from 50A to 200A at 48V DC, safeguarding circuits against overloads, short circuits, and electrical faults.
  • Waterproof & Ignition Protection: Features a weather-resistant housing and ignition-protected design to prevent sparks in hazardous environments, ensuring safety in wet or flammable conditions.

Key features

  • 1. Waterproof & Corrosion-Resistant Material Technology

    • With a waterproof and corrosion-resistant metal body, ensure reliable operation in wet or harsh environments. This design provides ~30% better durability than standard models in moisture-prone settings* [*Disclaimer: Based on internal testing; actual results may vary].

  • 2. Ergonomic Handle Design for Safe Operation

    • With an ergonomic red handle design, enable quick and intuitive operation even with gloved hands. This improves accessibility by 20% compared to traditional flat-pull handles* [*Disclaimer: Testing conducted under controlled conditions].

  • 3. High-Capacity Performance for Heavy-Duty Use

    • With a rated current up to 200A and 48V compatibility, handle high-power applications like industrial machinery or commercial systems. Outperforms standard 100A breakers by 100% in load capacity* [*Disclaimer: Performance varies by configuration].

  • 4. Ignition Protection for Hazardous Environments

    • Designed with ignition protection, deploy safely in flammable or explosive settings such as marine vessels or factories. Reduces spark-related risks by 50% compared to non-certified models* [*Disclaimer: Effectiveness depends on proper installation].

  • 5. Certified for Harsh Industrial Standards

    • Complies with ignition protection and IP67 waterproofing standards, meeting safety requirements for hazardous zones. Ensures compliance with OSHA and ISO regulations for commercial and industrial use* [*Disclaimer: Certifications subject to model specifications].

Product details

DC 48V Circuit Breaker Motor Operator Circuit Breaker 50A 60A 70A 80A 90A 100A 120A 150A 200A

The DC 48V Waterproof Circuit Breaker Motor Operator is engineered for high-reliability electrical protection in harsh environments. With rated currents spanning 50A to 200A and compatibility with 12V/48V systems, it ensures robust performance in industrial, marine, and automotive applications. Its ignition-protected design and IP67 waterproof rating make it ideal for moisture-prone or explosive-risk zones.

Technical specifications

FeatureSpecificationApplication Scenario
Rated Current50A, 60A, 70A, 80A, 90A, 100A, 120A, 150A, 200ACustomized for machinery, EV systems, or heavy-duty equipment
Rated Voltage48V DC, 12V DCCompatible with low-voltage industrial systems
Waterproof RatingIP67Submersion-resistant for marine or outdoor use
Ignition ProtectionIECEx CertifiedSafe operation in explosive atmospheres (e.g., oil rigs)
MaterialWeather-resistant composite/metalWithstands UV, corrosion, and extreme temperatures
TypeHigh VoltageDesigned for high-power electrical distribution

Customization guide

Adjustable parameters include rated current (50A–200A) to match load requirements and material composition (e.g., flame-retardant polymers) for chemical or thermal resistance. Mounting brackets can be tailored for panel integration or retrofitting.

Get inspired

With its IP67 waterproof rating, you can safely deploy this breaker in flooded basements or offshore platforms. The ignition-protected design ensures zero spark risks in flammable workshops. Whether paired with 12V solar systems or 48V EV inverters, this operator delivers unmatched reliability.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Rated Current50A–100A100A–150A150A–200A
Voltage12V/48V48V only48V + 12V hybrid
Ignition LevelIECEx StandardIECEx EnhancedIECEx Premium*
Weight2.5kg3.2kg (+28%)4.0kg (+60%)

Supplier's note

  1. Technical Breakthroughs:

    • Ignition Protection (IECEx Premium): Triple the spark energy resistance of industry benchmarks, enabling safe use in oil refineries.
    • IP67 Waterproofing: 20% faster sealing response than standard models, reducing downtime in monsoon conditions.
    • High Current Handling: 200A capacity outperforms competitors by 15%, ideal for EV charging stations.

  2. Optimal Version Selection:

    • Base Model: Best for residential solar systems or small workshops (e.g., 80A HVAC systems).
    • Advanced Model: Suited for marine vessels or industrial robots requiring 120A–150A stability.
    • Pro Model: Tailored for heavy machinery or data centers needing 200A resilience. Pair its composite housing with -40°C to +85°C tolerance for Arctic or desert deployments.

Frequently asked questions

  • Which DC 48V circuit breaker model suits high-current applications like industrial machinery?

  • How do I maintain a waterproof circuit breaker for marine environments?

  • Is the DC 48V circuit breaker ignition-protected for flammable environments?

  • Can this circuit breaker be customized for panel mounting?

  • What voltage ratings does the DC waterproof circuit breaker support?

  • Which model handles 100A loads in harsh outdoor conditions?

  • Are there certifications for the waterproof rating of this circuit breaker?

  • Does the high-voltage DC circuit breaker support retrofitting in existing systems?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Standard DC Circuit BreakerLow-power vehicles, small machinery12V, 100A max (IEC 60947-2) ▲
Non-waterproof, basic ignition safety		Cost-effective, lightweight (▲)
Simple installation		Limited to 100A ▲
Not suitable for harsh environments
High Voltage DC Breaker (48V)Industrial equipment, heavy-duty vehicles48V, 200A max (▲▲▲ IEC 60947-2)
High thermal resistance (▲▲)		Handles heavy loads (▲▲▲)
Robust for high-temperature environments		Larger size ▲▲
Higher cost compared to 12V models
Waterproof DC Breaker (IP67)Marine, outdoor machineryIP67 waterproof rating (▲ IEC 60529)
48V, 150A max (▲▲ IEC 60947-2)		Resists water/moisture ingress (▲)
Sealed design for wet environments		Heavier ▲
Lower max current (150A) vs non-waterproof variants
Ignition-Protected DC BreakerExplosive environments (factories, mines)IECEx certified (prevents sparks) ▲▲
48V, 120A max (▲▲ IEC 60947-2)		Safe in flammable atmospheres (▲▲)
Complies with hazardous zone standards		Higher cost ▲▲
Limited to 120A due to safety constraints
Compact High Current DC BreakerSpace-constrained machinery (e.g., drones)200A in compact design (▲▲▲ ISO 9001)
48V, lightweight materials		High capacity in small footprint (▲▲▲)
Ergonomic handle (▲)		Fragile compared to bulkier models ▲
Requires precise installation
Modular DC Circuit BreakerCustom electrical systemsUniversal mounting (▲ IEC 60947)
48V, 50A-200A adjustable (▲▲ scalability)		Easy retrofitting ▲
Adapts to varying current needs (▲▲)		Performance may degrade at max load ▲▲
Less durable under constant strain

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The comparison data is based on manufacturer information and industry standards. Actual results may vary depending on individual use cases. It is advisable to verify details with the supplier for the most accurate information.