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OptiFuse CBW58HB5A Thermal Circuit Breaker

The CBW58HB5A is a standard profile line voltage circuit protector designed for overcurrent protection in electrical circuits. It features a push-to-reset button and is rated at 5A, suitable for use with voltages of 125/250 VAC and 50 VDC. This circuit breaker provides reliable interruption ratings ranging from 300A to 1000A depending on the amperage, and complies with industry standards including UL, CSA, VDE, and RoHS. Its compact dimensions and build with tin-plated terminals ensure durability and ease of installation, making it ideal for industrial, marine, and residential applications requiring quick reset and high reliability.

Authorized Distributors
Part No:CBW58-HB-5A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $9.47
Buy/RFQ:
Part No:CBW58-HB-5A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $4.31
Buy/RFQ:
Part No:CBW58-HB-5A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $4.31
Buy/RFQ:

OptiFuse CBW58HB5A Thermal Circuit Breaker Specifications:

  • Amperage Range: 3A - 50A
  • Voltage: 125 / 250 VAC, 50 VDC
  • Frequency: 50-60 Hz
  • Dielectric Strength: 1,500 VAC / 1 Minute
  • Interrupting Rating: 3-50A 1000A @ 125/250VAC, 3-30A 400A @ 125/250 VAC, 3-50A 300A @ 50 VDC, 3-20A 400A @ 125 VAC
  • Marine Ignition Protected to SAE J1171 and UL1500
  • Insulation Resistance: > 500MΩ
  • Contact Endurance: 125 VAC @ 150% of Rated Current-500 Cycles
  • Reset Time: 60 seconds
  • Mechanical Dimensions: approximately 1.38 inches (35 mm) in height, body in black with tin-plated terminals
  • Standards & Listings: UL, CSA, VDE, RoHS Compliant, TUV Certified
  • Bushing and mounting options available with various sizes and styles
  • Time-Current Characteristics @ 25°C: Max trip times from 10s to 40s depending on overload percentage
  • Max. Internal Resistance: varies from 0.0050 to 0.0502 ohms depending on current rating
  • Ambient Temperature Correction Factor applied for accurate trip performance

Buy the Buy OptiFuse CBW58HB5A Circuit Breaker Part Number CBW58HB5A Online

Purchase the OptiFuse CBW58HB5A circuit breaker online today for dependable overcurrent protection in your electrical circuits. Featuring a push-to-reset function, rated at 5A, and built to meet industry standards including UL, CSA, and RoHS compliance, this device offers high interrupting ratings and durable construction. Its compact size makes installation easy, and its reliable performance ensures safety in industrial, marine, and residential applications. Take advantage of our quick and secure online ordering to safeguard your electrical systems with this trusted circuit breaker.

Order your OptiFuse CBW58HB5A standard profile circuit breaker today and ensure reliable overcurrent protection with quick reset for your electrical systems.

Frequently Asked Questions

Where can I buy OptiFuse CBW58HB5A?

You can click on the BUY or RFQ button to purchase CBW58HB5A from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part CBW58HB5A?

You can download the CBW58HB5A datasheet or visit the OptiFuse website for support.

Who is the manufacturer of CBW58HB5A?

OptiFuse

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