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OptiFuse CBW57ES15AW Thermal Circuit Breaker

This low-profile thermal circuit breaker features a push-to-reset button, rated at 15A, and designed for overcurrent protection in electrical circuits. It complies with relevant agency standards and listings, including UL, CSA, VDE, and marine ignition protection. The breaker operates at 125/250 VAC and 32 VDC, with a dielectric strength of 1500 VAC for 1 minute and an insulation resistance of over 500M Ω. It offers fast reset times within 60 seconds, and its body is black with tin-plated terminals, making it suitable for various industrial and marine applications.

Authorized Distributors
Source:DigiKey
Part No:CBW57-ES-15A-W
Stock:1728
Inv Date:06-05-2026
Price: Unit price: $5.28
Buy/RFQ:
Part No:CBW57-ES-15A-W
Stock:0
Inv Date:06-05-2026
Price: Unit price: $4.08
Buy/RFQ:
Part No:CBW57-ES-15A-W
Stock:0
Inv Date:06-05-2026
Price: Unit price: $3.18
Buy/RFQ:
Part No:CBW57-ES-15A-W
Stock:0
Inv Date:06-05-2026
Price: Unit price: $3.18
Buy/RFQ:

OptiFuse CBW57ES15AW Thermal Circuit Breaker Specifications:

  • Amperage Range: 3A - 30A
  • Voltage: 125 / 250 VAC, 32 VDC
  • Frequency: 50-60 Hz
  • Dielectric Strength: 1500 VAC / 1 Minute
  • Interrupt Rating: 3-30A 1000A @ 125/250 VAC, 3-20A 400A @ 125 VAC
  • Insulation Resistance: > 500M Ω
  • Contact Endurance: 125 VAC @ 150% of Rated Current — 500 Cycles
  • Reset Time: within 60 seconds
  • Body: Black
  • Terminal Finish: Tin Plated
  • Agency Standards: UL, CSA, VDE, RoHS
  • Marine Ignition Protected: SAE J1171 and UL1500
  • Dimensions: varies by mounting style, typical body size approximately 0.89 to 1.16 inches
  • Bushing Types: Metal and plastic options including M11, M12, 3/8” 27T, and snap-in styles
  • Mounting Nut: Knurl, Hexnut, or integrated design
  • Splash-proof and industrial-grade construction

Buy the Optifuse CBW57 Reliable Overcurrent Protection for Industrial Applications

Secure your electrical systems with the Optifuse CBW57 thermal circuit breaker, featuring a push-to-reset button rated at 15A. Designed for overcurrent protection in various industrial and marine applications, it offers quick reset times within 60 seconds and withstands high voltages up to 250 VAC and 32 VDC. Its durable black body with tin-plated terminals ensures long-term reliability, making it an essential component to prevent electrical damage and ensure safety in demanding environments. Order online today for fast delivery.

Buy Optifuse CBW57 low-profile circuit breaker now and experience unmatched reliability and fast reset for industrial and marine systems.

Frequently Asked Questions

Where can I buy OptiFuse CBW57ES15AW?

You can click on the BUY or RFQ button to purchase CBW57ES15AW from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part CBW57ES15AW?

You can download the CBW57ES15AW datasheet or visit the OptiFuse website for support.

Who is the manufacturer of CBW57ES15AW?

OptiFuse

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