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OptiFuse CBW2818A Thermal Circuit Breaker

The CBW28 is a line voltage thermal circuit breaker with a low-profile design, featuring a push-to-reset fuseholder type mechanism. It is rated for 18A, suitable for overcurrent protection in various electrical applications. Its compact and durable construction makes it ideal for panel mount installations, offering reliable trip characteristics with trip times adjustable based on the overload conditions. The device complies with RoHS standards, providing a safe and efficient way to protect electrical circuits from overcurrent faults, ensuring long-lasting performance and safety.

Authorized Distributors
Part No:CBW28-18A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $4.73
Buy/RFQ:
Part No:CBW28-18A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $4.38
Buy/RFQ:
Part No:CBW28-18A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $4.38
Buy/RFQ:

OptiFuse CBW2818A Thermal Circuit Breaker Specifications:

  • Voltage: 125/250 VAC, 50/60 Hz and 32 VDC
  • Amperage: 18A
  • Interrupt Capacity: 1000A @ 250 VAC, 50/60Hz and 200A @ 32 VDC
  • Terminals: 0.250” [6.35mm] quick connect, nickel-plated brass
  • Panel Thickness: 0.8–2.1mm (0.031–0.083 inches)
  • Mounting: Snap-In front panel mount
  • Trip Time: Must trip at 150% of rated current within 1 hour for 1A-2.5A, 135% for 3A-16A
  • Operating Temperature: 25°C (77°F) ambient, with derating factors
  • Standards: RoHS compliant
  • Dimensions: Compact low-profile design suitable for panel mounting

Buy the Optifuse Series CBW28 Thermal Circuit Breaker: 18A-125/250VAC

Purchase the Optifuse CBW28 thermal circuit breaker online — a dependable 18A line voltage protector designed for electrical panels. Its push-to-reset feature ensures quick reset after a trip, providing enhanced safety and durability. Ideal for applications requiring reliable overcurrent protection, it operates efficiently at 125/250 VAC, with a compact, low-profile design for easy installation. Certified RoHS compliant, this circuit breaker offers long-lasting performance, safety compliance, and straightforward mounting, making it the perfect choice for professionals seeking high-quality electrical protection components.

Get Optifuse CBW28 thermal circuit breaker today—built for reliable overcurrent protection with push-to-reset operation and compact design.

Frequently Asked Questions

Where can I buy OptiFuse CBW2818A?

You can click on the BUY or RFQ button to purchase CBW2818A from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part CBW2818A?

You can download the CBW2818A datasheet or visit the OptiFuse website for support.

Who is the manufacturer of CBW2818A?

OptiFuse

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