- Factory Stock in Ontario
Noark B1D1C1 Miniature Circuit Breaker 1 Pole C Curve 1A 10 kA 250 Vdc Box Lug
B1D1C1
- Factory Stock in Ontario
Noark B1D1C2 Miniature Circuit Breaker 1 Pole C Curve 2A 10 kA 250 Vdc Box Lug
B1D1C2
- Factory Stock in Ontario
Noark B1D1C4 Miniature Circuit Breaker 1 Pole C Curve 4A 10 kA 250 Vdc Box Lug
B1D1C4
- Factory Stock in Ontario
Noark B1D2C10 Miniature Circuit Breaker 2 Pole C Curve 10A 10 kA 250 Vdc Box Lug
B1D2C10
- Factory Stock in Ontario
Noark B1D1C10 Miniature Circuit Breaker 1 Pole C Curve 10A 10 kA 250 Vdc Box Lug
B1D1C10
- Factory Stock in Ontario
Noark B1D2C32 Miniature Circuit Breaker 2 Pole C Curve 32A 10 kA 250 Vdc Box Lug
B1D2C32
- Factory Stock in Ontario
Noark B1D1C40 Miniature Circuit Breaker 1 Pole C Curve 40A 10 kA 250 Vdc Box Lug
B1D1C40
- Factory Stock in Ontario
Noark Miniature Circuit Breakers B1D UL 489 1P C Curve 3A 10 kA 250 Vdc Box Lug
B1D1C3
- Factory Stock in Ontario
Noark Miniature Circuit Breakers B1D UL 489 2P C Curve 30A 10 kA 250 Vdc Box Lug
B1D2C30
- Factory Stock in Ontario
Noark Miniature Circuit Breakers B1D UL 489 2P C Curve 20A 10 kA 250 Vdc Box Lug
B1D2C20
- Factory Stock in Ontario
Noark Miniature Circuit Breakers B1D UL 489 2P C Curve 50A 10 kA 250 Vdc Box Lug
B1D2C50
The Noark B1D Miniature Circuit Breaker (MCB) series is engineered for DC circuit protection, offering a 0.5-63 AMP range, 1-2 pole configurations, and a 10kA breaking capacity at 240VDC. These MCBs provide fast-acting protection against short circuits and overloads, ensuring the safety and reliability of solar power systems, battery storage, and industrial DC applications.
Built for high-performance DC electrical protection, the Noark B1D series features a thermal-magnetic trip mechanism, allowing precise fault detection and prevention. The compact, space-saving design makes it ideal for renewable energy installations, electric vehicle charging stations, and control panels requiring dependable circuit protection. With a durable construction that meets industry safety standards, these MCBs ensure long-term reliability and reduced maintenance.
At Evolt Electrical Supply, we provide electricians and contractors with affordable Noark B1D MCBs, offering a cost-effective alternative to well-known brands without compromising on quality. Our website makes it easy to find compatible DC electrical components, and we offer fast shipping and expert support to keep your projects moving.
Ensure your DC circuits are protected—shop Noark B1D MCBs today at Evolt Electrical Supply!








