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Eaton FAZ-B5/1-NA-SP - MCB 5A B Curve (277VAC)

Eaton
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Eaton FAZ-B5/1-NA-SP is a miniature circuit breaker designed for branch circuit protection in industrial and commercial applications. This single-pole device is rated for 5 amps at 277 VAC with a 10kA interrupting capacity, utilizing a B curve thermal magnetic trip mechanism for reliable overcurrent protection. The breaker measures 4 inches in length, 3 inches in height, and 0.75 inches in width, weighing 0.25 lb, and features a compact construction for 35mm DIN rail mounting. It is UL 489 listed and CSA certified, ensuring compliance with North American safety standards. Typical applications include protecting branch circuits in panelboards, lighting systems, and motor control centers.

Key Features & Specifications
  • Type: Branch protector
  • Amperage Rating: 5A
  • Voltage Rating: 277 VAC
  • Number of Poles: 1
  • Trip Curve: B curve
  • Trip Type: Thermal magnetic
  • Interrupting Rating: 10kA @ 277 VAC
  • Mounting Type: 35mm DIN rail
  • UL 489 Listed
  • CSA Certified
  • Current Limiting: Yes
  • HACR Rated
  • Reverse Feed Capable
  • Dimensions: 4 in x 3 in x 0.75 in (Length/Depth x Height x Width)
  • Weight: 0.25 lb


Product Identification
  • GTIN: 09010238092778