Bussmannn NOS-400 - Class H Fuse 400A @ 600V (10kA AIC Rating)

Bussmannn NOS-400 is a Class H low-voltage fuse designed for high-current circuit protection in industrial applications. Rated for 600V AC/DC systems with a 400A current capacity, it features a robust single-barrel construction measuring 11-5/8" in length and 2.59" in diameter, weighing 3 lb. The fuse meets multiple safety certifications including UL, CSA, and CE standards with a 10kA interrupting rating at 600V. Its NOS-series design provides reliable overcurrent protection for heavy-duty electrical distribution systems, motor circuits, and industrial power equipment.

Key Features & Specifications

• Type: Class H low-voltage fuse, single-barrel construction
• Voltage Rating: 600V AC/DC
• Current Rating: 400A
• Dimensions: 11-5/8" length, 2.59" diameter
• Weight: 3 lb
• Standards: UL Listed (File E4273), CSA Certified (Class 1421-01, File 53787), CE, Guide JDDZ, STD 248-6
• Applications: Industrial power distribution, motor protection, high-current circuits
• AIC Rating: 10kA @ 600V
• Class Rating: H
• Country of Origin: Mexico

Product Identification

• UPC: 051712314008
• GTIN: 00051712314008