Bussmann NON-4 - Low Voltage Fuse 4A (50kA@250V Interrupt Rating)

Bussmann NON-4 is a low-voltage fuse designed for circuit protection in industrial electrical systems, featuring a 4A current rating and 250V voltage capacity. Its K5 class rating and 50kA@250V interrupting capacity ensure reliable performance under high-fault conditions, while the 1.06-inch diameter cylindrical design with single-barrel construction provides durable protection. Certified to UL, CSA, and CE standards (File E4274, Class 1421-01), this fuse meets stringent safety requirements for commercial and industrial applications including motor control centers, panelboards, and switchgear.

Key Features & Specifications

• Type: Low-voltage current-limiting fuse with ceramic body
• Voltage Rating: 250V AC
• Current Rating: 4A
• Dimensions: 2" length x 1.06" diameter
• Standards: UL Listed (File E4274), CSA Certified (Class 1421-01), CE, STD 248-9
• Applications: Industrial switchgear, motor protection, panelboards
• Class Rating: K5
• AIC rating: 50kA@250V
• Barrels: 1
• Weight: 1.35 lb
• Country of Origin: Mexico

Product Identification

• UPC: 051712300049
• GTIN: 00051712300049