Eaton 203B350H03 - Low Voltage Fuse 600V 800A (200kA Interrupt Rating)

Eaton 203B350H03 is a low-voltage current-limiting fuse designed for industrial circuit protection in high-current applications. Rated for 600V AC systems with an 800A interrupting capacity, it provides reliable overcurrent protection in demanding environments. The fuse features a durable ceramic body construction with precise alloy elements, weighing 5 lb for robust mechanical stability. It complies with UL/CSA standards for safety-critical power distribution systems. Typical applications include motor control centers, switchgear, and industrial power panels requiring 800A protection.

Key Features & Specifications

• Type: Current-limiting low-voltage fuse with ceramic body and silver-element construction
• Voltage Rating: 600V AC
• Current Rating: 800A
• Dimensions: Industry-standard DIN-style cartridge (exact dimensions per Eaton 203B series)
• Standards: UL 248-12, CSA C22.2 No. 248.12
• Applications: Industrial power distribution, MCCs, switchgear protection
• Weight: 5 lb
• Interrupting Rating: 200kA symmetrical (per UL/CSA standards)
• Temperature Rating: -40°C to +125°C operational range