A4BY601 - Mersen Class L Time Delay Fuse, 601A, 600VAC, 300VDC, Current Limiting, 4 Second Time Delay, 2-1/2" x 8-5/8"

A4BY601

A4BY601 is a Mersen Class L time delay, current limiting fuse designed for robust circuit protection in demanding environments.

This fuse features a 601 amp rating, 600V AC and 300V DC voltage ratings, and a 4-second time delay for enhanced motor and equipment protection. Its unique physical dimensions prevent replacement by other fuse classes, and the glass melamine body with plated terminals ensures durability in harsh conditions. The A4BY601 is UL listed, CSA certified, and self-certified for DC applications, making it a reliable choice for industrial power distribution.

Key Specifications
• Amperage: 601A
• Voltage: 600V AC, 300V DC
• Poles: 1
• Mounting Type: Blade (Amp-Trap)
• Interrupt Rating: 200,000A AC, 100,000A DC
• Series/Frame: Class L
• Trip Unit: Time Delay (4 seconds)
• Certifications: UL listed (248-10), CSA certified (C22.2 No. 248.10), self-certified DC per UL248
• Physical Size: 2-1/2" x 8-5/8"
• Current Limiting: Yes
• Body Material: Glass melamine
• Terminals: Plated for harsh environments

At Essential Parts, we offer fast shipping, lowest price, and expert support to help you get the right product every time.

Specifications

• Part Number: A4BY601
• Manufacturer : Mersen
• Brand : Mersen
• Category : Fuse
• Item Subcategory : Low Voltage Fuse
• Family : AKR Series
• Type : A4BY
• Voltage : 600
• Amperage : 601
• AIC rating : 200kA@600V
• Diameter : 2.5
• Class Rating : L
• Barrels : 1

Product Data

• UPC : 782001939076
• GTIN : 00782001939076
• Country of Origin : Mexico
• Dimensions : x 8-5/8 in x
• Weight : 5
• Certification : CSA, UL