Mersen A6K90R Fuse – Class RK1 – 90A – 600VAC/300VDC – Fast-Acting Blade Fuse (Amp-Trap® A6K-R)

The Mersen A6K90R is a Class RK1 fast-acting fuse engineered for dependable overcurrent and short-circuit protection in industrial and commercial electrical systems. Rated at 90 Amps, this Amp-Trap® fuse delivers rapid fault-clearing performance to safeguard conductors, control equipment, and downstream components from electrical damage. With voltage ratings of 600VAC and 300VDC, it is suitable for AC and DC systems requiring fast and reliable circuit protection.

Voltage and Rating

• Current Rating: 90 Amps
• Voltage Rating: 600VAC / 300VDC
• Frequency: 50/60 Hz
• Fuse Class: Class RK1
• Fuse Type: Fast-Acting (Fast-Blow)

Key Specifications

• Product Type: Industrial Fast-Acting Fuse
• Series: Amp-Trap® A6K-R
• Part Number: A6K90R
• Manufacturer: Mersen
• Mounting Style: Blade
• Response Type: Fast-acting for immediate fault interruption
• Performance Class: RK1 high interrupting capacity

Technical Specifications

• Protection Type: Overcurrent and short-circuit protection for industrial circuits
• Application Suitability: Feeders, branch circuits, control panels, HVAC systems, and industrial machinery
• Coordination Type: Designed for selective coordination and equipment protection
• Construction Features: High interrupting capacity, low let-through energy, and compact blade design
• System Integration: Compatible with AC and DC distribution systems up to rated voltage limits

Standards and Approvals

• UL Listed
• CSA Certified
• Class RK1 industrial fuse standard compliant
• IEC equivalent industrial protection standards (where applicable)

Product Data

• Manufacturer: Mersen
• Series: Amp-Trap® A6K-R
• Part Number: A6K90R
• EAN/UPC: 782001915728

Applications

• Industrial control panels
• Power distribution systems
• Motor branch circuit protection
• HVAC equipment
• Electrical feeders and sub-feeders
• Commercial and manufacturing facilities
• General-purpose machinery protection
• Systems requiring fast fault clearing and high reliability

Returns are easy

You may return items within 30 days of delivery for a refund.

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