Mersen

1578 products

1578 products

Mersen A4BX800-55AE - Class DBL Current-Limiting Fuse 800A 600V (Bolt-In Connection)

A4BX800-55AH Mersen Amp-Trap Low Voltage Fuse
600V 800A Fuse - Essential Electric Supply

Mersen A4BX800-55AH - Low Voltage Fuse 600V AC 800A (Bolt-In ACB Class)

A4BY1000 Mersen AKR Series Low Voltage Fuse
600V 1000A Fuse - Essential Electric Supply

Mersen A4BY1000 - Class L Fuse 1000A (200kA AIC @600V)

Mersen A4BY1200 Fuse | AKR Series A4BY 600V 1200A - Essential Electric Supply

Mersen A4BY1200 Fuse | AKR Series A4BY 600V 1200A - Essential Electric Supply

Mersen A4BY1200 - Class L Fuse 1200A (200kA@600V Interrupting Capacity)

A4BY1500 Ferraz Shawmut AKR Series Low Voltage Fuse
600V 1500A Fuse - Essential Electric Supply

Mersen A4BY1500 - Class L Low Voltage Fuse 1500A (200kA AIC @600V)

Mersen A4BY1600 Fuse | AKR Series A4BY 600V 1600A - Essential Electric Supply

Mersen A4BY1600 Fuse | AKR Series A4BY 600V 1600A - Essential Electric Supply

Mersen A4BY1600 - Class L Fuse 1600A (200kA@600V Interrupting Capacity)

A4BY1800 Mersen AKR Series Low Voltage Fuse
600V 1800A Fuse - Essential Electric Supply

Mersen A4BY1800 - Class L Fuse 1800A (200kA@600V Interrupting Capacity)

Mersen A4BY2000 Fuse | AKR Series A4BY 600V 2000A - Essential Electric Supply

Mersen A4BY2000 Fuse | AKR Series A4BY 600V 2000A - Essential Electric Supply

Mersen A4BY2000 - Class L Fuse 2000A 600V (200kA AIC)

A4BY250 Mersen AKR Series Low Voltage Fuse
600V 250A Fuse - Essential Electric Supply

Mersen A4BY250 - Class L Fuse 250A 600V (200kA AIC Rating)

A4BY300 Mersen AKR Series Low Voltage Fuse
600V 300A Fuse - Essential Electric Supply

Mersen A4BY300 - Class L Fuse 300A (200kA@600V AIC Rating)

A4BY3000 Mersen AKR Series Low Voltage Fuse
600V 3000A Fuse - Essential Electric Supply

Mersen A4BY3000 - Class L Current-Limiting Fuse 3000A@600V (200kA AIC)

A4BY3500 Mersen AKR Series Low Voltage Fuse
600V 3500A Fuse - Essential Electric Supply

Mersen A4BY3500 - Class L Fuse 3500A (200kA AIC @600V)

Mersen A4BY400 Fuse | AKR Series A4BY 600V 400A - Essential Electric Supply

Mersen A4BY400 Fuse | AKR Series A4BY 600V 400A - Essential Electric Supply

Mersen A4BY400 - Class L Fuse 400A (200kA@600V Interrupting Capacity)

A4BY4000 Mersen AKR Series Low Voltage Fuse
600V 4000A Fuse - Essential Electric Supply

Mersen A4BY4000 - Class L Fuse 4000A (200kA@600V AIC)

A4BY5000 Mersen AKR Series Low Voltage Fuse
600V 5000A Fuse - Essential Electric Supply

Mersen A4BY5000 - Class L Fuse 5000A (200kA@600V Interrupt Rating)

A4BY600 Mersen AKR Series Low Voltage Fuse
600V 600A Fuse - Essential Electric Supply

A4BY600 Mersen AKR Series Low Voltage Fuse
600V 600A Fuse - Essential Electric Supply

Mersen A4BY600 - Class L Fuse 600A (200kA AIC @600V)

A4BY601 Mersen AKR Series Low Voltage Fuse
600V 601A Fuse - Essential Electric Supply

Mersen A4BY601 - Class L Fuse 601A (200kA@600V Interrupt Rating)

A4BY650 Mersen AKR Series Low Voltage Fuse
600V 650A Fuse - Essential Electric Supply

Mersen A4BY650 - Class L Fuse 650A 600V (200kA AIC Rating)

A4BY750 Mersen AKR Series Low Voltage Fuse
600V 750A Fuse - Essential Electric Supply

Mersen A4BY750 - Class L Fuse 750A 600V (200kA AIC)

Mersen A4BY800 Fuse | AKR Series A4BY 600V 800A - Essential Electric Supply

Mersen A4BY800 Fuse | AKR Series A4BY 600V 800A - Essential Electric Supply

Mersen A4BY800 - Class L Fuse 800A (200kA AIC @600V)

Mersen A4J1 Fuse | Amp-Trap A4J 600V 1A - Essential Electric Supply

Mersen A4J1 Fuse | Amp-Trap A4J 600V 1A - Essential Electric Supply

Mersen A4J1 - Class J Fuse 1A 600V (200kA AIC)

Mersen A4J10 Fuse | Amp-Trap A4J 600V 10A - Essential Electric Supply

Mersen A4J10 Fuse | Amp-Trap A4J 600V 10A - Essential Electric Supply

Mersen A4J10 - Class J Fuse 10A 600V (200kA AIC)

Mersen A4J100 Fuse | Amp-Trap A4J 600V 100A - Essential Electric Supply

Mersen A4J100 Fuse | Amp-Trap A4J 600V 100A - Essential Electric Supply

Mersen A4J100 - Class J Fuse 600V/100A (200kA AIC)

A4J110 Mersen Amp-Trap Low Voltage Fuse
600V 110A Fuse - Essential Electric Supply

Mersen A4J110 - Class J Fuse 110A (200kA AIC @600V)

Mersen A4J125 Fuse | Amp-Trap A4J 600V 125A - Essential Electric Supply

Mersen A4J125 Fuse | Amp-Trap A4J 600V 125A - Essential Electric Supply

Mersen A4J125 - Class J Fuse 125A (200kA AIC @600V)

Mersen A4J15 Fuse | Amp-Trap A4J 600V 15A - Essential Electric Supply

Mersen A4J15 Fuse | Amp-Trap A4J 600V 15A - Essential Electric Supply

Mersen A4J15 - Class J Fuse 15A 600V (200kA AIC Current-Limiting)

Mersen A4J150 Fuse | Amp-Trap A4J 600V 150A - Essential Electric Supply

Mersen A4J150 Fuse | Amp-Trap A4J 600V 150A - Essential Electric Supply

Mersen A4J150 - Class J Fuse 150A (200kA@600V Interrupting Capacity)

Mersen, Ferraz Shawmut A4J175 Fuse | Amp-Trap A4J 600V 175A - Essential Electric Supply

Mersen, Ferraz Shawmut A4J175 Fuse | Amp-Trap A4J 600V 175A - Essential Electric Supply

Mersen A4J175 - Class J Fuse 175A (200kA AIC @600V)

A4J20 Mersen Amp-Trap Low Voltage Fuse
600V 20A Fuse - Essential Electric Supply

A4J20 Mersen Amp-Trap Low Voltage Fuse
600V 20A Fuse - Essential Electric Supply

Mersen A4J20 - Class J Fuse 20A (200kA AIC @600V)

Mersen A4J200 Fuse | Amp-Trap A4J 600V 200A - Essential Electric Supply

Mersen A4J200 Fuse | Amp-Trap A4J 600V 200A - Essential Electric Supply

Mersen A4J200 - Medium Voltage Fuse 200A@600V (200kA AIC)

Mersen A4J225 Fuse | Amp-Trap A4J 600V 225A - Essential Electric Supply

Mersen A4J225 Fuse | Amp-Trap A4J 600V 225A - Essential Electric Supply

Mersen A4J225 - Class J Fuse 225A (200kA AIC @600V)

A4J25 Mersen Amp-Trap Low Voltage Fuse
600V 25A Fuse - Essential Electric Supply

Mersen A4J25 - Class J Fuse 25A 600V (200kA AIC)

Mersen A4J250 Fuse | Amp-Trap A4J 600V 250A - Essential Electric Supply

Mersen A4J250 Fuse | Amp-Trap A4J 600V 250A - Essential Electric Supply

Mersen A4J250 - Class J Fuse 250A@600V (200kA AIC)

A4J3 Mersen Amp-Trap Low Voltage Fuse
600V 3A Fuse - Essential Electric Supply

Mersen A4J3 - Class J Fuse 3A (200kA Interrupting Capacity)

Mersen A4J30 Fuse | Amp-Trap A4J 600V 30A - Essential Electric Supply

Mersen A4J30 Fuse | Amp-Trap A4J 600V 30A - Essential Electric Supply

Mersen A4J30 - Class J Fuse 30A (200kA@600V Interrupting Capacity)

A4J300 Mersen Amp-Trap Low Voltage Fuse
600V 300A Fuse - Essential Electric Supply

Mersen A4J300 - Class J Fuse 300A (200kA@600V Interrupt Rating)

A4J35 Mersen Amp-Trap Low Voltage Fuse
600V 35A Fuse - Essential Electric Supply

Mersen A4J35 - Class J Fuse 35A 600V (200kA AIC)

A4J350 Mersen Amp-Trap Low Voltage Fuse
600V 350A Fuse - Essential Electric Supply

Mersen A4J350 - Class J Fuse 350A (200kA@600V Interrupting Capacity)

Mersen A4J40 Fuse | Amp-Trap A4J 600V 40A - Essential Electric Supply

Mersen A4J40 Fuse | Amp-Trap A4J 600V 40A - Essential Electric Supply

Mersen A4J40 - Class J Fuse 40A 600V (200kA AIC)

Mersen A4J45 Fuse | Amp-Trap A4J 600V 45A - Essential Electric Supply

Mersen A4J45 Fuse | Amp-Trap A4J 600V 45A - Essential Electric Supply

Mersen A4J45 - Class J Fuse 45A 600V (200kA AIC)

1 … 20 21 22 23 24 … 40

Recently viewed

Same-day Shipping Available

Same-day Delivery Availabile

24/7 Customer Support

Subscribe today to hear first about our sales

United Fuses is here to ensure you get the right part, delivered on time, to keep your operations running smoothly and efficiently!

Get in touch

Disclaimer: United Fuses supplies new, used, surplus, and re-certified products. We are not affiliated with, authorized by, or officially representing any of the brands we offer. While most products from United Fuses include our own 2-year warranty, they do not come with the original manufacturer’s warranty. All trademarks, brand names, and logos are the property of their respective owners. This website is not endorsed, sponsored, or approved by any manufacturer or tradename mentioned. Copying, reproducing, linking, framing, scraping, spidering, automated bots, or transferring website content to other platforms or networked systems for any purpose is strictly prohibited.

© 2026 United Fuses Powered by Shopify

Mersen