Mersen collection

Mersen

Mersen is a global expert in electrical protection and power transfer technologies, widely utilized in industrial automation for circuit protection, power distribution, and thermal management. Their comprehensive product lines include fuses, surge protective devices, disconnect switches, and specialized busbars, essential for ensuring system reliability and safety in demanding environments. Engineers value Mersen for their robust design, adherence to international standards, and long-term performance. Industrial Automation Co. stocks new and refurbished Mersen parts with quote-based pricing.

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5M+

Our 5M+ catalog features active breakers, drives, PLCs, relays, and operator interfaces.

24 Months

We offer 24 months warranty on selected brands

24h

Typical quote turnaround for hard-to-source and legacy replacement requests

OEM+

New, refurbished, and surplus paths surfaced clearly for procurement teams

Hard-to-find parts, sourced fast

Real value

Access millions of industrial automation components across PLCs, drives, HMIs, and more. We help you locate discontinued, surplus, and in-demand parts without delays.

Built for urgent procurement

RFQ ready

Submit RFQs for multiple part numbers and get fast, accurate quotes. Ideal for maintenance teams, resellers, and engineers working against downtime.

Verified parts you can rely on

Trusted data

Every listing is backed by supplier validation, condition transparency, and real availability—so you can purchase with confidence.

Global sourcing, local reliability

Worldwide trust.

We work with trusted suppliers worldwide to deliver quality automation parts quickly—reducing lead times and keeping your operations running.

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Mersen  142520661

Mersen 142520661

Stand for exciter, for use in Alstom electric generator

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Mersen  W085556

Mersen W085556

British Standard fuse-link Protistor 17x27 aR 250V AC UL 150A

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Mersen  CUSCC2

Mersen CUSCC2

Fuse Holder Modulostar 600VAC 600VDC Class CC 2-Pole

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Mersen  S300718

Mersen S300718

Square Body High-Speed Fuse Protistor Size 73 aR 850VAC IEC 900VAC UL 1400A With Striker Flush ends metric threads

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Mersen  Q300486

Mersen Q300486

Square Body High-Speed Fuse Protistor Size 70 aR 1250VAC IEC 1300VAC UL 125A With Striker Flush ends metric threads

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Mersen  K221016

Mersen K221016

Fuse, GRB, Ceramic, 17X49, Bolt Mount, Separate Trip Indicator, 690VAC, 80A

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Mersen  D220964

Mersen D220964

British Standard fuse-link Protistor 17x49 gR 690VAC IEC 45A

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Mersen  W1046933

Mersen W1046933

Square Body High-Speed Fuse Protistor Size 32 aR 690VAC IEC 760VAC UL 550VDC UL 700A With Visual indicator Flush end...

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Mersen  C301302

Mersen C301302

Square Body High-Speed Fuse Protistor Size 73 aR 600VAC IEC 650VAC UL 1800A With Striker Flush ends metric threads

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