The Mersen W098712 is a Protistor® SE 72 fuse holder designed for the secure installation of Mersen Size 72 square body semiconductor fuses. Engineered for demanding industrial power applications, it provides a robust and reliable mounting solution for protecting high-power semiconductor equipment such as drives, converters, UPS systems and renewable energy installations.
Designed specifically for the Protistor® Size 72 fuse range, the W098712 ensures dependable mechanical support and excellent electrical contact, helping maintain optimum fuse performance while simplifying installation and replacement during maintenance.
The fuse holder is a single-pole (1P) design suitable for systems up to 1500 V with a maximum current capacity of 1250 A. It is intended for use with compatible Size 72 square body semiconductor fuses in industrial power distribution and power conversion equipment.
Key Advantages
Designed specifically for Mersen Protistor® Size 72 semiconductor fuses.
Supports applications up to 1500 V.
Rated for fuse installations up to 1250 A.
Provides secure mechanical mounting and dependable electrical connections.
Simplifies fuse installation, inspection and replacement.
Suitable for OEM equipment and industrial maintenance applications.
Key Features
Mersen Protistor® SE 72 fuse holder.
Manufacturer part number: W098712.
Designed for Size 72 square body semiconductor fuses.
Single-pole construction.
Maximum voltage: 1500 V.
Maximum current: 1250 A.
Industrial-duty construction.
Suitable for high-power semiconductor protection systems.
Reliable Mounting for Semiconductor Protection
Fuse holders play a critical role in ensuring the safe and reliable operation of semiconductor protection systems. A correctly matched fuse holder provides secure electrical contact, maintains mechanical stability under high fault conditions and allows straightforward fuse replacement during routine maintenance.
The Mersen SE 72 fuse holder has been developed specifically for Protistor® Size 72 square body fuses used in demanding industrial applications requiring dependable semiconductor protection.
Typical Applications
Variable frequency drives (VFDs).
Industrial power converters.
UPS systems.
Renewable energy inverters.
Motor control centres.
Industrial automation equipment.
OEM semiconductor power assemblies.
Technical Specifications
Manufacturer
Mersen
Model
W098712
Product designation
SE 72
Product type
Fuse holder
Compatible fuse size
Protistor® Size 72 square body
Number of poles
1
Maximum voltage
1500 V
Maximum current
1250 A
Application
High-speed semiconductor fuse mounting
Mounting
Industrial panel or equipment installation
Manufacturer barcode
3605340155754
Frequently Asked Questions
What is the Mersen W098712?
The W098712 is a Protistor® SE 72 fuse holder designed for mounting compatible Mersen Size 72 square body semiconductor fuses.
Which fuse size is compatible with this holder?
The fuse holder is designed for Mersen Protistor® Size 72 square body semiconductor fuses.
What are the maximum electrical ratings?
The SE 72 fuse holder is suitable for applications up to 1500 V and 1250 A when used with compatible fuse assemblies.
Is the W098712 a fuse?
No. The W098712 is a fuse holder designed to accommodate compatible Protistor® Size 72 semiconductor fuses.
Where is the W098712 commonly installed?
It is commonly used in industrial drives, converters, UPS systems, renewable energy equipment and other high-power semiconductor protection systems.
Trusted for Industrial Power Protection
Mersen fuse holders are trusted by OEMs and industrial engineers worldwide for providing secure, reliable mounting of high-speed semiconductor fuses in demanding electrical installations.
Manufacturer
Mersen
Model
W098712
Product designation
SE 72
Product type
Fuse holder
Compatible fuse size
Protistor® Size 72 square body
Number of poles
1
Maximum voltage
1500 V
Maximum current
1250 A
Application
High-speed semiconductor fuse mounting
Mounting
Industrial panel or equipment installation
Manufacturer barcode
3605340155754
No documents available for this product.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...