The UltraSafe™ US272IRING fuse holder supports 800VAC and 800VDC systems with 2-pole protection for 27x60mm UL fuses. Features robust ring lug connections, visual fuse status indicator, and IP20 touch-safe rating.
£331.30
The Mersen C223516 (US272IRING) is a premium UltraSafe™ modular fuse holder designed for the safe installation and protection of 27 × 60 mm cylindrical fuses in industrial power distribution and semiconductor protection systems. Manufactured as part of the renowned Modulostar® CMS27 UltraSafe™ range, it combines finger-safe construction, high electrical performance and simple installation for demanding industrial applications.
Designed to provide IP20 finger-safe protection, the US272IRING allows fuse replacement without exposing live conductive parts. The holder features a 2-pole configuration, integrated visual blown-fuse indicator and ring lug terminals, making it ideal for industrial control panels, renewable energy systems, UPS installations and motor drive applications.
Rated for 800 V AC and 800 V DC with a conventional thermal current of 140 A, the C223516 offers dependable performance for protecting industrial electrical circuits while simplifying maintenance and improving operator safety.
The Mersen UltraSafe™ fuse holder range is engineered to improve both electrical safety and maintenance efficiency. Its finger-safe IP20 construction helps protect operators during fuse replacement, while the modular design enables straightforward installation in industrial control panels and electrical distribution equipment.
Compatible with Mersen Protistor® semiconductor fuses and other suitable 27 × 60 mm cylindrical fuse-links, the US272IRING provides a reliable solution for protecting drives, converters, UPS systems and industrial automation equipment.
| Item number | C223516 |
|---|---|
| Catalogue No | US272IRING |
| Description | Fuse Holder UltraSafe™ 800VAC 800VDC UL Fuse size 27x60 2-Pole Visual Indicator Ring lug IP20 |
| EAN/UPC Code | 3605340261868 |
| Rated voltage AC UL | 800 V |
| Rated voltage DC UL | 800 V |
| Rated voltage AC IEC | 800 V |
| Rated voltage DC IEC | 800 V |
| Ampere Rating | 140 A |
| RoHS Compliant | Yes |
| AC or DC | AC/DC |
| Fuse Size | 27x60 |
| Design Details | double pole |
| Indication System | Yes |
| Indication System Type | Visual Indicator |
| Number of Poles | 2-Pole |
| Torque Rating | 3.5 Nm |
| Rated Impulse Withstand Voltage | 8 kV |
| Rated Insulation Voltage | 800 V |
| Max Power dissipation of Fuse Links Pn | 11 W |
| Installation Mounting | DIN rail acc. EN 60715 |
| Product Width | 80 mm |
| Product Length | 93.5 mm |
| Product Height | 302 mm |
| Sell Pack Quantity | 1 EA |
| Sell Pack Weight | 0.303 kg |
| Sell Pack Width | 169.9 mm |
| Sell Pack Length | 220 mm |
| Sell Pack Height | 110 mm |
| Product group | Fuse Holders |
| Conventional Free Air thermal Current With Fuse-Links Ith | 140 A |
| Product Weight | 0.303 kg |
It is a modular fuse holder designed for safely mounting and protecting 27 × 60 mm cylindrical fuses in industrial electrical systems.
The holder is designed for 27 × 60 mm cylindrical fuse-links.
The US272IRING features a 2-pole configuration.
Yes, it incorporates a visual blown-fuse indicator for quick maintenance and fault identification.
The fuse holder is designed for convenient DIN rail mounting inside industrial electrical panels.
Mersen UltraSafe™ fuse holders are trusted worldwide for providing safe, reliable and easy-to-maintain protection solutions for industrial electrical distribution and semiconductor protection systems.
● Service Agreements
Credit Accounts
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
● frequently asked questions
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
● latest blog
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...