High-speed Protistor® fuse with gR characteristic for semiconductor protection, rated 12A at 800VAC, featuring integrated striker for remote indication.
£66.64
The Mersen T221438 is a dependable industrial fuse accessory designed to support the safe installation, operation and maintenance of compatible Mersen circuit protection equipment. Manufactured for professional electrical applications, it is suitable for use by panel builders, equipment manufacturers and maintenance engineers working with industrial fuse systems.
Designed as part of Mersen's comprehensive electrical protection range, the T221438 supports reliable integration with compatible fuse equipment. Its robust construction makes it suitable for installation in electrical control panels, power distribution assemblies and industrial machinery where dependable circuit protection components are essential.
The compact design allows the accessory to be incorporated into compatible Mersen fuse installations without occupying unnecessary panel space. Correct compatibility should be confirmed against the associated fuse holder, fuse base or circuit protection assembly before installation.
Correctly selected accessories help ensure that industrial fuse installations remain secure, accessible and dependable throughout their operating life. The Mersen T221438 is intended to support compatible circuit protection equipment in applications where component quality and installation reliability are important.
Before fitting the T221438, the equipment should be electrically isolated and the accessory's compatibility with the associated Mersen product should be confirmed. Installation must follow the equipment manufacturer's instructions and applicable electrical safety requirements.
| Item number | T221438 |
|---|---|
| Catalogue No | FR27GB80V12T |
| Description | High-Speed Cylindrical Fuse Protistor® Size 27x60 gR 800VAC IEC 12A With Striker |
| EAN/UPC Code | 3605340253665 |
| Rated voltage AC IEC | 800 V |
| Ampere Rating | 12 A |
| RoHS Compliant | Yes |
| AC or DC | AC |
| Speed/Characteristic | gR |
| Fuse Size | 26x60 |
| Mounting | Clip |
| Clearing I2t At Rated Voltage | 180 A²s |
| AC Max I.R./Breaking Capacity | I1: 90 kA |
| Design Details | gRB |
| Indication System | Yes |
| Indication System Type | Striker |
| Connection/Terminal Material | Silver-Plated Copper |
| Connection/Terminal Type | Ferrule |
| Product Diameter | 27 mm |
| Product Length | 60.3 mm |
| Sell Pack Quantity | 10 EA |
| Sell Pack Weight | 0.8 kg |
| Sell Pack Width | 123 mm |
| Sell Pack Length | 138 mm |
| Sell Pack Height | 30 mm |
| Product group | Semiconductor Protection Fuses |
| Body/Insulating Material | Ceramic |
| Product Weight | 0.08 kg |
| Power Dissipation at Rated Current Value | 2.5 W |
| HS Code | 85361050 |
| Country of Manufacture | France |
The T221438 is an industrial accessory intended for use with compatible Mersen fuse and circuit protection equipment.
No. The Mersen T221438 is an accessory for compatible circuit protection equipment rather than a replaceable fuse link.
It is typically used within industrial electrical panels, machinery assemblies and power distribution equipment.
No. Compatibility depends on the specific fuse holder, fuse base or protection assembly, so the associated equipment documentation should be checked before installation.
The accessory should be installed by a qualified electrical professional after the equipment has been safely isolated.
Mersen circuit protection products and accessories are widely used by panel builders, electrical engineers and equipment manufacturers in demanding industrial power distribution and automation applications.
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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...