The BFF63A3 fuse-holder is engineered for reliable, secure housing of A3 fuse-links, supporting up to 690VAC operation in demanding industrial environments. Its robust front-front design ensures straightforward installation and safe, efficient fuse replacement.
£25.46
The Mersen F230143, catalogue number BFF63A3, is a high quality British Standard fuse holder designed for dependable overcurrent protection in industrial and commercial electrical installations. Manufactured by Mersen, this fuse holder is engineered for use with A3 BS88 fuse links, delivering reliable electrical performance and long service life in demanding environments.
Featuring a front-front terminal configuration, the F230143 simplifies wiring within control panels and switchboards while maintaining excellent electrical contact. The insulated polyamide housing provides IP2X touch-safe protection, helping reduce the risk of accidental contact with live parts during fuse inspection or replacement.
With a rated current of 63 A and a maximum operating voltage of 690 V AC, the Mersen F230143 is ideally suited for electrical distribution systems, motor control centres, industrial machinery and OEM equipment. Its compact DIN rail mounting design makes installation straightforward in modern electrical enclosures.
The Mersen F230143 provides a secure mounting solution for BS88 A3 fuse links while maintaining low contact resistance and dependable electrical continuity. Its insulated design supports safer maintenance procedures and helps ensure reliable circuit protection in demanding industrial applications.
Widely specified by electrical contractors, panel builders and OEM manufacturers, this fuse holder is suitable for installations where safety, durability and compliance with British Standards are essential.
| Phase | Single Phase |
|---|---|
| Item number | F230143 |
| Catalogue No | BFF63A3 |
| Description | British Standard Fuse-Holder A3 Front-Front 690VAC Black |
| EAN/UPC Code | 3605340287974 |
| Rated voltage AC IEC | 690 V |
| Rated voltage DC IEC | 460 V |
| Ampere Rating | 63 A |
| RoHS Compliant | Yes |
| AC or DC | AC/DC |
| Fuse Size | A3 |
| Fuse Type/Class | BS |
| Design Details | Black |
| Number of Poles | 1-pole |
| Wiring range | 1-50mm² |
| Connection/Terminal Type | Front-Front |
| Torque Rating | 4 Nm |
| Housing Material | Polyamide |
| Installation Mounting | DIN rail |
| Product Width | 38 mm |
| Product Length | 74.5 mm |
| Product Height | 105.8 mm |
| Sell Pack Quantity | 6 EA |
| Sell Pack Weight | 1.59 kg |
| Sell Pack Width | 80 mm |
| Sell Pack Length | 244 mm |
| Sell Pack Height | 140 mm |
| Product group | Fuse Holders |
| Body/Insulating Material | Polyamide |
| Product Weight | 0.265 kg |
| HS Code | 85369095 |
The F230143 is a British Standard fuse holder designed to securely mount A3 BS88 fuse links in industrial and commercial electrical installations.
The fuse holder has a rated current of 63 A.
It is rated for 690 V AC and 460 V DC operation.
The F230143 features a front-front terminal configuration, making wiring straightforward within electrical panels.
It is commonly installed in switchboards, distribution panels, motor control centres and industrial machinery using BS88 fuse protection.
Mersen BS fuse holders are trusted worldwide by electrical engineers, panel builders and OEM manufacturers for delivering safe, reliable and standards-compliant protection in low-voltage power distribution systems.
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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...