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MERSEN FUSE BTIA55V20M25 A2C BTIA55V20M25
British Standard fuse-link IEC BS88 gG Type A2 550VAC 250VDC 20M25A with offset tag terminals, suitable for industrial and commercial electrical protection.
£4.30
Why Choose the Mersen BTIA55V20M25 BS88 Fuse Link?
The Mersen BTIA55V20M25 is a premium British Standard BS88 gG offset tag fuse link designed to provide dependable overload and short-circuit protection for low voltage electrical distribution systems. Manufactured by Mersen, this fuse delivers outstanding current limiting performance, ensuring reliable protection for industrial switchgear, distribution equipment and control panels. It complies with EN 60269-2 and BS88 Part 2 standards for general-purpose circuit protection.
The offset tag design allows secure installation into compatible fuse holders, fuse switch disconnectors and busbar-mounted assemblies. Engineered for demanding industrial environments, the BTIA series offers excellent reliability, helping minimise damage to electrical equipment during fault conditions while maintaining high operational safety.
With a 20M25 A current rating, 550 V AC and 250 V DC voltage ratings, the BTIA55V20M25 is suitable for protecting cables, switchgear, motor control equipment and industrial power distribution systems where dependable circuit protection is essential.
Key Advantages
- British Standard BS88 gG offset tag fuse link for industrial applications.
- 20M25 A current rating for reliable circuit protection.
- 550 V AC and 250 V DC ratings for versatile installations.
- Excellent current limiting characteristics reduce fault energy.
- Suitable for fuse holders, switch disconnectors and busbar systems.
- Manufactured to recognised IEC and BS standards for dependable performance.
Key Features
- Mersen BTIA offset tag fuse series.
- 20M25 A rated current.
- 550 V AC / 250 V DC voltage rating.
- gG utilisation category for general-purpose protection.
- Type A2 offset tag construction.
- Complies with EN 60269-2 and BS88 Part 2.
- Provides overload and short-circuit protection.
- Ideal for industrial power distribution and control panels.
Reliable Circuit Protection for Industrial Installations
The Mersen BTIA55V20M25 protects electrical circuits against overloads and short circuits by rapidly interrupting excessive fault currents. Its high current limiting capability helps reduce thermal and mechanical stress on electrical equipment, improving system reliability and extending component life.
Designed for electrical contractors, panel builders, OEM manufacturers and maintenance engineers, this BS88 fuse link is widely used throughout industrial and commercial power distribution systems where dependable protection is critical.
Typical Applications
- Industrial electrical distribution panels.
- Fuse switch disconnectors.
- Motor control centres.
- OEM electrical assemblies.
- Commercial electrical installations.
- Industrial switchgear and power distribution systems.
Technical Specifications
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| Fuse Class | gG | |
|---|---|---|
| Voltage | 550 V | |
| Item number | D1019248 | |
| Catalogue No | BTIA55V20M25 | |
| Description | British Standard fuse-link IEC BS88 gG Type A2 550VAC 250VDC 20M25A BTIA Offset Tag | |
| EAN/UPC Code | 3605340515657 | |
| Rated voltage AC IEC | 550 V | |
| Rated voltage DC IEC | 250 V | |
| In M Ich | 20M25 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC/DC | |
| Speed/Characteristic | gG | |
| Fuse Size | A2 | |
| Mounting | Bolted | |
| Clearing I2t At Rated Voltage | 2100 A²s | |
| Melting I2t | 420 A²s | |
| AC Max I.R./Breaking Capacity | I1: 80 kA | |
| Max. Rated Breaking Capacity DC | 40 kA | |
| Connection/Terminal Material | Tin-Plated Copper | |
| Connection/Terminal Type | Offset Tag | |
| Product Diameter | 14.5 mm | |
| Product Length | 86 mm | |
| Sell Pack Quantity | 10 EA | |
| Sell Pack Weight | 0.2 kg | |
| Sell Pack Width | 80 mm | |
| Sell Pack Length | 90 mm | |
| Sell Pack Height | 35 mm | |
| Product group | Low Voltage IEC Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.02 kg | |
| Power Dissipation at Rated Current Value | 1.6 W | |
| HS Code | 85361050 | |
| Country of Manufacture | India |
Frequently Asked Questions
What is the Mersen BTIA55V20M25 used for?
The BTIA55V20M25 provides overload and short-circuit protection for industrial and commercial low voltage electrical distribution systems.
What is the current rating of this fuse?
This fuse has a 20M25 A current rating.
What voltage is the fuse rated for?
The BTIA55V20M25 is rated for 550 V AC and 250 V DC operation.
What does the gG classification mean?
The gG utilisation category provides full-range protection against both overload and short-circuit faults for general-purpose electrical circuits.
Where is this fuse typically installed?
It is commonly installed in BS88 fuse holders, switch disconnectors, busbar assemblies and industrial electrical distribution equipment.
Trusted by Electrical Professionals Worldwide
Mersen BS88 fuse links are trusted by electrical engineers, panel builders and maintenance professionals for delivering dependable circuit protection, excellent current limitation and reliable long-term performance in demanding industrial environments.
