A6T45 - 45 Amp Fuse Description
A6T45 - 45 Amp Fuse
If you need a fuse that’s compact but reliable, the Mersen A6T45 Class T Fast-Acting Fuse is a smart choice. It delivers fast, dependable protection for your electrical equipment, helping prevent short circuits and overloads before they cause problems. At 45 amps, it fits neatly into panels and control systems without taking up too much space, making it ideal for drives, control panels, and other sensitive equipment. This fuse is built to last. Its glass melamine body holds up over time, while the stamped catalog numbers make it easy to identify and replace when needed. With a 200kA interrupting rating, it handles high-fault-current systems safely, and its Class T design ensures only the correct fuse is used—keeping your systems protected and compliant.
Key Features and Benefits
- Fast-acting protection for sensitive equipment
- 45 amp rating for AC and DC systems
- Works with 600VAC and 300VDC setups
- Limits damage during short circuits with high current-limiting capability
- Compact ferrule design saves space in panels
- Durable glass melamine body for stability
- Prevents incorrect fuse substitutions
- 200kA interrupting rating for high-fault-current applications
- Copper terminals for reliable electrical connections
- Stamped catalog numbers for quick identification
Technical Specifications
- Catalog Number: A6T45
- Series: A6T – Class T – Fast-Acting
- Ampere Rating: 45A
- Fuse Class: Class T
- Voltage Rating AC: 600VAC
- Voltage Rating DC: 300VDC
- Frequency: 50/60 Hz
- Fuse Type: Fast-Acting
- Interrupting Rating: 200kA
- Mounting Type: Clip
- Terminal Type: Ferrule
- Terminal Material: Copper
- Body Material: GMG (Glass Melamine)
- Product Diameter: 20.6 mm
- Product Length: 39.9 mm
- Product Weight: 0.0376 kg
- AC/DC Application: AC/DC
Material Compliance and Certifications
- The A6T45 is made for UL/CSA low-voltage applications and meets the safety requirements of commercial and industrial systems. Its high interrupting capacity and current-limiting design make it a safe and reliable choice for protecting your equipment.
Where It Works Best
- Industrial control panels
- Motor control centers
- Variable frequency drives (VFDs)
- Power distribution systems
- Commercial electrical systems
- UPS systems and power supplies
- Branch circuit protection for sensitive electronics
- OEM machinery and automation equipment
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Specifications
- Width:0.994
- Depth:0.994
- Height:1.562
- Amperes:45
- A.I.C. Rating & Volts:200 kA @ 600 V.AC
- Type:A6T
- Additional Notes:Cartridge Style, Non-Indicating, Very Fast-Acting, current-limiting Class T Fuse
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You may return unused items within 30 days of delivery for a full refund.
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