High-speed fuse offering superior protection for semiconductor devices, rated 700A at 690VAC IEC and 700VAC UL, featuring a striker indication system and flush ends with UNC threads.
£196.20
The Mersen T300466 is a manufacturer-specific industrial electrical component intended for use in compatible machinery, control panels, power distribution assemblies and automation systems. Its dedicated Mersen reference helps engineers, maintenance teams and procurement professionals identify the required part for replacement, repair and ongoing equipment support.
Mersen manufactures specialist electrical protection and power-management products for industrial machinery, electrical infrastructure and demanding power applications. Selecting the correct manufacturer reference is important for maintaining compatibility with the original equipment and supporting safe, dependable system operation.
Detailed technical specifications for the Mersen T300466 could not be reliably verified from publicly available product information. Its exact product type, rated current, operating voltage, utilisation class, breaking capacity, terminal arrangement and physical dimensions should therefore be confirmed from the product markings, original equipment documentation or official Mersen technical data before ordering or installation.
Manufacturer-specific references are essential when sourcing components for established machinery, control systems and power assemblies. Matching the complete Mersen part number helps maintenance teams avoid installing a product with incompatible electrical ratings, operating characteristics, mounting dimensions or terminal arrangements.
The Mersen T300466 should not be selected by physical appearance alone. Before installation, verify the full reference and every applicable electrical, mechanical and environmental specification against the original component, approved bill of materials or equipment manufacturer documentation.
| Item number | T300466 |
|---|---|
| Catalogue No | A070UD32TTI700 |
| Description | Square Body High-Speed Fuse Protistor® Size 32 aR 690VAC IEC 700VAC UL 700A With Striker Flush ends UNC threads |
| EAN/UPC Code | 3605340328912 |
| Rated voltage AC UL | 700 V |
| Rated voltage AC IEC | 690 V |
| Ampere Rating | 700 A |
| RoHS Compliant | Yes |
| AC or DC | AC |
| Speed/Characteristic | aR |
| Fuse Size | 32 |
| Mounting | Bolted |
| Clearing I2t At Rated Voltage | 440 kA²s |
| Melting I2t | 76 kA²s |
| AC Max I.R./Breaking Capacity | I1: 200 kA |
| Design Details | Standard Terminal |
| Indication System | Yes |
| Indication System Type | Striker |
| Connection/Terminal Material | Silver-Plated Brass |
| Connection/Terminal Type | Flush ends |
| Product Width | 59 mm |
| Product Length | 50.6 mm |
| Product Height | 65 mm |
| Sell Pack Quantity | 3 EA |
| Sell Pack Weight | 1.8099 kg |
| Sell Pack Width | 145 mm |
| Sell Pack Length | 245 mm |
| Sell Pack Height | 90 mm |
| Product group | Semiconductor Protection Fuses |
| Body/Insulating Material | Ceramic |
| Product Weight | 0.6033 kg |
| Power Dissipation at Rated Current Value | 100 W |
| HS Code | 85361090 |
| Country of Manufacture | France |
The exact product function could not be confirmed from reliable public technical information. T300466 is a Mersen manufacturer reference used to identify a specific component for compatible industrial electrical equipment.
Yes. T300466 is the supplied Mersen product reference and should be matched exactly against the original component or approved equipment documentation.
Check the markings on the original component, the equipment manual, the approved bill of materials or official Mersen documentation to confirm its function, electrical ratings, dimensions and connection arrangement.
A replacement should not be selected by appearance alone. Its ratings, operating characteristics, dimensions, mounting method and terminal arrangement must all be compatible with the original installation.
The component should be selected and installed by suitably qualified personnel in accordance with applicable regulations and the equipment manufacturer’s instructions.
Mersen products are specified across industrial machinery, electrical panels, power systems and maintenance applications where accurate component selection is essential.
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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...