Engineered for demanding industrial applications, this Protistor® fuse delivers rapid, reliable protection for high-power electrical circuits up to 1000A at 1250VAC. Its 2x73mm square body format and high interrupting capacity ensure optimal safety and minimal equipment downtime.
£549.48
The Mersen H300732 is an industrial electrical protection component identified by manufacturer reference H300732. It is intended for use with compatible power distribution, power conversion, machinery or electrical control equipment where precise component identification and dependable circuit protection are essential.
Using the complete Mersen H300732 reference helps engineers, panel builders, maintenance teams and purchasing professionals identify the specified part accurately. Matching the original manufacturer reference reduces the risk of selecting a replacement with unsuitable electrical ratings, operating characteristics, dimensions or terminal arrangements.
Detailed technical information for this exact reference could not be verified from reliable publicly available documentation. Before ordering or installing the H300732, confirm its exact product type, rated current, rated voltage, utilisation category, breaking capacity, terminal format and dimensions using the component label, equipment documentation or an official Mersen data sheet.
Electrical protection components must be selected according to the protected circuit, prospective fault current and requirements of the associated equipment. Products with similar external dimensions can have substantially different voltage ratings, current ratings, operating characteristics and fault-interruption capabilities.
The Mersen H300732 should therefore be selected using its complete manufacturer reference rather than appearance alone. A qualified electrical professional should verify every applicable rating, the connection format, mounting requirements, available installation space and environmental conditions before energising the system.
| Item number | H300732 |
|---|---|
| Catalogue No | PC273UD13C10CTF |
| Description | Square Body High-Speed Fuse Protistor® 2x73 aR 1250VAC IEC 1000A With Striker Flush ends metric threads |
| EAN/UPC Code | 3605340332773 |
| Rated voltage AC IEC | 1250 V |
| Ampere Rating | 1000 A |
| AC or DC | AC |
| Speed/Characteristic | aR |
| Fuse Size | 2x73 |
| Mounting | Bolted |
| Clearing I2t At Rated Voltage | 1400 kA²s |
| Melting I2t | 176 kA²s |
| AC Max I.R./Breaking Capacity | I1: 100 kA |
| Indication System | Yes |
| Indication System Type | Striker |
| Connection/Terminal Material | Silver-Plated Brass |
| Connection/Terminal Type | Flush ends |
| Product Width | 167 mm |
| Product Length | 91 mm |
| Product Height | 78.5 mm |
| Sell Pack Quantity | 1 EA |
| Sell Pack Weight | 2.53 kg |
| Sell Pack Width | 90 mm |
| Sell Pack Length | 205 mm |
| Sell Pack Height | 95 mm |
| Product group | Semiconductor Protection Fuses |
| Body/Insulating Material | Ceramic |
| Product Weight | 2.53 kg |
| Power Dissipation at Rated Current Value | 231 W |
| HS Code | 85351000 |
| Country of Manufacture | France |
The Mersen H300732 is an industrial electrical protection component identified by manufacturer part number H300732. Its exact construction, electrical ratings and configuration should be confirmed using official Mersen documentation.
Compare the complete H300732 reference, exact product type, voltage and current ratings, operating class, breaking capacity, terminal arrangement and dimensions with the existing component and equipment documentation.
It may be suitable where the original equipment specifies the same Mersen reference and every relevant electrical, mechanical and performance characteristic matches the application.
No component should be selected by appearance alone. Similar-looking electrical protection products can have different ratings, operating characteristics and fault-interruption capabilities.
Check the exact product type, rated voltage, rated current, operating class, breaking capacity, terminal arrangement, dimensions, mounting method and environmental requirements.
The component should be selected and installed by a suitably qualified electrical professional in accordance with the equipment instructions and applicable electrical regulations.
Mersen products are specified by engineers, equipment manufacturers, panel builders and maintenance professionals for industrial power management and electrical protection applications.
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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...