The Hager LE1825 D02 gG 400V 25A BiWtz fuse link electrical enclosure accessory is compared with similar circuit protection devices from Hager, EATON, and Siemens. All of them are designed to prevent overloads and short circuits in electrical systems, but they differ in current rating, physical size, housing type, and intended application.
⚙️ The table below compares key characteristics such as brand, rated current, operating class, voltage, and design type to show practical differences between the models.
| Comparison parameter | Hager LE1825 | Hager LE1840 | Hager LNH0025M | EATON D02 20A | Hager LF580G 80A | Siemens 3NW62301 | Practical significance |
|---|
| Brand | Hager | Hager | Hager | EATON | Hager | Siemens | Determines compatibility with existing distribution board ecosystems. |
| Fuse type | BiWtz D02 | BiWtz D02 | NH000 | D02 aR | Cylindrical 22x58 mm | Cylindrical NFC 22x58 mm | Different form factors require matching fuse holders or bases. |
| Rated current | 25 A | 40 A | 25 A | 20 A | 80 A | 100 A | Defines the maximum allowable electrical load for the connected circuit. |
| Operating voltage | 400 V | 400 V | 500 V | 400 V | Not specified | 500 V | Affects compatibility with various voltage networks. |
| Class / Characteristic | gG | gG | gG | aR | gG | gG | The gG class is universal for cable protection, while aR is specialized for semiconductor protection. |
◎ The following table evaluates the suitability of each product for specific use cases and equipment types.
| Use case | Recommended product | Why |
|---|
| Standard cable protection at 25A | Hager LE1825 | Ideally suited by rating and D02 type for residential and industrial electrical distribution boards. |
| Higher current circuits (40A) | Hager LE1840 | Provides reliable disconnection for loads up to 40A in a matching D02 construction. |
| Industrial NH distribution systems | Hager LNH0025M | Uses the NH000 standard, engineered for heavier industrial electrical loads and 500V systems. |
| Semiconductor equipment protection | EATON D02 20A | Features an aR characteristic specifically designed for safe operation with semiconductor devices. |
| High-power industrial installations | Hager LF580G or Siemens 3NW62301 | Cylindrical 22x58 mm format and high current ratings (80A–100A) fit demanding industrial environments. |
The Hager LE1825 fuse link differs from the alternatives by offering an exact match for the D02 standard at a 25 A rating with a general-purpose gG class. It is most suitable for standard residential and commercial electrical installations requiring reliable medium-current circuit protection. A buyer may prefer this model over the alternatives if their distribution setup is built for the D02 form factor and requires precisely a 25-ampere rating, whereas other choices serve different current loads, distinct physical dimensions, or specialized tasks such as semiconductor protection.
