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Schurter Radial Non-Resettable Fuse 4A 250V AC Thermoplastic MST 250 Series 0034.6621
Specifications
| Country of Origin | Switzerland |
|---|---|
| Voltage | 250V ac |
| Diameter | 8.5mm |
| Brand | Schurter |
| Body Material | Thermoplastic |
| Height | 8.5mm |
| Length | 2in |
| Current Rating | 4A |
| Series | MST 250 |
| Maximum Operating Temperature | 125°C |
| Minimum Operating Temperature | -55°C |
| Lead Length | 18.8mm |
| Breaking Capacity | 35A |
| Standards/Approvals | RoHS |
| Lead Diameter | 0.64mm |
| Fuse Characteristics | Time Delay |
| Lead Orientation | Radial |
| Littelfuse Non-Resettable Fuse, Radial 4A, 250V acBrand | Littelfuse |
Key Features
- This fuse has a current rating of 4 amperes and operates at 250 volts AC.
- Featuring a thermoplastic body material resistant to high temperatures.
- It includes radial leads designed for direct solder mounting on PCBs or carriers.
- The fuse is time-delay type with a breaking capacity of 35 amperes.
- Operating temperature range is from -55°C to 125°C ensuring durability under various conditions.
- Compliance with RoHS standards and certified by CSA, UL, SEMKO and DIN-VDE 0820.
Product Description
Schurter 0034.6621 non-resettable radial fuse offers reliable overcurrent protection with a 4 ampere current rating and 250 volts AC rated voltage. This MST 250 series fuse is housed in a thermoplastic polyamide body that guarantees mechanical strength and thermal endurance, making it suitable for electronic circuit protection especially on PCB installations requiring direct soldering.
The fuse features radial T leads with 0.64 mm diameter and 18.8 mm length, designed for secure PCB mounting and effective connection. It operates effectively within a broad temperature range from -55°C minimum to 125°C maximum, suitable for various industrial and commercial electronics applications.
Its time-delay characteristic allows transient surges to pass without blowing, helping to protect sensitive components. The breaking capacity of 35 amperes ensures safe interruption during fault conditions. The fuse complies with international standards including RoHS, IEC 127-3, EN 60127, DIN-VDE 0820, and has certifications from CSA, UL, and SEMKO, assuring quality and regulatory compliance.
Typical uses include electronic circuit boards in industrial automation, electrical equipment, telecommunications, and consumer electronics. The lightweight thermoplastic body ensures easy handling and installation with excellent resistance to soldering heat at 260°C for 10 seconds.
Current rating is 4 amperes for moderate load circuits. Rated voltage of 250 volts AC suitable for many electrical applications. Radial lead design enables straightforward PCB mounting. Thermoplastic body provides insulation and durability.
Time-delay fuse characteristic for transient tolerance. Operating temperature range from -55°C to 125°C. Breaking capacity of 35 amperes supports safe circuit interruption. RoHS compliant and certified to international standards.
Schurter products provide reliable, high-quality protection solutions for various electronics and electrical engineering industries. Browse the Electronics & Electricals section on EnvMart for additional Schurter fuses and related components.
Explore more products in our Non-Resettable Fuse category.
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Frequently Asked Questions
This model has a current rating of 4 amperes.
It operates at a maximum voltage of 250 volts AC.
The breaking capacity is 35 amperes, ensuring safe interruption during fault conditions.
The fuse has a diameter of 8.5 mm and a height of 8.5 mm, with a length of 2 inches.
It operates effectively within a temperature range from -55°C to 125°C.
It features radial leads with a diameter of 0.64 mm and a length of 18.8 mm, designed for direct solder mounting on PCBs.
The fuse is housed in a thermoplastic body material, providing insulation and thermal endurance.
Yes, it complies with RoHS standards and is certified by CSA, UL, and SEMKO.
This unit has a time-delay characteristic, allowing transient surges to pass without blowing.
The country of origin for this fuse is Switzerland.
Typical uses include electronic circuit boards in industrial automation, electrical equipment, telecommunications, and consumer electronics.
This model is part of the MST 250 series of fuses.
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