Description
Product Overview
The JALYKA BK/MDL-30-R is a precision‑engineered glass tube slow blow fuse designed for demanding industrial applications. Constructed from high‑quality borosilicate glass, the fuse body provides excellent thermal resistance and clear visual inspection of the fuse element. Rated at 30 amps and 250 volts, it delivers reliable over‑current protection while allowing brief surge currents without nuisance tripping. The compact form factor—measuring just 1.18 × 0.79 × 0.39 in and weighing 0.423 oz—makes it ideal for dense panel layouts where space is at a premium. Each unit is supplied individually, ensuring you receive a single, ready‑to‑install component that meets strict industry standards.
![[Product front view showing all components]](https://www.xolviro.store/wp-content/uploads/2026/08/9112e765908f49b0b7368934efab029c.jpg)
Usage
This slow blow fuse is suited for a variety of environments, including manufacturing equipment, HVAC systems, power distribution units, and electronic control panels. Its slow‑blow characteristic is particularly beneficial in applications where temporary inrush currents are common, such as motor start‑up, transformer energization, and LED driver circuits. The fuse can be mounted on printed circuit boards or panel boards using standard fuse holders, and its low profile allows it to fit into tight enclosures without compromising safety. Designed for unisex adult use, the product requires no assembly, enabling quick replacement and minimal downtime.
Why Choose Us
Choosing the JALYKA BK/MDL-30-R means selecting a product backed by rigorous quality control and a reputation for durability. JALYKA manufactures each fuse in a controlled environment, testing for consistent blow characteristics and ensuring compliance with IEC standards. The glass tube construction not only provides superior heat dissipation but also allows visual verification of the fuse element, giving technicians confidence during maintenance checks. Our commitment to customer satisfaction includes responsive technical support, a clear warranty policy, and readily available replacement parts, ensuring that your operations stay protected and efficient.
Key Features
- Compact size fits into tight panel spaces, reducing overall system footprint.
- Slow‑blow design tolerates brief surge currents, preventing unnecessary interruptions.
- High‑quality glass tube offers clear visual inspection and excellent thermal resistance.
- 30 A rating at 250 V provides robust protection for a wide range of industrial loads.
- Dedicated JALYKA customer support ensures fast assistance and easy replacement.
FAQ
What does “slow blow” mean for this fuse?
“Slow blow” indicates that the fuse tolerates short‑duration overloads, such as inrush currents, before opening. This helps prevent nuisance trips in equipment that experiences temporary spikes during start‑up.
Can this fuse be used in a PCB mount?
Yes, the BK/MDL-30‑R is compatible with standard PCB fuse holders. Its low profile and lead spacing make it easy to solder onto a board without requiring additional space.
Is the glass tube fragile during installation?
The borosilicate glass used is designed to withstand normal handling and thermal cycling. While it is not as impact‑resistant as ceramic, careful installation following the manufacturer’s guidelines will prevent breakage.
What warranty does JALYKA offer for this fuse?
JALYKA provides a one‑year limited warranty covering manufacturing defects. If a defect is identified, the company will replace the fuse at no cost to the customer.
How do I verify that the fuse has blown?
The transparent glass tube allows you to see the fuse element. A broken or melted element indicates that the fuse has operated and needs replacement.



















































































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