Description
Product Overview
The Baomain 20-pack of 10A cylindrical fuse links, identified by the model code RT18-32, is engineered to provide dependable over‑current protection for a wide range of electrical distribution systems. Each fuse link measures 10 mm in diameter and 38 mm in length, a compact profile that fits easily into standard fuse holders and panel boards without requiring additional modifications. Constructed from high‑quality copper alloy and insulated with heat‑resistant polymer, these fuses are capable of withstanding short‑circuit currents up to 100 kA while maintaining a continuous operating voltage of 500 V AC. This combination of high interrupt capacity and voltage rating ensures that the fuse will reliably clear fault conditions, protecting downstream equipment, wiring, and users from damage and fire hazards.
The design incorporates a cylindrical body that offers uniform current distribution and a low resistance path during normal operation, minimizing voltage drop and energy loss. The fuse element is precision‑engineered to melt predictably at the rated 10 A current, providing a clear visual indication of a fault when the link is removed from the circuit. The packaging includes 20 individual fuse links, each individually sealed to prevent moisture ingress and corrosion, extending shelf life and reliability even in demanding environments such as workshops, industrial facilities, and outdoor installations where temperature fluctuations are common.
Usage
These 10A cylindrical fuse links are ideally suited for protecting residential lighting circuits, outlet groups, and small appliance loads where a moderate over‑current protection level is required. They also perform excellently in commercial settings, such as office building panel boards, small‑scale HVAC units, and motor control centers that operate within the 10 A rating envelope. Installers can use the Baomain fuse links in both new construction projects and retrofit applications, thanks to their standard dimensions that match most existing fuse holders.
When selecting a fuse for a particular circuit, consider the continuous load current, the prospective short‑circuit current, and the coordination with upstream protective devices. The Baomain RT18-32 fuse link’s 100 kA interrupt rating provides ample margin for most distribution panels, ensuring that the fuse will act as the first line of defense before larger breakers engage. This makes the product a reliable choice for protecting sensitive electronics, lighting fixtures, and motor starters that could be damaged by excessive current.
Installation is straightforward: simply insert the fuse link into the designated slot, ensuring that the orientation matches the panel’s polarity markings if applicable. The fuse’s robust construction tolerates a wide temperature range, from -20 °C to +85 °C, allowing use in environments ranging from climate‑controlled indoor spaces to semi‑outdoor enclosures exposed to seasonal temperature swings. Regular inspection of the fuse links for signs of discoloration or physical damage is recommended as part of a preventive maintenance program.
Why Choose Us
Baomain Electric Co., Ltd has a long history of manufacturing high‑performance electrical components, and the RT18-32 fuse link reflects the company’s commitment to quality, safety, and consistency. Each batch of fuse links undergoes rigorous testing in accordance with international standards such as IEC 60269 and UL 248, verifying that the interrupt rating, voltage withstand, and time‑current characteristics meet or exceed industry expectations. This testing regime reduces the risk of premature failure and ensures that the fuse will operate exactly as specified when a fault occurs.
In addition to the technical specifications, Baomain provides comprehensive documentation, including detailed datasheets, installation guidelines, and safety notices, to help electricians and engineers make informed decisions. The company’s customer support team is available to answer technical queries, assist with product selection, and provide after‑sales service, reinforcing confidence in the long‑term reliability of the product.
Baomain’s supply chain management guarantees that the 20‑pack configuration is consistently stocked and ready for rapid dispatch, minimizing downtime for projects that require immediate replacement parts. The packaging is designed for easy handling, with each fuse link individually wrapped to protect against contamination and mechanical damage during transport and storage.
Key Features
- High interrupt rating of 100 kA ensures reliable fault clearing in demanding circuits.
- Compact 10 × 38 mm cylindrical design fits standard fuse holders without extra modifications.
- Durable copper‑alloy element with heat‑resistant polymer insulation provides long‑term stability.
- UL‑listed and IEC‑compliant, meeting rigorous safety and performance standards.
- Responsive customer support and easy replacement parts availability for uninterrupted service.
FAQ
What type of circuits are best suited for a 10A fuse link?
A 10A fuse link is ideal for lighting circuits, small appliance outlets, and low‑power motor loads where the continuous current does not exceed 10 amps. It is also appropriate for protecting control circuits in HVAC and small‑scale industrial equipment.
Can the Baomain RT18-32 fuse link be used in outdoor panels?
Yes. The fuse link’s polymer insulation is rated for temperatures from –20 °C to +85 °C, making it suitable for semi‑outdoor enclosures that experience seasonal temperature variations. However, it should be protected from direct exposure to rain or moisture.
How do I verify that the fuse has operated after a fault?
When the fuse link melts, the cylindrical element will be visibly broken or missing, and the holder will show a gap. Inspect the fuse holder for discoloration or a burnt appearance, and replace the fuse with a new Baomain 10A link to restore protection.
Is the 20‑pack configuration cost‑effective for large projects?
Purchasing the 20‑pack provides a lower unit price compared with single‑unit purchases, and the bulk quantity ensures you have spare fuses on hand for future maintenance, reducing overall project costs and downtime.
Do these fuse links meet international safety standards?
Yes. The Baomain RT18-32 fuse links are tested to comply with IEC 60269 and UL 248 standards, guaranteeing that they meet global safety and performance requirements for over‑current protection devices.




Baomain 10-Pack 32A Fuse Link RT18-32 10x38mm Tube 400V CE Listed
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