Littelfuse FLSR 25 FLSR025 Fuse

Electrical, Fuse and Fuse Blocks, Fuse 600V Time Delay CLASS RK5 25 Amp

Littelfuse FLSR025 25A Class RK5 Time-Delay Fuse

Ensure reliable circuit protection with the Littelfuse FLSR025 Fuse, a high-quality Class RK5 industrial cartridge fuse designed for demanding electrical applications. This 25-amp, 600V AC / 300V DC time-delay fuse provides durable, dual-element protection for sensitive equipment, minimizing nuisance trips while safeguarding circuits.

🔧 Product Overview

The FLSR025 is a slow-blow (time-delay) fuse ideal for industrial, commercial, and electrical control systems. Its cartridge-style construction allows easy mounting in fuse blocks, clips, or holders, making it a versatile solution for protecting motors, transformers, and other high inrush current devices.

✅ Key Features

• Type: Dual-element, cartridge fuse

• Fuse Class: RK5

• Current Rating: 25 Amps

• Voltage Rating: 600V AC / 300V DC

• Time-Delay / Slo-Blo: Protects against temporary overloads

• Interrupting Rating: 20 kA @ 300 VDC, 200,000–300,000 A (varies by configuration)

• Mounting Method: Fuse block, clip, or holder (PG Holder compatible, LFR60030 series)

• Industrial Size: Cartridge-style for easy replacement

• Durable Construction: Long-lasting protection for critical circuits

🌬️ Benefits

• Protects motors, transformers, and industrial equipment

• Reduces nuisance trips from temporary overloads

• Compatible with standard industrial fuse blocks and holders

• Reliable high interrupting capacity for AC and DC applications

• Dual-element design ensures precision protection

🏠 Applications

• Industrial electrical panels

• Commercial HVAC systems

• Motor circuits and transformers

• Control panels and switchgear

📦 Specifications

• Manufacturer: Littelfuse

• Part Number: FLSR025

• Series: FLSR

• Current Rating: 25A

• Voltage: 600V AC / 300V DC

• Fuse Class: RK5

• Fuse Type: Time-Delay / Slo-Blo

• Mounting: Fuse block / clip / holder

Trust the Littelfuse FLSR025 Fuse for high-performance, reliable circuit protection in industrial and commercial applications.