RS PRO 4A T Glass Cartridge Fuse 250V AC, 5 x 20 mm, Time Delay, Low Breaking Capacity 668-6001

RS PRO 668-6001 is a 4 amp, 250V AC glass cartridge fuse specifically designed for protecting electrical circuits and devices from overcurrent and short circuits. Its transparent glass body allows for easy visual inspection to determine if the fuse has blown, facilitating quick maintenance.

This fuse measures 5 x 20 mm which is a standard cartridge size compatible with widely available fuse holders. The T speed rating indicates a time delay or slow acting characteristic, suitable for applications where brief surge currents occur without triggering the fuse unnecessarily.

The fuse is rated for continuous operation up to a maximum of 125°C and a minimum operating temperature down to -55°C, ensuring reliable performance under various environmental conditions. Its low breaking capacity suits circuits where controlled interruption is required without dangerous explosion or rupture.

Typical applications include protection of motors, air conditioners, refrigerators, pumps, and other household or industrial electrical appliances. The fuse can also be employed in automotive and commercial equipment, offering versatile usage across different sectors.

Originating from Taiwan, this component assures dependable electrical circuit protection and ease of replacement when blown. Constructed with glass body allowing visual inspection of fuse status. Standard 5 x 20 mm size fits compatible fuse holders.

T speed rating provides slow acting anti-surge protection. Rated for 4 amps current and 250 volts AC operation. Low breaking capacity for controlled circuit interruption. Operates within temperature range of -55°C to 125°C.

Ideal for protecting motors, air conditioners, pumps, and electrical appliances. Suitable for industrial, commercial, residential, and automotive applications. Manufactured under RS PRO series for reliability and performance.

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