The 30 Amp SC-30 Main Fuse 5 Pack is a set of high-quality time-delay fuses designed to protect the electrical components of spa and hot tub control systems. Each fuse is rated for 30 Amps and is built to handle temporary electrical surges without blowing immediately, ensuring the longevity and reliability of your spa equipment. With a voltage rating of 600VAC and a Class G designation, these fuses are specifically designed for the demanding environments of spas and hot tubs. This convenient 5-pack provides multiple replacements, ensuring you're always prepared to protect your system from overcurrent and short circuits.