The Fluke TL324, TL324-RGB, and TL321 SureGrip™ Test Lead Sets are designed to provide safe, accurate, and durable connections for professionals working with high-voltage or solar-powered systems. All models meet CAT III 1500 V and CAT IV 1000 V ratings, feature silicone insulation that remains flexible in harsh environments, and incorporate Fluke’s SureGrip™ technology for superior handling. The WearGuard™ indicator provides a clear visual signal when leads need replacement, improving field safety and reducing downtime. The TL324-RGB model includes 3 color-coded leads to support solar ground fault testing workflows, compatible with AC385-RGB Alligator Clips.