Description renogy 30A Male and Female solar in-line fuse holder waterproof w/ fuse rated current: 30A rated voltage: 1000 V DC test voltage: 6000V (50Hz, 1 Min) contact resistance of plug connector: 1mω insertion force/ withdrawal force: ≤50N/ ≥50N contact material: copper, silver plated fuse can replace insulation material: PPO safety tips unplugging under load: PV plug connections must not be unplugged while under load. They can be placed in a no load state by switching off the DC/AC converter or breaking the AC circuit Interrupter. Plugging & unplugging while under voltage is permitted. disconnected connectors should be protected from dirt & water with sealing caps. we sell entire home/business solar System both on grid & off grid, including racking, inverters & other system components.