Built-in surge protection and safety features are important considerations when selecting a socket power extension cord. These features help protect your devices from voltage spikes, electrical surges, and other potential hazards. Here are some common built-in surge protection and safety features you might find in a high-quality socket power extension cord:
1.Surge Protection:
Surge protection is designed to divert excess voltage from power surges, preventing potential damage to connected devices. This feature is especially important in areas prone to lightning strikes or sudden voltage spikes. Surge protection is often measured in joules, which indicates the amount of energy the protector can absorb before becoming ineffective.
2.Overload Protection:
Overload protection prevents the extension cord from carrying more current than it can handle, which could lead to overheating and fire hazards. Extension cords with built-in circuit breakers can detect overloads and automatically shut off power to the outlets, allowing you to reset them once the issue is resolved.
3.Grounded Outlets:
Grounded outlets provide an additional safety measure by redirecting excess electrical energy into the ground. This reduces the risk of electric shock and helps maintain a safe electrical environment. Grounded outlets are identified by the presence of a third prong or grounding pin.
4.Fire-Resistant Materials:
Extension cords made from fire-resistant materials, such as flame-retardant plastics, are designed to contain fires caused by short circuits or other electrical faults. These materials slow down the spread of flames and provide additional time for users to react and address the issue.
5.Child Safety Shutters:
Child safety shutters are designed to cover the openings of the outlets when they're not in use. These shutters prevent children from inserting objects or fingers into the sockets, reducing the risk of electrical accidents.
6.Indicator Lights:
Indicator lights on the extension cord can provide valuable information about its status. For instance, some cords have LED indicators that show whether the cord is properly grounded or if surge protection is functioning. These lights offer a visual confirmation of the cord's operational status.
7.Reset Buttons:
Reset buttons are commonly found on extension cords with built-in circuit breakers or surge protectors. If the circuit breaker trips due to an overload or surge, the reset button allows you to quickly restore power without needing to replace a fuse.
8.Joule Rating:
The joule rating of a surge protector indicates how much energy it can absorb during a power surge. A higher joule rating suggests that the surge protector can withstand more significant surges before it might need replacement. A higher rating provides better protection for sensitive electronics.
9.UL Certification:
UL and other certifications indicate that the extension cord has undergone rigorous testing for safety, performance, and compliance with industry standards. These certifications provide assurance that the product has met specific safety requirements.
10.Cord Length and Thickness:
The length and thickness of the extension cord's wires play a role in safety. Longer cords with thicker wires can handle higher currents without overheating. Using the appropriate cord length and thickness for your devices and intended usage can help prevent overheating and potential hazards.
Material: PVC
Input Voltage and Current: 13A/15A/125V AC
Exterior Color: black or customized
Wiring: SJT/SJTW/SJTOW 16/14/12AWG/3C