Vansdon Solar FUSE-20A-2 Inline Solar Fuse Holder, 20A, IP67, 2-Pack

Measuring 5.1 x 1 x 2.2 inches, the Vansdon Solar FUSE-20A-2 is an inline fuse holder for solar PV circuits. Its 20A rating provides a defined point of overcurrent protection. A locking connector and waterproof ring support outdoor use when the connection is locked.

How to use it

Install the fuse holder inline in the DC side of a compatible solar power circuit, such as a setup with solar panels and a charge controller. It is also intended for use with inverters and other solar system components. If the circuit current exceeds the fuse’s rated current, the fuse interrupts the circuit to help protect connected PV equipment. For outdoor installations, engage the connector’s locking mechanism so the waterproof ring can provide its stated IP67 protection against water and dust. This makes the two-piece set useful for projects such as an RV or boat solar system, where PV components are installed outdoors.

Key specifications

• Model: Solar FUSE-20A-2
• Type: Inline solar PV fuse holder
• Current rating: 20A
• Voltage: 1000V
• Water and dust protection: IP67 when locked
• Materials: PC/PPO, metal, and rubber
• Mounting type: Through-hole mount
• Dimensions: 5.1 x 1 x 2.2 inches
• Color: Black-30
• Quantity: 2

Benefits

An inline fuse places overcurrent and short-circuit protection in the PV circuit rather than relying only on protection elsewhere in the system. When the rated current is exceeded, the fuse interrupts the circuit, helping guard solar equipment against electrical damage. The holder is designed for use across the DC side of a solar power generation chain, with applications that include panels, inverters, and charge controllers.

For an outdoor installation, the locking connector helps keep the connection stable, while the waterproof ring helps block water and dust when locked. That combination is relevant for solar equipment exposed to the elements, including RV and marine setups. The PC/PPO insulating material and metal and rubber components make up the holder’s construction for this electrical application. Buyers choosing between an inline protection point and relying on protection elsewhere can use this format to add a fuse directly to a PV circuit.

Customer feedback describes the holder as working well and being good quality, one buyer also mentioned using it with recently installed solar panels. These comments offer a practical view of the product, while the stated 20A rating and IP67 protection when locked remain the key specifications for planning an installation.

Questions before you buy

What does the 20A rating mean? The holder is rated for a 20A current. Its fuse interrupts the circuit if the rated current is exceeded, providing overcurrent protection for the PV equipment in the circuit.

Can it be used outdoors? It is designed for outdoor PV equipment. The stated IP67 water and dust protection applies when the connector is locked, so secure the connection during installation.

What solar components can it be used with? The listed applications include solar panels, inverters, charge controllers, and other solar power system components, including RV and marine PV setups.

Buying verdict

The Vansdon inline holder suits solar users who want a dedicated 20A fuse point in a PV circuit, with a locking connector and IP67 protection when locked for outdoor installations. With two holders in the set, it is a practical fit for solar panel, controller, RV, or marine system projects that call for inline DC overcurrent protection.