Features: 【15/30/40A DC circuit breaker, no polarity】 - The DC isolator switch is designed with a 40A circuit breaker that does not require polarity. It ensures the safe operation of the circuit and protects both positive and negative poles. 【Waterproof IP65 PC alloy box】 - The isolator switch is housed in a waterproof IP65 PC alloy box, providing excellent protection against moisture and other environmental factors. 【With MC solar connectors】 - The switch comes with MC solar connectors, allowing for quick and safe installation. It is a plug and play solution for connecting the circuit breaker to the solar . 【IP65 waterproof and easy to install】 - The switch is IP65 waterproof, ensuring its durability in outdoor installations. The transparent cover allows for easy monitoring of the circuit breaker's status. 【Suitable for photovoltaic solar panels】 - The isolator switch is suitable for use in networked photovoltaic solar panel s and off-grid solar power generation s. It provides reliable protection for the circuit between the solar panel and the controller. Specifications: -Product Name: DC Isolator Switch -Material: PC Alloy -Size:165*80*93mm -Color: as show -Current: 30A, 40A -Waterproof：IP65 -Style：2 Pin -Working voltage: DC12V-400V or AC90-400V -Poles: 2P; for L and N poles or + and - pole -Rated current: 15A，30A，40A -Switching Capacity: 4 kA Ics=Icu -Trigger curve: B (3-5 I/inch) -Mechanical life: 10,000 times -Electrical life: 4,000 times -Standards: IEC60898 / GB10936 Package Content: 1x DC Isolator Switch 4x Photovoltaic connectors 1x Special wrench 4x Expansion pipe 4x Screws 4x Waterproof cap Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. 80 93mm-Color: as show-Current: 30A, 40A-Waterproof：IP65 -Style：2 Pin-Working voltage: DC12V-400V or AC90-400V-Poles: 2P; for L and N poles or + and - pole-Rated current: 15A，30A，40A-Switching Capacity: 4 kA Ics=Icu-Trigger curve: B (3-5 I/inch)-Mechanical life: 10,000 times-Electrical life: 4,000 times -Standards: IEC60898 / GB10936Package Content:1x DC Isolator Switch 4x Photovoltaic connectors1x Special wrench4x Expansion pipe4x Screws4x Waterproof capNote:1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.