Fast Shipping On All Items 30 Days Money Guarantee Customer Support Excellent Service 100% Satisfaction Satisfaction Guaranteed 4 String Solar Combiner Box,Pv Combiner Box for Solar,With Lightning Arreste 15A Rated Current Fuse and 63A Circuit Breaker, IP65 Waterproof for On/Off Grid Solar Power System Specification Item model number AT-DC500V-4-1 Product Dimensions 12.21 x 11.81 x 6.89 inches Country of Origin China Item Weight 6.33 pounds Size 4 strings DC 500V dual insurance?Plastic) Manufacturer AIRTAK 11.81 inches x 12.21 inches x 6.89 inches. Weight: 6.33 lb Item Description For Free International Shipping Charge. There is No Original Box, Packing well in the Bubble Bag with the Manual included. ?Security Stability?:Equipped with 15a fuse, 20-40kA 2P DC500V lightning arrester, 32A DC500V circuit breaker, IP65 PC box V0 flame retardant PC flame retardant plastic shell, UV protection, can be used outdoors, box life more than 5 years ?Application ?:It can support photovoltaic grid-connected/off-grid solar power generation system, solar panel system, can support 12V system 780W, 24V system 1560W, 48V system 3120W solar panel system. ?Interior Collocation? :Built-in eight 15A rated fuses with a maximum current of 15A for a single PV input array. Their function is overload protection. 63A circuit breaker to provide short-circuit fault protection and control the output of the bus box. 1 lightning arrester, providing lightning protection function. ?Usage Precautions?:The maximum current of the load should be less than 80% of the fuse current. For example, a 12v-150w solar panel with a maximum current of 12a is more suitable for it than 15a. ?Easy installation?: The internal pre-connected cable and plug-and-play method provide a simple and convenient solution for connecting solar panels, saving you valuable time Product Description Positive and negative dual protection Eight 15a fuses are built in 20-40kA 2P DC500V lightning surge protection 63A DC500V circuit breaker IP65 PC box V0 flame retardant PC flame retardant plastic shell Good electrical conductivity, high efficiency,and Complimentary 2 fuses for replacement Built-in 8 individual 15A fuses (10*38mm), positive and negative dual protection, a single input array maximum current of 15A. 20-40kA DC500V lightning surge protection 63A 2P DC500V circuit breaker Return Policy ? We guarantee against any defective or misrepresented products. The original shipping label must be sent back to us to validate the return. A full refund can only be issued during the first 30 days upon receipt of the product. ? Returns will be voided if the product is mishandled or physical damaged by customer. ? Buyer will be responsible for all kind of return shipping/shipment to the seller for resolving the problem. ? Returns made for all non-defective, undamaged products are subject to a 15% restocking fee. Shipping and handling fees are absolutely non-refundable. If an item is returned to us due to an address issue, we do charge a reshipping fee to reship. If you would like a refund, there will be a 15% restocking fee applied. ? All returned products need to be assigned an RMA # (Return Merchandise Authorization #) prior to return. Please contact us through's messaging system to obtain an RMA# for the return. Any returned product without an RMA # on package will not be accepted or processed. ? Please contact us before returning. Feedback ? We appreciate your feedback and our system will automatically leave feedback for you after bid ends. ? Please contact us through message center if you have any problems, we will always try our best for 100% customer satisfaction. Payment Options Shop With Confidence