Please take the time and compare products that look the same but are definitely not! INCLUDED in the package there are 2 MC4 Y connector that will enable you to connect the 3 panels together! EVERY single panel has a build in S/N for identification and to ensure that the proper ID is available for warranties issues! 1 Cell Type: Monocrystaline (A Class). 4 Rated power (Pmax): 100W (0-5+%).5 Open Circuit Voltage (Voc): 22.7V. 6 Short Circuit Current (Isc): 5.89A. 7 Max Power Voltage (Vmp): 18.2V. 8 Max Power Current (Imp): 5.5A. 9 Solar Panel Grade: A. 10 Nominal Operating Cett Temperature: -40 to +85C. 11 Maximum System Voltage: 1000VDC. 12 Output Terminal: Junction Box. This Item is Brand New Item. Canadian based solar wholesaler located in the heart of Montreal, Canada. Our experience is great in the green energy and we have proved this with our past projects. We are known for our impeccable quality, great prices and customer service is the main objective of every team-member. The item "Solar Panel Panneau Solaire PV 300 W 3 100 mono W Watt 12 Volt MC4 chalet RV" is in sale since Thursday, September 21, 2017. This item is in the category "Home & Garden\Home Improvement\Electrical & Solar\Alternative & Solar Energy\Solar Panels". The seller is "solar-energy-dc" and is located in Montreal, Quebec. This item can be shipped to Canada, United States.