solar module 230 watt Easy installation 25 years warranty CE certification Solar panel 230 Watt: Electrical Characteristics BCT230-24 Maximum power at STCPmax 230W Optimum operating voltageVmp 34.4V Optimum operating currentImp 6.9A Open-circuit voltageVoc 43.2V Short-circuit currentIsc 7.50A Short-circuit current temperature coefficient 0.065± 0.015% / Open-circuit voltage temperature coefficient -80± 10mV/ Peak power temperature coefficient -0.5± 0.05% / NOCT ( Air 20; Sun 0.8kW/ m wind 1m/ s) 47± 2 Operating temperature -40 to 85 Maximum system voltage 600V DC Power tolerance ± 3% 1.STC: lrradiance 1000W/ m2, Module temperature 25, AM= 1.5 2.Nominal 24V DC standard output. 3.High efficiency, good quality. 4.High transmission tempered glass. 5.TPT imported from Krempel, Germany 6.Rugged design to withstands high wind pressure and snow load, easy installation. 7.Aesthetic appearance. 8.Design to meet unique demand of customers. 9.25 years module output warranty. 10.Built-in diode prevents reverse charging