Steca Solar Panel Charge Controller/Regulator with LCD Display and Direct Output for 12V Loads up to 20, Pack of 1, PR2020

The (protective) features of the Steca PR 2020: – polarity protection for connected solar modules – polarity protection for connected loads at load output – polarity protection for connected batteries – short circuit protection at module input – short circuit protection at load output – protection against an excessive charging current – idle test during operation without battery or load – backflow protection  – surge protection – low voltage protection – excess temperature protection – overload protection load output – deep discharge protection – overcharge protection. Indicators via graphic display with night light function. The following measurement data can be viewed via the display: – charging level of the battery (in %) – voltage window – module power – charging current – load current – Ah meter battery charging – Ah meter discharge  – advance warning deep discharge protection – load disconnection. Technical data (at 25°): nominal voltage: 12 V /24 V maximum Module power: 20 A maximum Load current: 20 A maximum Own consumption (12 V / 24 V): approx. 12.5 mA /approx. 15.8 mA final charging voltage for gel batteries: Normal charging (float): 14.1 V / 28.2 V boost charging / boost for 2 hours: 14.4 V / 28.8 V balance charging (equal): – — V / – — V final charging voltage for lithium batteries: Normal charging (float): 13.9 V / 27.8 V boost charging / boost for 2 hours: 14.4 V / 28.8 V balance charging (equal): 14.7 V / 29.4 V type of protection: IP 22 approvedAmbient temperature: -10°C to +50°C. Dimensions (mm): 187 x 96 x 44. Connection terminals (fine wire / single wire): 16 mm² / 25 mm². Weight: 350 g. Operating instructions available in: German; English; French; Spanish