Product Detail: STECA PR Series 20 Amp 12/24 VDC Charge Controller, PR-2020

The STECA PR Series features the latest charging technologies, combined with a Steca-AtonIC state of charge determination result in optimal battery maintenance. In addition, the controller has an energy meter which can be reset by the user.

Product features

State of charge determination with Steca AtonIC (SOC)
Automatic detection of voltage (12 or 24)
PWM control
Multistage charging technology
Load disconnection depending on SOC
Automatic load reconnection
Temperature compensation
Common positive grounding or negative grounding on one terminal
Integrated data logger
Night light function
Integrated self test
Monthly maintenance charge

STECA PR Series

Download Specification Sheet Here

Technical Data:
Solar Charge Controller	PR 1010	PR 1515	PR 2020	PR 3030
System voltage	12 V (24 V)
Max. module input short circuit current	10 A	15 A	20 A	30 A
Max. load output current	10 A	15 A	20 A	30 A
Max. self consumption	12 mA
End of charge voltage (float)	liquid 13.9 V (27.8 V); gel 14.1 V (28.2 V)
Boost charge voltage; 2 h	14.4 V (28.8 V)
Equalization charge	14.7 V (29.4 V)
(deactivated for gel accu); 2 h	14.7 V (29.4 V)
Reconnection setpoint (SOC/LVR)	> 50 % / 12.6 V (25.2 V)
Deep discharge protection (SOC/LVD)	< 30 % / 11.1 V (22.2 V)
Ambient temperature allowed	-ve 10 °C… +ve 50 °C
Terminal size (fine /single wire)	16 mm² / 25 mm²
Enclosure protection class	IP 22
Weight	350 g
Dimensions l x w x h	187 x 96 x 44 mm
Technical data at 25 °C / 77 °F