Powertech 20A Solar Regulator plus Lighting Timer with LCD Display

This is a PWM Solar regulator for controlling solar panel currents up to 20 amps and will solar charge many types of batteries. It even features an equalisation mode for wet type lead acid batteries which automatically cycles once a month for 2 hours.

Features:
User adjustable charging voltages
Suits wet or sealed lead acid, lead calcium, lead antimony, Ni-CD, NiFe batteries
Microprocessor control PWM (Pulse Width Modulation) for optimum charging
3-stage, Bulk, Absorption and Float charge with status on LCD display
Ampere Hour logging readouts in 3 sets, today and last 2 days
5-state LED indications of battery levels
Electronic overcharge protection and back current blocking to panel
Dusk to dawn automatic on-off with 10 selectable on-off programs
Adjustable battery low voltage level disconnect and reconnect for DC outputs
Battery reverse protection

Specifications
Battery Voltage: 12V
Maximum PV panel open circuit voltage: 26V
Continuous load/charge current: 20A
Maximum charge/load current (5 mins): 25A
Operation current (no load and PV): 30mA
Dimensions: 150(W) x 85(D) x 45(H)mm
Weight: 470g
Operating temperature: -10 to +50oC

MANUAL for MP3129 Solar regulator (PDF File)