Victron BlueSolar PWM-DUO-USB Charge Controller - 12V/24V (20A)

Features

BlueSolar PWM-LCD&USB 

• Liquid Crystal Display
• Two 5 Volt USB outputs
• Lighting control function, fully programmable  
• Three stage battery charging (bulk, absorption, float), fully programmable
• Load output with low voltage and manual disconnect (programmable)
• Load output protected against over load and short circuit
• Protected against reverse polarity connection of the solar panels and/or battery
• Charges two separate batteries
• Programmable charge current ratio
• External Temperature sensor 

Specifications

• Battery voltage: 12 V/24 V with automatic system voltage detection
• Rated charge current: 20 A
• Second battery output: Yes
• Maximum solar voltage: 28 V/55 V
• Self-consumption: <10mA
• Load output Manual control + low voltage disconnect +timer
• Protection Battery reverse polarity (fuse) Output short circuit Over temperature
• Overload protection
  Shut down after 60 s in case of 130% load
  Shut down after 5 s in case of 160% load
• Short circuit: immediate shut down
• Grounding Common positive
• Operating temp. range -35 to +60°C (full load)
• Humidity (non-condensing) Max 95%

Battery

• Charge voltage 'absorption' Factory setting: 14,4V / 28,8V
• Charge voltage 'float' (2) Factory setting: 13,7V / 27,4V
• Low voltage load disconnect Factory setting: 11,2V / 22,4V
• Low voltage load reconnect Factory setting: 12,6V / 25,2V

USB

• Voltage 5V
  Current 2A (total from 2 outputs)

Protection Class

• IP20

Dimensions

• Height: 96 mm
• Width: 169 mm
• Depth: 36 mm
• Weight: 0.18 kg
• Terminal size: 6 mm²/AWG10