The BlueSolar PWM DUO-LCD&USB offers reliable solar charging with an easy-to-read LCD display and dual 5V USB ports. It features programmable lighting control, three-stage battery charging, and built-in protection against overload, short circuit, and reverse polarity. This DUO model can charge two separate batteries simultaneously with a configurable charge current ratio and includes an external temperature sensor for optimized charging.
Product Features:
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Liquid Crystal Display (LCD)
Easy-to-read interface for real-time status monitoring and setup. -
External Temperature Sensor (Included)
Ensures accurate temperature-compensated charging. -
Dual Battery Outputs
Charges two separate batteries simultaneously—ideal for vehicles, boats, or mobile homes. -
Built-In Protections
Safeguards against reverse polarity on both solar panel and battery connections. -
Programmable Battery Charging Algorithm
Supports AGM, GEL, Flooded lead-acid, and LiFePO₄ batteries with internal BMS. -
Dual USB Outputs (5V)
Two USB ports with a combined maximum output of 2A for charging small devices.
Specifications:
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Battery Voltage: 12/24 V (automatic detection; not available for LiFePO₄)
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Rated Charge Current: 5A
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Load Output: Manual control + low voltage disconnect +timer
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Automatic Load Disconnect: 10.5V (12V) / 21V (24V)
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Maximum Solar Voltage: 28V / 55V (1)
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Self-Consumption: 10 mA
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Protections: Battery reverse polarity (fuse), Over-temperature
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Grounding: Common negative
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Operating Temperature Range: -35°C to +55°C (full load)
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Humidity (non-condensing): Max 95%
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Charge Voltage 'Absorption': Factory setting: 14,4V / 28,8V
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Charge Voltage 'Float': 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
- Voltage: 5V
- Current: 2A (total from 2 outputs)
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Protection Class: IP20
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Terminal Size: 6 mm² / AWG10
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Weight: 0,15kg
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Dimensions (H × W × D): 96 x 169 x 36 mm (3.8 x 6.7 x 1.4 inch)
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Safety Standard: IEC 62109-1
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EMC Standards: EN 61000-6-1, EN 61000-6-3, ISO 7637-2
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Note: For 12V use 36-cell solar panels. For 24V use 72-cell panels or 2×36-cell panels in series. See manual for alternative voltage settings.