Rich Solar | PWM Solar Charge Controller 20A BRAVO | RS-PWM20WP

BRAVO Waterproof 20 20 Amp Waterproof PWM Solar Charge Controller

Overview

The BRAVO Waterproof 20 is a 20 Amp PWM solar charge controller designed for reliable, stable, and safe charging of 12V battery systems in off-grid applications. It features waterproof construction and thermal protection, suitable for outdoor use in various environments.

Benefits

• Ensures efficient power management with advanced PWM technology using MOSFET switching
• Waterproof sealed housing allows operation in harsh weather conditions
• Compatible with multiple battery types including Flooded, AGM, GEL, and Lithium (LiFePO4)
• Common positive grounding provides safe and stable grounding
• Easy battery setting configuration via DIP switch
• LED indicators display battery condition and charging status
• Smart charging control manages charge stages to optimize battery life
• No spark operation for safe power-up and shutdown
• Corrosion-resistant terminals extend durability in marine and outdoor environments
• Conformal coating protects internal components from moisture
• External BTS port supports optional battery temperature sensor for improved accuracy
• Certified safety with CE, EMC, and FCC compliance including overvoltage, short circuit, and reverse polarity protection

Features

• Rated solar panel current up to 20 amps
• Normal solar array voltage range 15 to 22 volts DC
• Maximum solar array voltage 25 volts DC
• Minimum operating voltage 8 volts DC
• Low standby current consumption at 5 milliamps maximum
• Maximum voltage drop from solar panel to battery 0.25 volts DC
• Minimum battery start charging voltage 3 volts DC
• Soft start charging voltage between 3 and 10 volts DC
• Soft start charging current up to 10 amps at 50 percent PWM duty
• Bulk charge voltage range 10 to 14 volts DC
• Equalization voltage at 25 degrees Celsius is 15.5 volts DC with a 2 hour timer
• Battery temperature compensation of -24 millivolts per degree Celsius
• Temperature compensation range from minus 20 to plus 50 degrees Celsius
• Over temperature protection activates at 65 degrees Celsius
• Input and output terminals are M5 type
• Controller housing made of standard ABS plastic
• Supports stranded wire size up to number 10 AWG or 5 square millimeters
• Mounting designed for vertical wall installation
• Ingress protection rating IP65
• Net weight approximately 0.3 kilograms or 0.66 pounds
• Operating temperature range from minus 25 to plus 50 degrees Celsius
• Storage temperature range from minus 40 to plus 85 degrees Celsius
• Operating humidity up to 100 percent with no condensation

Specifications

• Rated solar panel amps: 20 amps maximum
• Normal input solar cell array voltage: 15 to 22 volts DC
• Maximum solar cell array voltage (no load): 25 volts DC maximum
• Controller lowest operating voltage (solar or battery side): 8 volts DC minimum
• Standby current consumption at night: 5 milliamps maximum
• Maximum voltage drop (solar panel to battery): 0.25 volts DC maximum
• Minimum battery start charging voltage: 3 volts DC minimum
• Soft start charging voltage: 3 to 10 volts DC ±0.2 volts
• Soft start charging current (50% PWM duty): up to 10 amps
• Bulk charge voltage: 10 to 14 volts DC ±0.2 volts
• Equalization charging voltage at 25°C: 15.5 volts DC ±0.2 volts
• Equalization charging timer: 2 hours
• Battery temperature compensation coefficient: -24 millivolts per degree Celsius
• Temperature compensation range: -20 to +50 degrees Celsius
• Over temperature protection during charging: 65 degrees Celsius
• Input/output terminal: M5 terminals
• Controller material: Standard ABS plastic
• Power terminal maximum stranded wire size: #10 AWG stranded (5 mm²)
• Mounting method: Vertical wall mounting
• IP rating: IP65
• Net weight: Approximately 0.3 kg (0.66 lb)
• Operating temperature: -25 to 50 degrees Celsius (-13 to 122 Fahrenheit)
• Storage temperature: -40 to 85 degrees Celsius (-40 to 185 Fahrenheit)
• Operating humidity range: 100% no condensation