Rich Solar | BRAVO Waterproof 20 | 20 Amp Waterproof PWM Solar Charge Controller | Waterproof 20A 12V PWM Controller
BRAVO Waterproof 20 | 20 Amp Waterproof PWM Solar Charge Controller
Efficient and Rugged Off-Grid Power Control
The BRAVO Waterproof 20 is a 20 Amp PWM solar charge controller built for reliability and outdoor use. Designed with waterproof construction and thermal protection, it ensures stable and safe charging for your 12V battery system in various off-grid setups.
Key Features and Advantages
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PWM Technology: High-efficiency power management using advanced MOSFET switching.
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Waterproof Design: Sealed housing for reliable operation in harsh weather conditions.
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Battery Compatibility: Supports multiple battery types including Flooded, AGM, GEL, and Lithium (LiFePO4).
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Common Positive Grounding: Safe and consistent grounding design.
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Battery Settings via DIP Switch: Easy configuration for optimal battery performance.
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LED Indicators: Show battery condition and charging status at a glance.
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Smart Charging Control: Manages charge stages and optimizes battery life.
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No Spark Operation: Safe power-up and shutdown.
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Corrosion-Resistant Terminals: Long-lasting performance in marine and outdoor environments.
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Conformal Coating: Protects internal components from moisture.
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External BTS Port: Compatible with optional battery temperature sensor for enhanced accuracy.
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Certified Safety: CE, EMC, and FCC compliance with built-in protections:
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Overvoltage
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Short circuit
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Reverse polarity
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MOUNTING THE DEVICE
Specifications
ELECTRICAL PARAMETERS
| Rated solar panel amps: | 20AMP Max. |
| Normal input Solar cell array voltage: | 15-22VDC |
| Max. solar cell array voltage (output has no load): | 25VDC Max. |
| The controller lowest operating voltage (at solar or battery side): | 8VDC Min. |
| Standby current consumption at night | 5mA Max. |
| Maximum voltage drop-Solar panel to battery: | 0.25VDC Max. |
CHARGING CHARACTERISTICS
| Minimum battery start charging voltage: | 3VDC Min. |
| Soft start charging voltage: | 3-10±0.2VDC |
| Soft start charging current (50% PWM duty): | Up to 10AMP |
| Bulk charge voltage: | 10-14±0.2VDC |
| Equalization charging voltage at 25 ℃ | 15.5±0.2VDC |
| Equalization charging timer timed out: | 2 Hours |
| Battery temperature compensation coefficient | -24mV/°C |
| Temperature compensation range: | -20~+50°C |
PROTECTION
| Over temperature protection during charging: | 65°C |
ELECTRICAL PARTS
| Input output terminal: | M5 terminals |
PHYSICAL PARAMETERS
| Controller material: | Plastic, Standard ABS |
| Power terminal maximum stranded wire size: | #10AWG stranded-5mm² |
| Mounting: | Vertical wall mounting |
| IP grade: | IP65 |
| Net weight: | Approx. 0.3kg/0.66lb |
ENVIRONMENTAL CHARACTERISTICS
| Operating temperature: | -25~50°C(-13～122℉) |
| Storage temperature: | -40~85°C(-40～185℉) |
| Operating Humidity range: | 100% no condensation |
Manuals and Downloads
Are Solar Guys Pro Authorized Retailers?
Yes! We are proud to be one of the few online retailers who are authorized retailers for every single product we carry!
When Will My Order Ship?
Most orders ship within 1–3 business days. You’ll get a tracking number as soon as it ships via email!
Do We Accept Returns?
Yes absolutely, we have a no-hassle, 30-day return policy on all items! To refer to the full policy, click HERE
Are Products Brand New?
Yes! All products on Solar Guys Pro are 100% brand-new and in perfect condition.
We do not sell any used or refurbished items.
Orders over $500 include a FREE (Normally $149.99) 80-Page DIY Solar eBook — added automatically at checkout.
Frequently Asked Questions
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