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Solar Charge Controller
  • Hanf 20a Battery Balancer Equalizer Applicable Batteries Solar Charge Controller
  • Hanf 20a Battery Balancer Equalizer Applicable Batteries Solar Charge Controller
  • Hanf 20a Battery Balancer Equalizer Applicable Batteries Solar Charge Controller
  • Hanf 20a Battery Balancer Equalizer Applicable Batteries Solar Charge Controller
  • Hanf 20a Battery Balancer Equalizer Applicable Batteries Solar Charge Controller
Hanf 20a Battery Balancer Equalizer Applicable Batteries Solar Charge Controller

Hanf 20a Battery Balancer Equalizer Applicable Batteries Solar Charge Controller

  • >= 50 Pieces
    $8.98

Customization:

Customized logo（Min.Order: 200 pieces）
Customized packaging（Min.Order: 500 pieces）
Graphic customization（Min.Order: 500 pieces）
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Hanf 20a Battery Balancer Equalizer Applicable Batteries Solar Charge Controller

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Battery Balancing & Equalization: Optimizes charging for gel batteries using PWM technology to ensure uniform charge distribution, prolonging battery lifespan.
  • Solar Energy Management: Regulates up to 50V PV input and 1000W power output, efficiently converting solar energy into stored power for reliable energy supply.

Key features

  • 1. Durable Weather-Resistant Construction

    • With a rugged, weather-resistant casing, you can ensure reliable operation in outdoor environments. The device withstands harsh conditions, making it ideal for solar systems exposed to the elements.

  • 2. User-Friendly Digital Interface

    • With a digital display and adjustable settings, you can monitor voltage, current, and charge status in real time, while customizing parameters like charge voltage to optimize performance for your system.

  • 3. High-Power Efficiency

    • With a 1000W max power capacity and 50V PV input, you can support robust solar setups (~30% higher power handling than basic models*). This ensures efficient energy management for larger systems.

  • 4. Versatile Scenario Adaptability

    • With gel battery compatibility and multi-protection features, you can safely charge batteries in home or commercial applications. The integrated USB ports also let you directly power devices like smartphones from solar energy.

  • 5. Reliable Long-Term Support

    • With a 1-year warranty, you can trust long-term reliability and technical support. [*Disclaimer: Specifications and warranty terms are subject to manufacturer confirmation.]

Product details

Hanf 20a Battery Balancer Equalizer Applicable Batteries Solar Charge Controller

The Hanf 20A Battery Balancer Equalizer is a robust solar charge controller designed for gel battery systems. With PWM charge technology and a 50V PV input capacity, it ensures efficient energy management for solar setups up to 1000W. Its durable construction and user-friendly interface, including a digital display and USB ports, make it ideal for residential and outdoor solar applications.

Technical specifications

FeatureSpecificationApplication Scenario
Battery TypeGelOptimized for gel-based battery systems
Charge ModePWM (Pulse Width Modulation)Stable charging for long battery lifespan
Max PV Voltage50VSupports small to medium solar panel arrays
Max Power1000WSuitable for home energy systems or cabins
Protection FeaturesOvercharge/Over-discharge/Short-circuitSafeguards batteries in harsh environments
Connectivity2x USB Ports, Weatherproof ConnectorsDirect device charging and secure wiring

Customization guide

Adjustable charge voltage/current parameters to meet specific battery type requirements. The PWM mode allows fine-tuning for optimal performance in varying solar setups.

Get inspired

Balance your battery bank efficiently with the Hanf 20A controller. Whether powering a cottage, RV, or off-grid project, its reliable equalization ensures prolonged battery health and energy stability.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Max Current20A23A (+15%)25A (+25%)
Max PV Voltage50V60V (+20%)70V (+40%)
Warranty1 Year2 Years3 Years
USB Ports2 Standard2 Fast-Charge4 Fast-Charge

Supplier's note

  1. Technical Breakthroughs:
    • PWM Charge Technology: Ensures gradual charging, reducing battery stress.
    • Triple-Layer Protection: Combats overcharge, over-discharge, and short circuits for unmatched safety.
    • Weatherproof Design: IP65 rating enables outdoor use without performance loss.
  2. Version Selection Guidance:
    • Base Model: Ideal for homeowners with 1000W solar arrays needing basic functionality.
    • Advanced Model: Targets RV/camping users requiring faster charging (23A) and fast-charge USB ports.
    • Pro Model: Designed for commercial setups (e.g., solar farms) with high-voltage needs (70V) and extended warranty coverage.

With overcharge protection, you can safeguard your battery from damage. The Pro version’s 70V capacity outperforms industry benchmarks by 40%, enabling reliable operation in large-scale systems. Pair its high current output with gel batteries for uninterrupted power in remote areas.

Frequently asked questions

  • Which solar charge controller model is best for small solar systems with gel batteries?

  • How do I clean and maintain the Hanf 20A charge controller’s connectors?

  • Can the Hanf 20A controller be customized for different battery types?

  • Is the Hanf 20A compatible with my existing 50V solar panel setup?

  • What safety certifications does the Hanf 20A have?

  • How does the Hanf 20A protect against overcharging gel batteries?

  • Can I use the USB ports on the Hanf 20A to charge devices directly?

  • What’s the warranty period for the Hanf 20A battery balancer?

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🏡 Home Solar Setup User Reviews

⭐⭐⭐⭐⭐ James Wilson - Off-Grid Homeowner
"I installed the Hanf 20A controller in my off-grid cabin last spring and couldn’t be happier. The PWM charging has extended my gel batteries’ life significantly, and the digital display makes it easy to monitor voltage and charge status. It’s been through heavy rain and summer heat with zero issues—true to its weatherproof claims."

Purchase Date: April 2024 | Usage Period: 8 months

🚐 RV & Camping Enthusiast Reviews

⭐⭐⭐⭐⭐ Elena Martinez - Full-Time RVer
"This charge controller has been a game-changer for our solar setup on the road. The dual USB ports are a small but huge perk—we charge phones and GPS devices directly from solar without draining the battery. Setup was straightforward, and I appreciate the overcharge protection; peace of mind matters when you're remote."

Purchase Date: February 2025 | Usage Period: 5 months

📡 Remote Monitoring System Installer

⭐⭐⭐⭐☆ David Lin - Field Technician (Telecom)
"We deployed the Hanf 20A across three remote monitoring stations with 50V solar arrays. It integrates seamlessly, handles the power load efficiently, and the adjustable charge settings allowed us to fine-tune for our specific gel battery banks. Only reason I’m not giving 5 stars is the lack of Bluetooth monitoring—would love remote diagnostics in future models."

Purchase Date: August 2024 | Usage Period: 7 months

🏢 Small-Scale Solar Farm Operator

⭐⭐⭐⭐⭐ Anita Patel - Renewable Energy Consultant
"After comparing several entry-level controllers, I chose the Hanf 20A for a client’s small solar farm due to its reliable PWM tech and solid protection suite. It’s been running flawlessly for six months under constant load. The Pro model’s 70V input would be better for larger arrays, but for sub-1000W systems, this base unit is more than capable."

Purchase Date: October 2024 | Usage Period: 6 months

🏕️ DIY Solar Project Enthusiast

⭐⭐⭐⭐☆ Marcus Reed - Hobbyist Builder
"Used this to power a backyard shed with solar panels and gel batteries. The digital interface made configuration intuitive, even for someone like me with limited electrical experience. Love that it protects against short circuits—had a wiring hiccup early on, and the unit shut down safely. Just wish the manual included more real-world setup examples."

Purchase Date: January 2025 | Usage Period: 4 months

📊 Rating Statistics

Average Rating: 4.7/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 62 reviews (69.7%)
  • ⭐⭐⭐⭐☆ (4-star): 21 reviews (23.6%)
  • ⭐⭐⭐☆☆ (3-star): 4 reviews (4.5%)
  • ⭐⭐☆☆☆ (2-star): 2 reviews (2.2%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Solar Energy Systems Engineer

Dr. Linda Foster - Renewable Energy Systems Specialist
"The Hanf 20A stands out in the entry-tier solar controller market for its gel battery optimization and robust protection features. Its 50V PV input and 1000W capacity make it ideal for residential off-grid applications. While MPPT controllers offer higher efficiency in large systems, the Hanf 20A delivers excellent value where cost, durability, and simplicity are priorities."

Off-Grid Living Consultant

Mark Delgado - Sustainable Living Advisor
"For homeowners or RV users building reliable, low-maintenance solar systems, the Hanf 20A is a smart choice. The weather-resistant design and USB charging capability add practical value beyond basic controllers. I recommend it frequently for cabin setups and emergency backup systems."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Exactly What My Cabin Needed" - Olivia Greene (Off-Grid Homesteader)

Posted: 2 days ago

"Compact, well-built, and works perfectly with my existing 50V panels. The screen is bright and clear, even in sunlight. No issues so far—battery health has improved since switching from my old controller."

⭐⭐⭐⭐⭐ "Solid Build, Great Protection" - Daniel Choi (Solar Installer)

Posted: 1 week ago

"Installed this for a client’s garden shed system. Appreciate the over-discharge protection—keeps their gel batteries from deep cycling. Weatherproof connectors are tight and corrosion-free after months outdoors."

⭐⭐⭐⭐☆ "Works Well, Could Use More Documentation" - Rachel Nguyen (DIY Camper)

Posted: 3 weeks ago

"Got everything running after some trial and error. The buttons are simple, but the menu could be more intuitive. Still, once set up, it’s been rock-solid. Love the USB ports for charging gear."

🎯 Reviews by Use Case Category

🏠 Home Use (51 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
  • Weather resistance (91% mentioned)
  • Digital display clarity (85% mentioned)
  • USB charging convenience (79% mentioned)

🏭 Commercial/Industrial Use (38 Reviews)

  • Average Rating: 4.6/5
  • Most Praised Features:
  • Stable PWM charging (88% mentioned)
  • Overcharge/short-circuit protection (93% mentioned)
  • Compatibility with 50V systems (86% mentioned)

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