ReviewsSolar Power System Controller

Solar Power DIY Handbook: So, You Want to Connect Your Off-Grid Solar Panel to a 12 Volts Battery?

  • ...xcessive low self-discharge rate ensuring up to 1 year maintenance-free storage. Built-in low-temp cut off prevents charging under 23 °F (-5 °C)..
  • This Off-Grid Solar System Kit includes four 12V100Ah LiFePO4 battery, 6 x 100W Solar Panels and one 3000W Pure Sine Wave Inverter Charger and one 40A MPPT Solar Charge Controller with Bluetooth Adapter, one pair 20ft 10AWG Solar Cables, one pair 6ft 8AWG Battery Cables and 6 x Solar Panel Mounting Brackets..
  • The ExpertPower Pure Sine Wave Inverter/50A Charger is designed to meet the needs of all battery systems including AGM, Wet, Gel, and LiFePO4 with 8 profiles and built-in UPS functionality that automatically switches between shore power and battery power in an industry leading 5ms..
  • The 40A MPPT controller utilizes modern solar technology to maximize your solar array's power generation by over 20% through sophisticated tracking and capture compared to PWM with auto-detects 12V/24V systems..
  • BMS-capable: Most Lithium batteries require BMS boards to protect the battery but the controller itself is able to operate with BMS-less batteries through its diverse set of protection capabilities including over-voltage, over-charge, low-voltage, deep discharge, and over-temperature compensation..
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HQST MPPT Solar Charge Controller 20 Amp Negative Grounded Controller with Bluetooth LCD Display, 12V/24V DC Input Solar Panel Regulator for Gel Sealed Flooded and Lithium Battery

  • 【HIGH TRACKING EFFICIENCY】- HQST 12V 20 amp Solar charge controller adopts advanced MPPT technology that ensures fast and stable track of the maximum power point, high tracking efficiency of up to 99%, and peak conversion efficiency of 98%. Maximizing the energy from solar panels to charge your system. It auto-detects 12V or 24V DC system voltages. The max load output current is 20A. If it exceeds the 20 amp DC load (240 watts), the overvoltage protection will turn off the output..
  • 【PARALELL CHARGE FUNCTION】- 2 HQST MPPT controllers of the same series(M2420N/M2440N/M4860N) can work together to charge the same battery with the parallel charge cable (not included), to meet high power charging requirements and 2 controllers should set the same battery pack voltage. Our negative grounded controller offers overcharging/over-discharging/overload/overheat/short circuit/reverse protection. The maximum degree avoids the damage due to system fault or installation error..
  • 【LCD SCREEN DISPLAY & REMOTE MONITORING】- 40A solar controller is equipped with an LCD screen and LED fault indicators, which can check device operating data and modify controller parameters. Built-in Bluetooth module, you can download the ‘’ChargePro 2.0'' (new version) or the "....
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HQST MPPT Solar Charge Controller 40 Amp Negative Grounded Controller with Bluetooth LCD Display, 12V/24V DC Input Solar Panel Regulator for Gel Sealed Flooded and Lithium Battery

  • 【HIGH TRACKING EFFICIENCY】- HQST 12V 40 amp solar charge controller adopts advanced MPPT technology that ensures fast and stable track of the maximum power point, high tracking efficiency of up to 99%, and peak conversion efficiency of 98%. Maximizing the energy from solar panels to charge your system. It auto-detects 12V or 24V DC system voltages. The max load output current is 20A. If it exceeds the 20 amp DC load (240 watts), the over voltage protection will turn off the output..
  • 【PARALELL CHARGE FUNCTION】- 2 HQST MPPT controllers of the same series(M2420N/M2440N/M4860N) can work together to charge the same battery with the parallel charge cable (not included), to meet high power charging requirements and 2 controllers should set the same battery pack voltage. Our negative grounded controller offers overcharging/over-discharging/overload/overheat/short circuit/reverse protection. The maximum degree avoids the damage due to system fault or installation error..
  • 【LCD SCREEN DISPLAY & REMOTE MONITORING】- 40A solar controller is equipped with an LCD screen and LED fault indicators, which can check device operating data and modify controller parameters. Built-in Bluetooth module, you can download the ‘’ChargePro 2.0'' (new version) or the ....
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HQST 570W 12V/24V High-Efficiency RV Solar Panel Kit with 40 Amp MPPT Charge Controller, Adaptor Kit, Tray Cables, Mounting Z Brackets for Camper Vans, RVs, Cabins, Boats, Rooftops

  • ...o visible defects, and all electrical data in spec, HQST’s solar panels outperform other conventional cells with visible defects, such as chipped cells, corner breakage, and color deviation. Each solar cell passes the strict EL test without any risks that might compromise cell efficiency..
  • 【Efficient MPPT Charge Controller with Built-in Bluetooth】Over 98% conversion efficiency and up to 99% tracking efficiency. The charge controller adopts a die-cast aluminum heat sink and premium IC and PCBA, maximizing the heat dissipation and minimizing the power loss from overheating. It can work under full load even in high-temperature conditions. With the built-in Bluetooth, enjoy the convenience of monitoring the operating data and modifying the parameters in real time..
  • 【Built to Last】HQST’s solar panels are engineered with corrosion-resistant aluminum frames and multiple-layer sheets that can ensure decades of outdoor durability. The IP65-rated junction box and solar connectors allow no worries about water splashes and rain. Tray cables and adaptor cables are all UV-resistant..
  • 【All Wiring Accessories, Ready for Installation】This solar kit comes with all the wiring accessories you need to build an off-grid system, including 3 × 190-watt solar p....
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ECI Power 200W 12V Solar Power Kit | 12V 20Ah LiFePO4 Lithium Battery | 200W Mono Rigid Solar Panels, 20A MPPT Solar Charge Controller | RV, Trailer, Camper, Marine, Off Grid, Solar Projects

  • ...providing an open avenue for all to know that safe lithium power should not be cost-prohibitive nor outside the scope of your project..
  • This Off-Grid Solar System Kit includes one 12V 20Ah LiFePO4 Battery, two 100W Monocrystalline Solar Panels and one 20A MPPT Solar Charge Controller with Bluetooth Adapter, one pair 10ft 12AWG MC4 Solar Cables, one pair 6ft 12AWG Battery Cables and two sets Solar Panel Mounting Brackets and one set Y Branch Adapter Cable..
  • Economical: At a phenomenal price point, the battery is rigorously lab-tested and guaranteed to meet a minimum 2000 cycles at 80% DOD, providing high-performance longevity with a maximum of 5000 cycles at 50% DOD..
  • System Detect: The 20A MPPT controller automatically recognizes 12V and 24V systems for quick setup and utilizes modern solar technology to maximize your solar array's power generation by over 20% through sophisticated tracking and capture compared to PWM with auto-detects 12V/24V systems..
  • Smart Tech: The controller automatically regulates charging profiles relative to ambient temperatures, providing the best lev....
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30A Solar Charge Controller, Solar Panel Charge Controller 12V 24V Dual USB Charge Regulator Intelligent, Adjustable Parameter Backlight LCD Display and Timer Setting ON/Off Hours(30A)

  • ☀【Dual USB】: This 30a solar charger controller compatibility with 12V 24V system. Fully 4-Stage PWM charge (Boost, ABS, Equalization, Float), the power MOSFET is used as and electronic switch without any mechanical switches and equipped with industrial-grade STM 8 microprocessor to prolong your battery life cycle..
  • ☀【LCD Display 】: Backlight LCD display PV/Battery/Load charge and discharge parameter. Adjustable Floating voltage/LVD/LVR/Load Timer for this charge controller according to needs.ADD Feature: Charge and Discharge Current, cumulative power generation and discharge power query.
  • ☀【Lead-acid Batteries】: Solar Charge controller is only suitable for lead-acid batteries: OPEN, AGM, GEL, not for nickel hydride, lithium, Liions, or other batteries. For protecting the lifespan of your battery, once the voltage of the battery drop below 8V, the solar controller will turn off automatically.
  • ☀【PWM Charge Controller Protection】:Dual MOSFET Reverse current /overheat /Under-voltage discharge discharge /short-circuit /open-circuit / over-load /over-charging protection.more safe for home, industrial, commercial etc.
  • ☀【Easy to Install and Operate】: The charge controller should connect the battery first, then the solar panel, an....
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ECO-WORTHY 8KWh 2000W 24V Solar Power Kit System for Home: 10pcs 195W Solar Panel+ 2pcs 25.6V 100Ah Lithium Battery+ 3500W 24V Inverter+ 60A Controller+ 6 String Combiner Box

  • ...events from overload,overcurrent etc..
  • [High Capacity Battery Bank]: Equipped with 5120Wh of 2 packs 25.6V 100Ah lithium batteries,which have higher discharging efficiency and more than 3000 times deep cycles than lead acid batteries. Besides built-in BMS(battery management system), the updated 60A solar charge controller can also prevent the lithium battery from getting damaged and provide double protection..
  • [Warranty]: 1 year warranty is provided. The ready-to-use solar system includes 10pcs 195W solar panel,1pc combiner box,1pc 60A solar charge controller, 1 solar inverter, 2pcs 25.6V 100Ah lithium batteries as well as accessories needed. Any other questions, please feel free to contact us..
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ExpertPower 200W 12V Solar Power Kit | 200W Mono Rigid Solar Panels, 20A MPPT Solar Charge Controller | RV, Trailer, Camper, Marine, Off Grid, Solar Projects

  • LiFePO4: ExpertPower’s newest line of batteries – The No.1 Sealed Lead Acid Battery Seller on Amazon..
  • This Off-Grid Solar System Kit includes two 100W Monocrystalline Solar Panels and one 20A MPPT Solar Charge Controller with Bluetooth, one pair 10ft 12AWG MC4 Solar Cables, one pair 6ft 12AWG Battery Cables and two sets Solar Panel Mounting Brackets..
  • System Detect: The 20A MPPT controller automatically recognizes 12V and 24V systems for quick setup and utilizes modern solar technology to maximize your solar array's power generation by over 20% through sophisticated tracking and capture compared to PWM with auto-detects 12V/24V systems..
  • Smart Tech: The controller automatically regulates charging profiles relative to ambient temperatures, providing the best level of charge in any condition and protecting against over-charge, over-discharge, overload, and short circuit..
  • Digital Display: The unit offers an ease-of-access screen interface, displaying data ranging from state of charge to battery health..
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HQST 400W Solar Panel Kit, 4 Pcs 100 Watt Monocrystalline Solar Panels + 40A MPPT Negative Grounded Controller + Mounting Z Brackets + Tray Cable + Adaptor Kit for RV Boat

  • ...ness and impact resistance, withstand high winds (2400Pa) and snow loads (5400Pa). IP65 rated junction box provides complete protection against environmental particles and low-pressure water jets. TPT back sheet ensures smooth performance over a long time..
  • 【LCD SCREEN DISPLAY & REMOTE MONITORING】- The 40A solar controller is equipped with an LCD screen and LED fault indicators, which can not only check device operating data and status but quickly determine system faults and modify controller parameters. Built-in Bluetooth module, you can download the APP ‘’ChargePro 2.0” app for remote monitoring that keeps 300 days of historical data..
  • 【HIGH HEAT DISSIPATION EFFICIENCY】- Die-cast aluminum heat sink makes the heat dissipation efficiency of the controller higher, which can minimize the power loss from heat. Using temperature sensors to compensate for battery charging voltage can extend battery life and improve system performance..
  • 【What You Will Get】- 4 x 100w monocrystalline solar panels.
  • 1 x 40 amp 12V/24V MPPT solar charge controller.
  • 4 x solar panel mounting Z brackets set..
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Renogy 300 Watts 12 Volts Monocrystalline Solar RV Kit with 30A PWM LCD Charge Controller/Solar Panel Connectors/Tray Cable/Corner Bracket Mount/Cable Entry housing for RV, Boat

  • Designed for off-grid solar panel system, caravan, RV, boat, Green house solar panel system. Monocrystalline solar cell efficiency: 22%.
  • Corrosionresistant aluminum frame for extended outdoor use, allowing the panels to last for decades as well as withstand high winds (2400Pa) and snow loads (5400Pa).
  • This kit includes our Adventurer 30A PWM Flush Mount Charge Controller can charge the battery quickly and safely under almost any condition.
  • Order will be delivered in multiple packages.
  • Bypass diodes minimize power drop caused by shade and ensure excellent performance in low-light environments.
  • Complete kit includes: (1) Renogy 300 Watt 12 Volt Monocrystalline Solar Panel (2) Adventurer Li 30A PWM Flush Mount Charge Controller (3) Connectors (4)Tray Cable (5)Corner Bracket Mount (6) Adaptor Kit.
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WindyNation 100 Watt Solar Panel Off-Grid RV Boat Kit with LCD PWM Charge Controller + Solar Cable + Connectors + Mounting Brackets

  • The kit includes: (1) 100 Watt WindyNation Solar Panel, 30-Amp (user adjustable) WindyNation P30L LCD Display Solar Charge Controller with Battery....
  • Designed for RVs, cabins, homes, boats, back-up and remote power use.
  • Kit will provide on average 350 Watt Hours (Wh) or 33 Amp hours of charge per day (depends on sunlight availability). Add more solar panels in the....
  • 100 Watt solar charging kit provides up to 100 watts of clean, free, renewable power.
  • PWM Solar Charge Controller has user adjustable settings! LCD Screen shows system amperage, voltage, amp-hours, temperature and DC load draw. See....
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