SKU: 54201938172

Solar Technology 20A Dual Battery Charge Controller

Sale price$69.30 Regular price$77.00
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Ships within 48 hours · Estimated delivery Sep 26 - Oct 1

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Description

Solar Technology 20A Dual Battery Charge ControllerNominal System Voltage: 12 24VDC (automatic system voltage recognition) Battery Voltage Range: 6 36V Rated Battery Current: 20A Over Voltage Disconnect Voltage: 16V 32V Charging Limit Voltage: 14. 6V 29. 2V Equalize Charging Voltage: 14. 6V 29. 2V Float Charging Voltage: 13. 8 27. 2V Operating temperature: 35oC to +55oC Overall dimensions: 135 x 70 x 35mm Terminal size: 6mm2 Net weight: 165g This controller is for off grid solar systems and has the

  • Nominal System Voltage: 12/24VDC (automatic system voltage recognition)
  • Battery Voltage Range: 6-36V
  • Rated Battery Current: 20A
  • Over Voltage Disconnect Voltage: 16V/32V
  • Charging Limit Voltage: 14.6V/29.2V
  • Equalize Charging Voltage: 14.6V/29.2V
  • Float Charging Voltage: 13.8/27.2V
  • Operating temperature: -35oC to +55oC
  • Overall dimensions: 135 x 70 x 35mm
  • Terminal size: 6mm2
  • Net weight: 165g

This controller is for off-grid solar systems and has the additional functionality that it can charge two batteries simultaneously and can work on both 12v or 24v systems.

The charging process has been optimised for long battery life and improved system performance. The comprehensive self-diagnostics and electronic protection functions can prevent damage from installation mistakes or system faults.

  • Reverse current protection.
  • Unique dual battery charging function.
  • Efficient Series PWM charging increases battery lifetime and improves solar system performance.
  • 12/24V automatic recognition.
  • Overload protection
  • Open circuit protection
  • Lightning surge protection
  • Deep discharge protection
  • Charge current protection up to 20A
  • All solar panels (except the 5w &10W) require a voltage regulator to ensure that the battery is not overcharged. We recommend the this controller for panels up to and including 300w.

Contents

  • 1 x 20A charge controller
  • 1 x instruction sheet
  • Two year warranty
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Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 54201938172

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Glen Armstrong
Bozeman, US
★★★★★ 5
Good protection, easy process
First time filing a claim. Super easy and fast. Nice to have have protection and a smooth claims process when the unfortunate happens..
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Reviewed in the United States on April 25, 2026
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Verified Purchase
K. Shockley
Houston, US
★★★★★ 5
Ease of making a claim and quick return time for claim.
Very easy to work with.
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Reviewed in the United States on May 21, 2026
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Verified Purchase
CoolBoomer
Louisville, US
★★★★★ 5
Easy Claims Process
It is not a long complicated process to file and resolve a claim. Be warned--sometimes they will want you to send back the defective or damaged product, even if it's not worth the shipping ---they pay. Overall worth the investment though.
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Reviewed in the United States on March 22, 2026
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Gary Wickey
Carnegie, US
★★★★★ 5
Bella food steamer
You folks have been absolutely great to me easy to work with very polite thank you
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Reviewed in the United States on December 14, 2025
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Verified Purchase
David L. Carver
San Leandro, US
★★★★★ 5
Asurion you made the return process simple
Working with Asurion was an easy process. My previously covered milk frother stopped working, and they fully refunded it with no questions asked. All I had to do was ship the broken item back to them and they sent me a gift card. To cover the initial cost, no questions asked. The refund process was a very simple and painless.
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Reviewed in the United States on March 21, 2026

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