20A PWM Charge Controller


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Newpowa's 20A PWM controller NPA-MAX20EU is a low-cost battery regulator, with a 12/24V auto switch for off-grid applications. PWM technology is integrated into a compact design, that allows for easy installation in RVs, trickle charge kits, portable solar, etc. Designed with vivid LCD graphics that keep you informed of the solar systems' and battery information in real-time.

Key Features

  • Positive ground charge controller (compatible with negative ground system, see instruction manual)
  • Automatic 12/24V DC detection, 20A charging capacity
  • Automatic temperature compensation.
  • Vivid LCD graphic symbols with simple button operation
  • Smart 4 stage PWM charging (Bulk, Float, Boost, and Equalization)
  • Adaptable to different types of batteries, AGM, Liquid and GEL battery
  • Multiple load control modes: Always on, Dusk to Dawn, Evening, Manual
  • For indoor use only / dry conditions
  • Full automatic electronic protect function
  • Dimension: 7.44 x 3.78 x 2.09 in (189 x 96 x 53 mm)
  • Product Code NPA-MAX20EU
  • Max solar/Load current 20A
  • System Voltage 12/24V (Auto)
  • Boost voltage 14.5/29.0V (25°C)
  • Equalization voltage 14.8/29.6V (25°C)
  • Float voltage 13.7/27.4V (25°C)
  • Low Volt. Disconnect 10.8~11.8V/21.6~23.6V SOC1~5(default: 11.2/22.4V)
  • Reconnect Voltage 11.6~12.8V/23.2~25.6V(default: 12.0/24.0V)
  • Overcharge protect 15.5/31.0V
  • Max volt on Bat. terminal 35V
  • Max volt on PV terminal 55V
  • Battery type Liquid Gel,AGM(default: Gel)
  • USB Output 5V/2A
  • Ambient temperature -20 ~ +55°C
  • Storage Temperature -25°C~80°C
  • Ambient Humidity 0%-100%RH
  • Net weight (approx.) 420g
  • Dimensions (LxWxH) mm 189x96x53
  • 2-Year Limited Material and Parts Workmanship Warranty

Newpowa offers free shipping for all domestic orders (48 states). Your order will be shipped within 1-2 business days from the date payment is cleared plus transit time, ships from Southern California. Please note that we are unable to ship to PO Box addresses for any size of solar panels. Upon shipment, a tracking number will be provided.

  • 31st Jul 2021 LUIS RAMIREZ


    20A PWM Charge Controller

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