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BlueSolar PWM-Pro Charge Controller 12/24V-20A

The BlueSolar PWM-Pro Charge Controller 12/24V-20A efficiently manages battery charging in 12V and 24V systems, providing reliable performance for off-grid solar applications.

Three-stage charging: bulk, absorption, and float Automatic 12V or 24V system detection Load output with low voltage disconnect to protect batteries Programmable lighting control function Comprehensive protection: reverse polarity, over-temperature, and short circuit Dimensions: 160 x 82 x 48mm Weight: 0.3kg
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SKU: SCC010020110
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Product Details

The BlueSolar PWM-Pro Charge Controller 12/24V-20A uses Pulse Width Modulation technology to optimise energy harvested from solar panels and charge batteries efficiently. Its three-stage charging process ensures safe and rapid charging, while the load output protects batteries from deep discharge. Additional features include a programmable lighting control function and built-in protections against reverse polarity, over-temperature, and short circuits. 

The BlueSolar PWM-Pro series is ready for use with its default settings.

It also is fully programmable:

  • With help of a computer and software 
  • With the dedicated BlueSolar Pro Remote Panel 

Features:

  • Lighting control function, fully programmable.
  • Three stage battery charging (bulk, absorption, float), fully programmable.
  • Integrated battery monitor function (Remote Panel needed to display state of charge).
  • Load output with low voltage disconnect and manual control (default setting).
  • Optional external temperature sensor.
  • Load output protected against over load and short circuit.
  • Protected against reverse polarity connection of the solar array and/or battery.

Technical Specifications:

  • Rated Charge Current: 20A
  • Battery Voltage: 12V/24V automatic detection
  • Maximum Solar Voltage: 28V / 55V
  • Self-Consumption: < 10mA
  • Dimensions (HxWxD): 82 x 160 x 48 mm
  • Weight: 0.3 kg
  • Warranty: 5 years

Suitable for caravans, boats, and other off-grid installations, this controller delivers reliable, long-term performance.

Product Specifications

Performance & Electrical

  • Battery Voltage: 12/24V with automatic system voltage detection
  • Rated Charge Current: 20 A
  • Automatic Load Disconnect: Yes
  • Maximum Solar Voltage: 28V (for 12V systems) / 55V (for 24V systems)
  • Self-Consumption: < 10 mA
  • Load Output: Manual control + low voltage disconnect
  • Grounding: Common positive

Programmable Features & Settings

  • Charging Algorithm: Three-stage battery charging (bulk, absorption, float), fully programmable
  • Lighting Control: Fully programmable lighting control function
  • Default Absorption Charge: 14.4V / 28.8V
  • Default Float Charge: 13.8V / 27.6V
  • Default Equalization Charge: 14.6V / 29.2V
  • Low Voltage Load Disconnect: 11.1V / 22.2V
  • Low Voltage Load Reconnect: 12.6V / 25.2V
  • Programming Options: Configurable via computer and free software or via the optional Remote Panel

Protection & Monitoring

  • Integrated Protection: Battery reverse polarity (fuse), output short circuit, and over temperature.
  • Load Protection: Load output is protected against overload and short circuits.
  • Temperature Compensation: -30 mV / °C (12V) or -60 mV / °C (24V) when the optional temperature sensor is installed.
  • Battery Monitor Function: Integrated function available when used with the optional Remote Panel to display state of charge.

Mechanical Specifications

  • Dimensions (h x w x d): 160 x 82 x 48 mm (6.3 x 3.2 x 1.9 inches)
  • Weight: 0.3 kg
  • Terminal Size: 10 mm²
  • Protection Category: IP30
  • Operating Temperature Range: -20 to +50°C
  • Humidity (Non-condensing): Max 98%

Optional Accessories

  • Remote Panel: BlueSolar Pro Remote Panel (Article SCC900300000)
  • Temperature Sensor: External battery temperature sensor (Article SCC940100100)

Standards & Compliance

  • Safety: IEC 62109-1
  • Emission: EN 61000-6-1, EN 61000-6-3, ISO 7637-2

Solar Panel Compatibility

  • 12V Systems: Use 36-cell solar panels
  • 24V Systems: Use 72-cell solar panels

Shipping & Collection

Tracked Delivery (Currently 1-3 business days):

  • Free over £250.
  • £5.99 for orders under £250.
  • £5.99 for orders under £50.

Next Business Day Delivery:

  • £15 Flat Rate.

Collection:

  • Free to collect from our warehouse.

Pre-Order:

  • 5-10 Business Days delivery unless otherwise stated.

Shipping Policy

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