Ctek D250SE Dual Charger Charge Controller

Ctek D250SE Dual Charger Charge Controller - Sustainable.co.za

Ctek D250SE Dual Charger Charge Controller

Regular price R 8,112.00 incl. VAT Sale price R 7,553.00 incl. VAT Save R 559
R 6,56783 excl. VAT
incl. VAT /

Tax included. Shipping calculated at checkout.
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The D250SE can maintain a stable output up to 20A to vehicles fitted with smart ECU controlled alternators and also has a temperature sensor for optimised charging, regardless of weather conditions.

Key Features

  • 20A fully automatic temperature compensated charging for batteries from 40-300Ah while you’re on the move.
  • Dual input (solar and alternator in parallel).
  • Smart alternator compatible.
  • Selectable lithium* and lead-acid mode.
  • Solar panel regulator with Maximum Power Point Tracking (MPPT).
  • Battery separation replacing diodes and VSR relays.
  • Selectable AGM option – 14.4V or 14.7V.
  • Maximised charging for better battery life and performance.
  • Temperature sensor to compensate for hot or cold conditions.
  • Splash and dust proof (IP65).
  • Compatible with SMARTPASS 120, SMARTPASS 120S for the ultimate 140A power management solution.
  • 2-year warranty.


  • Input: 11.5 – 23 V, 25 A.
  • Output: 14.4 / 14.7 V, 20 A Max, Lead-Acid Battery Types, 14.2 V, 20 A Max, Lifepo4.
  • Back Current Drain: Less Than 1Ah/Month.
  • Ripple: Less Than 4 %.
  • Ambient Temperature: -20˚C To +50˚C.
  • Battery Types 12 V: Wet, Mf, Ca/Ca, Agm, Efb, Gel, Lifepo4.
  • Battery Capacity: 40 – 300 Ah.
  • Insulation Class: Ip65.
  • Warranty: 2 Years.
  • Net Weight (Unit With Cables): 0.7 Kg.
  • Dimensions (Lxwxh): 192mm x 110mm x 65mm.



All solar products, power systems, water heating and gas products and their components must be installed by appropriately qualified personnel. All installations must adhere to local wiring regulations and standards. Sustainable Online will not be held liable for any product malfunctions as a result of incorrectly installed systems.

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