RENOGY 12V 50A DC-DC ON-BOARD BATTERY CHARGER Overheating Cutoff

Remote Temperature Sensor

This sensor offloads the thermal logic from the charger's internal ambient sensor to the battery terminal. It prevents the charger from entering a protection state based on internal chassis heat by providing accurate electrochemical temperature data, which recalibrates the charging curve to reduce internal MOSFET stress.

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60A ANL Fuse Kit

High resistance at the fuse holder (common with AGU glass fuses) creates a heat-sink effect where thermal energy is conducted through the copper cabling directly into the charger's terminal block. This external heat soak triggers the internal thermal cutoff even when the charger's internal switching circuitry is operating within normal efficiency parameters.

SKU: RNG-SET-ANL60

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12V 50A DC-DC On-Board Battery Charger (Gen 2)

If the unit exhibits 'Overheating Cutoff' at low ambient temperatures, the internal thermal interface material (TIM) between the power transistors and the aluminum housing has likely desiccated or delaminated. This prevents efficient heat transfer to the environment, necessitating a replacement of the entire non-serviceable sealed unit.

SKU: RBC50D1S-G1

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