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SRNE 40A MPPT Solar Charge Controller(Pv 100voc)(Heat Sink)_Shiner 2440


ey Features:

  • 40A maximum charging current
  • 100V PV maximum open-circuit voltage (Voc)
  • MPPT charging technology
  • Integrated heat sink for improved thermal management
  • Efficient solar energy harvesting
  • Suitable for off-grid solar applications
  • Intelligent battery charging and protection
  • Helps optimize solar panel power output
  • Compact and practical design
  • Suitable for residential, small business, and backup solar systems

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SRNE Shiner 2440 40A MPPT Solar Charge Controller is a reliable solar charging solution designed to efficiently regulate power from solar panels and charge batteries. With a 40A charging capacity and 100V maximum PV open-circuit voltage (Voc), it is suitable for a variety of small and medium-sized off-grid solar systems.

The MPPT technology continuously tracks the solar panel’s maximum power point to maximize energy harvesting and improve charging efficiency. Its integrated heat sink helps manage operating temperature during use, supporting stable and reliable performance.

IDENTIFICATION
Brand SRNE
Model / SKU Shiner 2440
Product category Controller
PV INPUT
Maximum PV open-circuit voltage (Voc) 100Vdc
MPPT operating voltage range Battery voltage + 2V to 72Vdc
Maximum PV input power at 12V 520W
Maximum PV input power at 24V 1,040W
BATTERY / CHARGING
Battery types Lead-acid / Li-ion / user-defined
Rated battery voltage 12/24Vdc
Battery voltage range 8–32Vdc
Rated charging current 40A
Charging topology Buck MPPT
LOAD
Rated load voltage Equal to battery voltage
Rated load current 20A
Load modes Light control, light + time, manual, debugging, normally open
PERFORMANCE & GENERAL
MPPT tracking efficiency >99%
Charging conversion efficiency 85–98% depending on load
Communication TTL / RS485; optional CAN and Bluetooth
Dimensions 228 × 160 × 72mm
Weight 1.75kg
Protection degree IP32
Operating temperature -35°C to 65°C
Warranty 3 years

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