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SD4048B / SD5048B / SD6048B

SDB-48V Series 40A–60A PWM Solar Charge Controller

SDB-48V series PWM solar charge controllers offer 40A / 50A / 60A charging options with 12V/24V/36V/48V automatic system voltage recognition. They support lead-acid, LiFePO4 and lithium-ion batteries.

  • 40A / 50A / 60A rated charging current
  • 12V/24V/36V/48V automatic voltage recognition
  • 100V maximum PV open-circuit voltage
  • Supports lead-acid, LiFePO4 and lithium-ion batteries
  • 5V USB output; load timer up to 24 hours; manual load switching
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Product Specifications

Controller type
PWM
System voltage
12V, 24V, 36V, 48V
Rated charge current
40A / 50A / 60A
Maximum PV open-circuit voltage
100V
Supported battery types
Lead-acid, LiFePO4, lithium-ion
Product dimensions
184 × 129 × 39 mm

SDB-48V Series Overview

SDB-48V series PWM solar charge controllers offer 40A / 50A / 60A charging options with 12V/24V/36V/48V automatic system voltage recognition. They support lead-acid, LiFePO4 and lithium-ion batteries.

Model Selection

Model Rated Charge Current Rated Load Current System Voltage
SD4048B 40A 40A 12V, 24V, 36V, 48V
SD5048B 50A 50A 12V, 24V, 36V, 48V
SD6048B 60A 60A 12V, 24V, 36V, 48V

Features and Specifications

5V USB output, load delay shutdown up to 24 hours, manual load switching and adjustable battery voltage settings. Maximum PV open-circuit voltage: 100V. Blue plastic housing with an aluminum heat sink base and LCD display.

Dimensions: 184 × 129 × 39 mm. Operating temperature: −10°C to +45°C. Protection rating: IP21.

Installation

Match the PV panel and charging settings to the battery system. Connect the battery first, then the PV panel, and finally the DC load. Keep PV open-circuit voltage within the controller limit.

Contact Gerixi with your required model, quantity and battery system for a quotation.

OEM & Project Supply

Discuss your battery and PV requirements

Send the battery voltage, panel open-circuit voltage, required charging current and estimated quantity for model selection.

Contact Gerixi