MEAN WELL NPB-1700-24 1700W 24V 50A Lead-Acid Battery Charger with CANBus

The MEAN WELL NPB-1700-24 delivers 1700 W of programmable charging power for 24 V lead-acid and Li-ion batteries, with a maximum output current of 50 A and a wide 10.5–30 V adjustable voltage range.

Overview

This intelligent battery charger operates from a universal AC input of 90–264 VAC (127–370 VDC) and achieves up to 93% efficiency. It supports 2/3-stage charging profiles for flooded, GEL, AGM, and Li-ion batteries, with programmable voltage and current settings.

What stands out

• 1700 W rated power with 50 A maximum output current
• Programmable output voltage: 10.5–30 V DC
• Active PFC and built-in DC fan with speed control
• CANBus and optional PMBus communication for remote monitoring and control
• Comprehensive protections: short circuit, overload, over voltage, over temperature, and battery reverse polarity
• Wide operating temperature range: -30 to +70 °C

Technical details

• Output voltage (nominal): 24 V DC
• Output voltage (programmable): 10.5–30 V DC
• Output current (max): 50 A
• Output current (programmable): 0–50 A
• Input voltage (AC): 90–264 VAC
• Input voltage (DC): 127–370 VDC
• Efficiency: 93%
• Supported battery types: Lead-acid (flooded, GEL, AGM), Li-ion
• Charging stages: programmable 2/3 stage
• Communication: CANBus, optional PMBus
• Protections: short circuit, overload, over voltage, over temperature, battery reverse polarity
• Operating temperature: -30 to +70 °C
• Cooling: built-in DC fan with speed control
• Power factor correction: active PFC
• Remote control: remote ON/OFF control

Our verdict

A high-power, programmable charging solution for industrial and automotive lead-acid and Li-ion battery banks, with robust communication and protection features.