Owner's Manual

750W High Reliable Ultra Wide Output Range Battery Charger & Power Supply 2-in-1
NPP-750 series
■ Features ■ Applications
■ Model Encoding
■ Description
Radio system backup solution
Electric scooter charger
Camping car Buses、、 、Heavy duty truck
Specialty vehicles
Surveillance system
Industrial automation machinery
Industrial control system
Mechanical and electrical equipment
File Name:NPP-750-SPEC 2021-10-26
Mulit-function single unit battery charger or power supply
operation modes selectable

Output voltage and current adjustable via potentiometer
3-stage charging curve for charging mode
 wide operating temperature
-30~+70℃
Multiple protections: Short circuit / Over load / Over voltage /
Over temperature
Thermal controlled DC fan for noise reduction
Remote ON-OFF control
Comply with dual certification
62368-1+60335-1/-2-29
Suitable for lead-acid (Pb) batteries
Carry handle accessory available (Order NO.:DS-Carry handle, sold separately)
3 years warranty
NPP- 50 is a miniaturized dual-purpose charger and power supply. In addition to being used as a three-7
stage charger for lead-acid batteries, it can also be used as a constant voltage output power supply to
drive general load. The operating mode can be quickly switched by plugging or unplugging a connector
on the front panel. Other features include: ultra-wide voltage output, adjustable voltage via VR on the
panel (10.5~21V, 21~42V, 42~80V), adjustable charging current (50~100%), built-in intelligent fan with
variable speed based on temperature to reduce noise and extend fan lifetime, -30~+70° C wide
operating temperature, suitability for use in different environments, built-in remote ON/OFF control,
compliance to IEC/EN/UL62368-1 and household EN60335-1/-2-29 dual safety, multiple built-in
protections, and 3-year warranty. 7The NPP- 50 is truly an intelligent, safe, and reliable universal dual-
purpose charger and power supply with outstanding cost performance.
Rated wattage
Output voltage (12V/24V/48V)
Series name
24NPP - -750
User’s Manual
AC input side
DC output side
BS EN/EN62368-1
BS EN/EN60335-1/2-29 IEC60335-1/2-29
UL62368-1
TPTC004IEC62368-1