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Product introduction

The NJ1212-40 DC-DC charger integrates battery isolation and intelligent charging functions, making it widely compatible with various alternators. It provides efficient and precise charging management for deep-cycle batteries such as AGM, liquid-immersed, gel, and lithium-ion batteries. This product offers a rated current of 40A and a standard power of 500W, operating at 12V. Utilizing three-stage intelligent charging technology, it automatically fully charges the battery and optimizes the entire charging process, significantly extending battery life and providing peace of mind and greater reliability.

The compact design and lightweight of only 1.9kg combine ruggedness and portability, allowing for easy installation in various mobile environments such as RVs, commercial vehicles, ships, and yachts. It adapts to complex environments and maintains stable operation. The product is CE certified and supports personalized customization services for appearance color, logo, and packaging.

Specifications
Model NJ1212-20 NJ1212-40 NJ1212-60
Transformation 12V
Input Battery Voltage Range     8V ~ 16V DC
Rated Charging Current 20A     40A 60A
Charging Voltage Range Lead Acid: 13.2V ~ 14.7V
Lithium: 12.6V ~ 14.6V
Rated Max Power 250W     500W 750W
Residual ripple of output voltage at rated current < 50 mV
Eficiency     90 %
ldle power consumption     0.4 A
Operational temperature
(Ambient)
    -20℃ ~50℃
Temperature Compensation     -3mV/C°/2V
Dimensions(mm) 211x175x68 261×175×68 311×175×68
Weight(kg) 1.3 1.9 2.4
Terminal Size     M6 x 10mm
Terminal Torque 2.2 - 2.6lbf - in / 24.5 - 29.4N - cm
Certification     CE
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