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Mean Well NPB-450-48 Battery Charger 450W 48V - Wide Charging Voltage 6.8A
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Mean Well NPB-450-48 Battery Charger 450W 48V - Wide Charging Volta...
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Description
Description
The NPB-450 is a 450W Mean Well DIN rail power converter with a 205mm profile (input range: 10.5~21V).
Key Features
- ✓ 205mm width — DIN rail TS-35 compatible
- ✓ Input voltage range: 10.5~21V
- ✓ 3KVAC reinforced I/O isolation
- ✓ Cooling by free air convection
- ✓ Protections: Short circuit / Over voltage / Over temperature / Reverse polarity / Under voltage
- ✓ Active PFC — meets international energy efficiency regulations
- ✓ Remote ON/OFF control
- ✓ Safety approvals: EN/EN60335-1/2-29 , UL62368-1, EAC TP TC 004
- ✓ 3 years warranty
Specifications
Specifications
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BrandMean Well
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SeriesNPB Series
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Power Rating450 Watt
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Output Voltage57.6 Volt
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Rated Current6.8 Ampere
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Input Voltage90V~264V
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Standards MetCB,CCC,CE,EAC,ENEC,UL
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Operation ModeConstant Voltage
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Operating Temperature-30°C~70°C
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Warranty3 Year
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Length20.5 cm
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Width13 cm
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Height5.5 cm
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Weight1.02 kg
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Payment & Security
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Frequently Asked Questions
What is the Mean Well NPB-450-48 designed for?
The NPB-450-48 is a 450W battery charger intended for charging 48V-class battery systems in professional and industrial settings. It is positioned as an intelligent general-purpose charger with a wide charging voltage range and support for both lead-acid and lithium batteries.
What are the main electrical ratings of the NPB-450-48?
This model is rated for 450W output power, with a nominal output voltage of 57.6V and a rated current of 6.8A. Those published ratings make it suitable for buyers comparing charger power, voltage, and charge current at a glance.
Can the NPB-450-48 work with different battery voltage ranges?
Yes. The NPB-450-48 includes an ultra-wide charging range auto sensing function covering 10.5 to 21V, 21 to 42V, 42 to 80V, and 54 to 100V for the NPB-450 series. That broad range is one of the main differentiators of this model family.
Is the NPB-450-48 compatible with both lead-acid and lithium batteries?
Yes, this charger is described as suitable for both lead-acid and lithium batteries. It also offers selectable default charging curves and adjustable 2-stage or 3-stage charging behavior, which helps support different battery chemistry requirements within the product's intended use.
Does the NPB-450-48 support monitoring or programmable charging settings?
Yes. It has built-in CANbus protocol, and charging voltage, charging current, and timeout can be programmed through the optional SBP-001 interface. In addition, the charging current can be adjusted on the panel from 50% to 100% of rated current.
Is the NPB-450-48 suitable for demanding environmental conditions?
This model is specified for operation from -30°C to +70°C, which supports use in a wide range of industrial environments. It also includes a temperature-controlled low-noise fan and automatic derating under over-temperature conditions.
What certifications and warranty does the NPB-450-48 include?
The charger complies with UL/EN 62368-1 and IEC/EN 62368-1/-2-29 dual certifications. Mean Well lists this model with a 3-year warranty, which is useful for buyers evaluating compliance and support expectations.
