MEAN WELL NPB-450-48 456.96W 57.6V 6.8A Charger

Part numberNPB-450-48
Output voltage 57.6 V
Rated current 6.8 A
Rated power456.96 W
$222.66Excluding tax and shipping
Ships in 3–5 business daysLead time is the time from order to dispatch, and does not include transit time.
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NPB-450 model selection table NPB Series
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Key specifications

Complete technical specifications
Output
Rated power 456.96 W
Output voltage 57.6 V
Rated current 6.8 A
AC input range 90–264 VAC
Typical efficiency 93 %
Mechanical
Operating temperature -30 to 70 °C
Power factor correction Supported
Dimensions (L × W × H) 205 × 135 × 55 mm

Is this model right for you?

Within the NPB-450 series, the NPB-450-48 lists a typical efficiency of 93%, while the NPB-450-12 and NPB-450-12NFC each list 92%. Use this efficiency value to distinguish the NPB-450-48 from those siblings.

Product overview

The NPB-450-48 is an AC/DC charger from MEAN WELL in the NPB-450 series. It lists a typical efficiency of 93% and an input range of 90 ~ 264VAC 127 ~ 370VDC. The frequency range is 47 ~ 63Hz, and the unit measures 205 × 135 × 55 mm with a net weight of 1380 g.

Where this model fits

The NPB-450-48 is used in Battery Charging & Energy Storage and Renewable Energy & Off-grid Power. Its input range is 90 ~ 264VAC 127 ~ 370VDC, its frequency range is 47 ~ 63Hz, and its net weight is 1380 g.

Complete technical specifications

Rev. 2026-07-06
Output
Output voltage 57.6 V
Rated current 6.8 A
Rated power 456.96 W
Input
AC input range 90–264 VAC
DC input range 127–370 VDC
Frequency range 47–63 Hz
Typical efficiency 93 %
Power factor 0.98
Power factor correction Supported
Protection
Short circuit Protected
Over voltage Protected
Over temperature Protected
Reverse polarity Protected
Environmental
Operating temperature -30 to 70 °C
Storage temperature -40 to 85 °C
Operating humidity 20–95 % RH
Vibration 10 ~ 500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes
Mechanical
Dimensions (L × W × H) 205 × 135 × 55 mm
Net weight 1380.0 g
Identification
Part number NPB-450-48
Brand MEAN WELL
Category AC/DC Charger
Series NPB-450

Approvals and compliance

From the manufacturer's datasheet for this series
Isolation and electromagnetic compatibility
Withstand voltage I/P-O/P:3KVAC I/P-FG:2KVAC O/P-FG:0.5KVAC
Isolation resistance I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25℃/ 70% RH
EMC emission Parameter Standard Test Level / Note

Certificates

Certificate copy supplied with this model.

  • CE · R50453592

    100%
    CE certificate R50453592

    CE · Certificate number R50453592

Ordering & shipping information

Order and delivery terms
Part number NPB-450-48
Minimum order quantity 1
Country of origin China
Typical packed weight 1677 g
Unit weight 1380 g

Downloads

NPB-450 model comparison

View all models
ModelOutput voltageRated currentRated powerPriceAvailability
NPB-450-48 57.6 V6.8 A456.96 W$222.66
Ships in 3–5 business days
NPB-450-12NFC14.4 V25 A420 W$142.50
Ships in 3–5 business days
NPB-450-7272 V5.5 A462 W$222.66
Ships in 3–5 business days
NPB-450-72NFC72 V5.5 A462 W$142.50
Ships in 3–5 business days
NPB-450-2428.8 V13.5 A453.6 W$222.66
Ships in 3–5 business days

NPB-450-48 lists a typical efficiency of 93%; NPB-450-12 and NPB-450-12NFC each list 92%.

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Technical data source

Primary source
MEAN WELL
Datasheet revision
2026-07-06

View the manufacturer datasheet How we source and verify product data

Specifications are transcribed from the manufacturer datasheet and are subject to change without notice. The current manufacturer datasheet governs in case of any discrepancy.