MEAN WELL EPS-120-48 120W 48V 2.5A Open Frame

Part numberEPS-120-48
Output voltage 48 V
Rated current 2.5 A
Rated power 120 W
$32.53Excluding 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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EPS-120 model selection table Industrial - Green PCB Type
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Key specifications

Complete technical specifications
Output
Output voltage 48 V
Rated current 2.5 A
Rated power 120 W
AC input range 80–264 VAC
Typical efficiency 91 %
Mechanical
Operating temperature -30 to 70 °C
Dimensions (L × W × H) 101.6 × 50.8 × 29 mm

Is this model right for you?

Within the EPS-120 series, choose by output voltage and adjustment range. EPS-120-48: 48 V, 45.6 ~50.4V; EPS-120-12: 12 V, 11.4~12.6V; EPS-120-15: 15 V, 14.3~15.8V; EPS-120-24: 24 V, 22.8~25.2V; EPS-120-27: 27 V, 25.6 ~ 28.4V. Typical efficiency also differs: 91% for EPS-120-48, 88% for EPS-120-12, 88.5% for EPS-120-15, and 90% for EPS-120-24 and EPS-120-27.

Product overview

The EPS-120-48 provides a 48 V output with a 45.6 ~50.4V adjustment range. Input range is 80 ~ 264VAC 113 ~ 370VDC at 47 ~ 63Hz. Typical efficiency is 91%. Dimensions are 101.6 × 50.8 × 29 mm and net weight is 150 g.

Where this model fits

The EPS-120-48 is used in Embedded & Board-level Design. Its 48 V output and 45.6 ~50.4V adjustment range are the electrical figures for that setting. The 101.6 × 50.8 × 29 mm dimensions and 150 g net weight describe the board-level footprint.

Complete technical specifications

Rev. 2026-03-31
Output
Output voltage 48 V
Rated current 2.5 A
Rated power 120 W
Voltage adjustment range 45.6–50.4 V
Ripple & noise 200 mVp-p
Input
AC input range 80–264 VAC
DC input range 113–370 VDC
Frequency range 47–63 Hz
Typical efficiency 91 %
Environmental
Operating temperature -30 to 70 °C
Storage temperature -40 to 85 °C
Operating humidity 20–90 % RH
Vibration 10 ~ 500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes UL62368-1, TUV BS EN/EN62368-1, IEC62368-1, CCC GB4943.1, EAC TP TC 004 approved
Mechanical
Dimensions (L × W × H) 101.6 × 50.8 × 29 mm
Net weight 150.0 g
Safety & compliance
Safety standards UL62368-1, TUV BS EN/EN62368-1, IEC62368-1, CCC GB4943.1, EAC TP TC 004 approved

These approvals are recorded for the series as a whole. Where a line names particular models or ratings, it applies only to those — read it against this part number, and ask us for the certificate if your approval process needs it.

Identification
Part number EPS-120-48
Brand MEAN WELL
Category AC/DC Open Frame
Series EPS-120

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
EMC emission Compliance to BS EN/EN55032 (CISPR32) Class B, BS EN/EN61000-3-2,-3, GB9254.1 Class B,GB17625 Class A, EAC TP TC 020
EMC immunity Compliance to BS EN/EN61000-4-2,3,4,5,6,8,11, BS EN/EN55035, BS EN/EN61000-6-2, heavy industry level, criteria A, EAC TP TC 020

Standards certified against

  • EN62368-1
  • GB4943.1
  • IEC62368-1
  • UL62368-1
Read the datasheet's exact wording

UL62368-1, TUV BS EN/EN62368-1, IEC62368-1, CCC GB4943.1, EAC TP TC 004 approved

Reproduced unedited from the manufacturer's datasheet. Where an approval covers only some models, the wording says so. Ask us for the certificate itself if your approval process needs it.

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 EPS-120-48
Minimum order quantity 1
Country of origin China
Typical packed weight 314 g
Unit weight 150 g

Downloads

EPS-120 model comparison

View all models
ModelOutput voltageRated currentRated powerPriceAvailability
EPS-120-48 48 V2.5 A120 W$32.53
Ships in 3–5 business days
EPS-120-2424 V5 A120 W$30.32
Ships in 3–5 business days
EPS-120-1515 V8 A120 W$32.53
Ships in 3–5 business days
EPS-120-2727 V4.5 A121.5 W$32.53
Ships in 3–5 business days
EPS-120-1212 V10 A120 W$30.32
Ships in 3–5 business days

EPS-120-48 lists 48 V output; EPS-120-12 lists 12 V output.

EPS-120-48 lists a 45.6 ~50.4V adjustment range; EPS-120-24 lists 22.8~25.2V.

EPS-120-48 lists 91% typical efficiency; EPS-120-12 lists 88% typical efficiency.

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Technical data source

Primary source
MEAN WELL
Datasheet revision
2026-03-31
Last verified

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.