MEAN WELL EPS-15-3.3 9.9W 3.3V 3A Open Frame

Part numberEPS-15-3.3
Output voltage 3.3 V
Rated current 3 A
Rated power 9.9 W
$12.32Excluding 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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Key specifications

Complete technical specifications
Output
Output voltage 3.3 V
Rated current 3 A
Rated power 9.9 W
AC input range 85–264 VAC
Typical efficiency 75 %
Mechanical
Cooling Free-air convection
Operating temperature -30 to 70 °C
Dimensions (L × W × H) 63.5 × 45.7 × 24 mm

Is this model right for you?

Within the EPS-15 series, the EPS-15-3.3 differs from siblings by output voltage and current. EPS-15-3.3: 3.3 V, 3 A; EPS-15-5: 5 V; EPS-15-7.5: 7.5 V, 2 A; EPS-15-12: 12 V, 1.25 A; EPS-15-15: 15 V, 1 A; EPS-15-24: 24 V, 0.625 A; EPS-15-27: 27 V, 0.56 A; EPS-15-36: 36 V, 0.42 A; EPS-15-48: 48 V, 0.313 A.

Product overview

The EPS-15-3.3 provides a 3.3 V output with a 3 A output current and 9.9 W rated power. Its output adjustment range is 3.1~3.6V, and typical efficiency is 75%. The frequency range is 47 ~ 63Hz. Dimensions are 63.5 × 45.7 × 24 mm and net weight is 57 g.

Where this model fits

The EPS-15-3.3 is used in Embedded & Board-level Design. Its 3.3 V output and 3 A output current provide a low-voltage rail for board-mounted circuits. The 63.5 × 45.7 × 24 mm dimensions and 57 g net weight describe the package footprint.

Complete technical specifications

Rev. 2026-03-31
Output
Output voltage 3.3 V
Rated current 3 A
Rated power 9.9 W
Voltage adjustment range 3.1–3.6 V
Input
AC input range 85–264 VAC
DC input range 120–370 VDC
Frequency range 47–63 Hz
Typical efficiency 75 %
Environmental
Operating temperature -30 to 70 °C
Storage temperature -40 to 85 °C
Operating humidity 20–90 % RH
Vibration 10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes UL62368-1, TUV BS EN/EN62368-1, EAC TP TC 004, CCC GB4943.1 approved
Mechanical
Dimensions (L × W × H) 63.5 × 45.7 × 24 mm
Net weight 57.0 g
Cooling Free-air convection
Fan Not supported
Safety & compliance
Safety standards UL62368-1, TUV BS EN/EN62368-1, EAC TP TC 004, CCC GB4943.1 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-15-3.3
Brand MEAN WELL
Category AC/DC Open Frame
Series EPS-15

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

Standards certified against

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

UL62368-1, TUV BS EN/EN62368-1, EAC TP TC 004, CCC GB4943.1 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-15-3.3
Minimum order quantity 1
Country of origin China
Typical packed weight 215 g
Unit weight 57 g

Downloads

EPS-15 model comparison

View all models
ModelOutput voltageRated currentRated powerPriceAvailability
EPS-15-1515 V1 A15 W$12.32
Ships in 3–5 business days
EPS-15-3.3 3.3 V3 A9.9 W$12.32
Ships in 3–5 business days
EPS-15-2424 V0.625 A15 W$11.68
Ships in 3–5 business days

EPS-15-3.3 lists 3.3 V output and 3 A output current; EPS-15-5 lists 5 V output.

EPS-15-3.3 lists 3.3 V output and 3 A output current; EPS-15-7.5 lists 7.5 V output and 2 A output current.

EPS-15-3.3 lists 3.3 V output and 3 A output current; EPS-15-12 lists 12 V output and 1.25 A output current.

EPS-15-3.3 lists 3.3 V output and 3 A output current; EPS-15-48 lists 48 V output and 0.313 A output current.

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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.