MEAN WELL EPP-120S-27 119.9W 27V 4.44A Open Frame
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Key specifications
Complete technical specifications| Output voltage | 27 V |
|---|---|
| Rated current | 4.44 A |
| Rated power | 119.9 W |
| AC input range | 80–264 VAC |
| Typical efficiency | 94 % |
| Operating temperature | -30 to 85 °C |
|---|---|
| Power factor correction | Supported |
| Dimensions (L × W × H) | 76.2 × 50.8 × 28 mm |
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Complete technical specifications
Rev. 2026-03-31| Output voltage | 27 V |
|---|---|
| Rated current | 4.44 A |
| Rated power | 119.9 W |
| Voltage adjustment range | 25.6–28.4 V |
| Ripple & noise | 150 mVp-p |
| AC input range | 80–264 VAC |
|---|---|
| DC input range | 113–370 VDC |
| Frequency range | 47–63 Hz |
| Typical efficiency | 94 % |
| Power factor | 0.94 |
| Power factor correction | Supported |
| Operating temperature | -30 to 85 °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 |
| Dimensions (L × W × H) | 76.2 × 50.8 × 28 mm |
|---|---|
| Net weight | 130.0 g |
| Safety standards | UL62368-1, TUV BS EN/EN62368-1, BS EN/EN60335-1, 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.
| Part number | EPP-120S-27 |
|---|---|
| Brand | MEAN WELL |
| Category | AC/DC Open Frame |
| Series | EPP-120S |
Approvals and compliance
From the manufacturer's datasheet for this series| Withstand voltage | I/P-O/P:4KVAC I/P-FG:2KVAC O/P-FG:1.5KVAC |
|---|---|
| Isolation resistance | I/P-O/P, I/P-FG, O/P-FG: 100M Ohms / 500VDC / 25℃/ 70% RH |
Standards certified against
- EN60335-1
- EN62368-1
- GB4943.1
- IEC62368-1
- UL62368-1
Read the datasheet's exact wording
UL62368-1, TUV BS EN/EN62368-1, BS EN/EN60335-1, 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.
Enlarge
CE · Certificate number R50453592
Ordering & shipping information
| Part number | EPP-120S-27 |
|---|---|
| Minimum order quantity | 1 |
| Country of origin | China |
| Typical packed weight | 290 g |
| Unit weight | 130 g |
EPP-120S model comparison
View all models| Model | Output voltage | Rated current | Rated power | Price | Availability |
|---|---|---|---|---|---|
| EPP-120S-15 | 15 V | 7.6 A | 114 W | $43.90 |
Ships in 3–5 business days
|
| EPP-120S-24 | 24 V | 5 A | 120 W | $41.06 |
Ships in 3–5 business days
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| EPP-120S-27 Currently viewing | 27 V | 4.44 A | 119.9 W | $43.90 |
Ships in 3–5 business days
|
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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.