# 24V 18.8A 450W AC DC Switching Power Sup
**URL**: https://novapart.co/products/SE-450-24../24v-188a-450w-ac-dc-switching-power-sup
**SKU**: SE-450-24..
**Manufacturer**: MEAN WELL
**Category**: Power & Line Protection || Power Supplies || AC / DC Converters || AC / DC Enclosed Power Supplies
**Price**: €87.3700
**Stock**: 10+
## Description
24V 18.8A 450W AC DC Switching Power Supply; Power Supply Applications:ITE; No. of Outputs:1Outputs; Output Power Max:450W; Output Voltage - Output 1:24V; Output Current - Output
## Specifications
| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| Product Range | - |
| No. Of Outputs | 1Outputs |
| Output Power Max | 450W |
| Input Voltage Vac | 90V AC to 264V AC |
| Power Supply Output Type | Fixed |
| Output Current - Output 1 | 18.8A |
| Output Current - Output 2 | - |
| Output Current - Output 3 | - |
| Output Current - Output 4 | - |
| Output Voltage - Output 1 | 24V |
| Output Voltage - Output 2 | - |
| Output Voltage - Output 3 | - |
| Output Voltage - Output 4 | - |
| Power Supply Applications | ITE |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:2801652/)
**SE - 450 series**
MEAN WELL 450W Single Output Power Supply **- series** ~~a~~
## ■
## **SPECIFICATION**
|**SPECIFICATION**
cAis|**SPECIFICATION**
cAis|||||||cAis|
|---|---|---|---|---|---|---|---|---|
|**SE-450-3.3**
**SE-450-5**
**MODEL**
**DC VOLTAGE**
**RATED CURRENT**
**CURRENT RANGE**
**RATED POWER**
**OUTPUT**
**VOLTAGE ADJ. RANGE**
**LINE REGULATION**
**LOAD REGULATION**
**SETUP, RISE TIME**
**HOLD UP TIME (Typ.)**
**VOLTAGE RANGE**
**FREQUENCY RANGE**
**EFFICIENCY (Typ.)**
**INPUT**
**INRUSH CURRENT (Typ.)**
**LEAKAGE CURRENT**
**OVER TEMPERATURE**
**SAFETY STANDARDS**
**SAFETY**
**WITHSTAND VOLTAGE**
**ISOLATION RESISTANCE**
**WORKING TEMP.**
**WORKING HUMIDITY**
**STORAGE TEMP., HUMIDITY**
**TEMP. COEFFICIENT**
**VIBRATION**
**MTBF**
**DIMENSION**
**OTHERS**
**NOTE**
**PACKING**
**OVERLOAD**
**OVER VOLTAGE**
**AC CURRENT (Typ.)**
3.3V
5V
75A
75A
0 ~ 75A
0 ~ 75A
247.5W
375W
200mVp-p
200mVp-p
2.97 ~ 3.63V
4.5 ~ 5.5V
1500ms, 50ms/230VAC 1500ms, 50ms/115VAC at full load
16ms/230VAC 12ms/115VAC at full load
90 ~ 132VAC / 180 ~ 264VAC selected by SW 254 ~ 370VDC
47 ~ 63Hz
74%
78%
10A/115VAC 6A/230VAC
35A/115VAC 55A/230VAC
<2.5mA / 240VAC
105 ~ 150% rated output power
3.8 ~ 4.6V
5.75 ~ 6.75V
13.8 ~ 16.2V
18 ~ 21V
32 ~ 36V
45 ~ 52V
57.6 ~ 67.2V
Protection type : Shut down o/p voltage, re-power on to recovery
Protection type : Shut down o/p voltage, re-power on to recovery
Shut down o/p voltage, recovers automatically after temperature goes down
UL60950-1 approved
I/P-O/P:3KVAC I/P-FG:2KVAC O/P-FG:0.5KVAC
I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25
/ 70% RH
℃
20 ~ 90% RH non-condensing
-40 ~ +85
,10 ~ 95% RH
℃
0.05%/
(0 ~ 50
)
±
℃
℃
-10 ~ +60
(Refer to "Derating Curve")
℃
10 ~ 500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes
225*124*50mm (L*W*H)
1.25Kg;12PCS/16Kg/1CUFT
84%
86%
86%
88%
200mVp-p
13.5 ~ 16.5V
200mVp-p
21.6 ~ 28.5V
200mVp-p
32.4 ~ 39.6V
200mVp-p
43.2 ~ 52.8V
15V
30A
0 ~ 30A
450W
24V
18.8A
0 ~ 18.8A
451.2W
36V
12.5A
0 ~ 12.5A
450W
48V
9.4A
0 ~ 9.4A
451.2W
**SE-450-15**
**SE-450-24**
**SE-450-36**
**SE-450-48**
**RIPPLE & NOISE (max.) Note.2**
**VOLTAGE TOLERANCE Note.3**
**ENVIRONMENT**
**PROTECTION**
83%
200mVp-p
10.8 ~ 13.5V
12V
37.5A
0 ~ 37.5A
450W
**SE-450-12**
±3.0%
±3.0%
±1.0%
±1.0%
±1.5%
±1.0%
±1.0%
±0.5%
±0.5%
±0.3%
±0.3%
±0.2%
±0.2%
±0.2%
±2.0%
±2.0%
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
℃
200K hrs min. MIL-HDBK-217F (25
)
℃
1. All parametersNOT specially mentioned are measured at230VAC input, rated load and 25 _of ambient temperature.
2. Ripple & noise are measured at20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.
3. Tolerance: includes set up tolerance, line regulation and load regulation.||**SE-450-3.3**|**SE-450-5**|**SE-450-12**|**SE-450-15**|**SE-450-24**|**SE-450-36**|**SE-450-48**|
||**DC VOLTAGE**|3.3V|5V|12V|15V|24V|36V|48V|
||**RATED CURRENT**|75A|75A|37.5A|30A|18.8A|12.5A|9.4A|
||**CURRENT RANGE**|0 ~ 75A|0 ~ 75A|0 ~ 37.5A|0 ~ 30A|0 ~ 18.8A|0 ~ 12.5A|0 ~ 9.4A|
||**RATED POWER**|247.5W|375W|450W|450W|451.2W|450W|451.2W|
||**RIPPLE & NOISE (max.) Note.2**|200mVp-p|200mVp-p|200mVp-p|200mVp-p|200mVp-p|200mVp-p|200mVp-p|
||**VOLTAGE ADJ. RANGE**|2.97 ~ 3.63V|4.5 ~ 5.5V|10.8 ~ 13.5V|13.5 ~ 16.5V|21.6 ~ 28.5V|32.4 ~ 39.6V|43.2 ~ 52.8V|
||**VOLTAGE TOLERANCE Note.3**|±3.0%|±3.0%|±1.0%|±1.0%|±1.5%|±1.0%|±1.0%|
||**LINE REGULATION**|±0.5%|±0.5%|±0.3%|±0.3%|±0.2%|±0.2%|±0.2%|
||**LOAD REGULATION**|±2.0%|±2.0%|±0.5%|±0.5%|±0.5%|±0.5%|±0.5%|
||**SETUP, RISE TIME**|1500ms, 50ms/230VAC 1500ms, 50ms/115VAC at full load|||||||
||**HOLD UP TIME (Typ.)**|16ms/230VAC 12ms/115VAC at full load|||||||
||**VOLTAGE RANGE**|90 ~ 132VAC / 180 ~ 264VAC selected by SW 254 ~ 370VDC|||||||
||**FREQUENCY RANGE**|47 ~ 63Hz|||||||
||**EFFICIENCY (Typ.)**|74%|78%|83%|84%|86%|86%|88%|
||**AC CURRENT (Typ.)**|10A/115VAC 6A/230VAC|||||||
||**INRUSH CURRENT (Typ.)**|35A/115VAC 55A/230VAC|||||||
||**LEAKAGE CURRENT**|<2.5mA / 240VAC|||||||
||**OVERLOAD**|105 ~ 150% rated output power
Protection type : Shut down o/p voltage, re-power on to recovery|||||||
||**OVER VOLTAGE**|3.8 ~ 4.6V
5.75 ~ 6.75V
13.8 ~ 16.2V
18 ~ 21V
32 ~ 36V
45 ~ 52V
57.6 ~ 67.2V
Protection type : Shut down o/p voltage, re-power on to recovery|||||||
||**OVER TEMPERATURE**|Shut down o/p voltage, recovers automatically after temperature goes down|||||||
||**WORKING TEMP.**|-10 ~ +60
(Refer to "Derating Curve")
℃|||||||
||**WORKING HUMIDITY**|20 ~ 90% RH non-condensing|||||||
||**STORAGE TEMP., HUMIDITY**|-40 ~ +85
,10 ~ 95% RH
℃|||||||
||**TEMP. COEFFICIENT**|0.05%/
(0 ~ 50
)
±
℃
℃|||||||
||**VIBRATION**|10 ~ 500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes|||||||
||**SAFETY STANDARDS**|UL60950-1 approved|||||||
||**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
℃|||||||
||**MTBF**|200K hrs min. MIL-HDBK-217F (25
)
℃|||||||
||**DIMENSION**|225*124*50mm (L*W*H)|||||||
||**PACKING**|1.25Kg;12PCS/16Kg/1CUFT|||||||
||℃
1. All parametersNOT specially mentioned are measured at230VAC input, rated load and 25 _of ambient temperature.
2. Ripple & noise are measured at20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.
3. Tolerance: includes set up tolerance, line regulation and load regulation.||||||||
_File Name:SE-450-SPEC 2015-01-22_
**SE - 450 series**
## 450W Single Output Power Supply
**==> picture [512 x 667] intentionally omitted <==**
**----- Start of picture text -----**
Mechanical Specification Case No.986A Unit:mm
33.5 150
26.7 160
Terminal Pin No. Assignment :
13 CN102
+V ADJ.24 LED Pin No. Assignment Pin No. Assignment
SVR1 1 AC/L 4~6 DC OUTPUT -V
9
2 AC/N 7~9 DC OUTPUT +V
8
3 FG
7
6 Function Connector(CN102):HRS DF11-4DP-2DS or equivalent
5
45.05 Pin No. Status Mating Housing Terminal
4 1 3 +S HRS DF11-4DS HRS DF11-**SC
3 2 4 -S or equivalent or equivalent
4-M4 L=5mm
2
1
15
Air flow
225 direction
26.7 160
13max.
8-M4(Both Sides) L=6mm
fosc : 100KHz
Block Diagram
110/220V(SW)
+S
ACTIVE
EMI INRUSH POWER RECTIFIERS +V
I/P FILTER CURRENT RECTIFIERS SWITCHING & -V
LIMITING FILTER
-S
FG O.V.P.
O.L.P.
PWM
O.T.P. CONTROL DETECTION
CIRCUIT
Derating Curve Static Characteristics
100
100 Others
90
180 ~ 264VAC
80 80 90 ~ 132VAC
3.3V,5V,12V 70
60
50
60
40
50
20 40
-10 0 10 20 30 40 45 50 60 70 (HORIZONTAL) 18090 19095 100200 105210 230115 132264
AMBIENT TEMPERATURE ( ℃ ) INPUT VOLTAGE (VAC) 60Hz
LOAD (%) LOAD (%)
25 50
13
38.45
11
144 50 124
9.25
37.5
16
**----- End of picture text -----**
_File Name:SE-450-SPEC 2015-01-22_
## Links
- [View this product on Novapart](https://novapart.co/products/SE-450-24../24v-188a-450w-ac-dc-switching-power-sup)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/mean-well/del-se-450-24/24v-18-8a-450w-ac-dc-switching/dp/2801652)
---
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