Power Supplies - Chassis Mount

LOP Low-Profile Open-Frame Power Supplies

MEAN WELL LOP Low-Profile Open-Frame Power Supplies feature 200W to 600W devices with a compact package. The power supplies provide high reliability, high efficiency, and a safety-oriented built-in PCB with excellent EMC performance. The MEAN WELL LOP Power Supplies are suitable for Class I and II systems and compliant with multiple safety standards, including ITE 62368-1, medical 60601-1, industrial 61558-1, and 60335-1. The power supplies operate with a universal input voltage range and a 47Hz to 63Hz frequency range. The LOP family is ideal for high-power applications, including industrial automation machinery, security systems, mechanical/electrical equipment, network equipment, telecom devices, power-over-Ethernet (POE) power-sourcing equipment, home automation, and medical devices.

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Part #

Power Supplies - Chassis Mount 300W 12V 25A Medical 2X4 low profile

LOP-300-12
MEAN WELL
1: $42.40
273On Order

Mfr. Part No.
LOP-300-12

Mouser Part No
709-LOP-300-12

MEAN WELL

Power Supplies - Chassis Mount 300W 12V 25A Medical 2X4 low profile

Learn More

Datasheet

273On Order

$42.40

$40.40

$38.60

$37.50

Min.: 1
Mult.: 1

300 W

80 VAC to 264 VAC, 113 VDC to 370 VDC

1 Output

12 VDC

25 A

Open Frame

4 kVAC

92.5 %

101.6 mm

50.8 mm

25.4 mm

LOP-300

Power Supplies - Chassis Mount 300W 30V 10A Medical 2X4 low profile

LOP-300-30
MEAN WELL
1: $42.40
161On Order

Mfr. Part No.
LOP-300-30

Mouser Part No
709-LOP-300-30

MEAN WELL

Power Supplies - Chassis Mount 300W 30V 10A Medical 2X4 low profile

Learn More

Datasheet

161On Order

$42.40

$40.40

$38.60

$37.50

Min.: 1
Mult.: 1

300 W

80 VAC to 264 VAC, 113 VDC to 370 VDC

1 Output

30 VDC

10 A

Open Frame

4 kVAC

93 %

101.6 mm

50.8 mm

25.4 mm

LOP-300

Power Supplies - Chassis Mount 399.6W 12V 33.3A 3x5 medical

LOP-400-12
MEAN WELL
1: $65.00
93Expected 05/10/2026

Mfr. Part No.
LOP-400-12

Mouser Part No
709-LOP-400-12

MEAN WELL

Power Supplies - Chassis Mount 399.6W 12V 33.3A 3x5 medical

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Datasheet

93Expected 05/10/2026

$65.00

$61.90

$59.20

$57.50

Min.: 1
Mult.: 1

399.6 W

80 VAC to 264 VAC, 113 VDC to 370 VDC

1 Output

12 VDC

33.3 A

Open Frame

4 kVAC

94 %

Industrial

127 mm

76.2 mm

27.5 mm

LOP-400

Power Supplies - Chassis Mount 403.2W 48V 8.4A 3x5 medical

LOP-400-48
MEAN WELL
1: $65.00
96On Order

Mfr. Part No.
LOP-400-48

Mouser Part No
709-LOP-400-48

MEAN WELL

Power Supplies - Chassis Mount 403.2W 48V 8.4A 3x5 medical

Learn More

Datasheet

96On Order

$65.00

$61.90

$59.20

$57.50

Min.: 1
Mult.: 1

403.2 W

80 VAC to 264 VAC, 113 VDC to 370 VDC

1 Output

48 VDC

8.4 A

Open Frame

4 kVAC

95 %

Industrial

127 mm

76.2 mm

27.5 mm

LOP-400

Power Supplies - Chassis Mount 405W 54V 7.5A 3x5 medical

LOP-400-54
MEAN WELL
1: $65.00
26On Order

Mfr. Part No.
LOP-400-54

Mouser Part No
709-LOP-400-54

MEAN WELL

Power Supplies - Chassis Mount 405W 54V 7.5A 3x5 medical

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Datasheet

26On Order

$65.00

$61.90

$59.20

$58.58

Min.: 1
Mult.: 1

400 W

80 VAC to 264 VAC, 113 VDC to 370 VDC

1 Output

54 VDC

7.5 A

Open Frame

95 %

Medical, Industrial

127 mm (5 in)

76.2 mm (3 in)

27.5 mm (1.083 in)

LOP-400

Power Supplies - Chassis Mount 600W 12V 50A 3x5 medical

LOP-600-12
MEAN WELL
1: $83.60
33Expected 31/03/2027

Mfr. Part No.
LOP-600-12

Mouser Part No
709-LOP-600-12

MEAN WELL

Power Supplies - Chassis Mount 600W 12V 50A 3x5 medical

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Datasheet

33Expected 31/03/2027

$83.60

$79.60

$76.10

$73.90

Min.: 1
Mult.: 1

600 W

80 VAC to 264 VAC, 113 VDC to 370 VDC

1 Output

12 VDC

50 A

Open Frame

4 kVAC

93 %

Industrial

127 mm

76.2 mm

35 mm

LOP-600

Power Supplies - Chassis Mount 601.2W 36V 16.7A 3x5 medical

LOP-600-36
MEAN WELL
1: $83.60
71On Order

Mfr. Part No.
LOP-600-36

Mouser Part No
709-LOP-600-36

MEAN WELL

Power Supplies - Chassis Mount 601.2W 36V 16.7A 3x5 medical

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Datasheet

71On Order

$83.60

$79.60

$76.10

$73.90

Min.: 1
Mult.: 1

601.2 W

80 VAC to 264 VAC, 113 VDC to 370 VDC

1 Output

36 VDC

16.7 A

Open Frame

4 kVAC

95 %

Industrial

127 mm

76.2 mm

33.5 mm

LOP-600

Power Supplies - Chassis Mount 604.8W 54V 11.2A 3x5 medical

LOP-600-54
MEAN WELL
1: $83.60
96On Order

Mfr. Part No.
LOP-600-54

Mouser Part No
709-LOP-600-54

MEAN WELL

Power Supplies - Chassis Mount 604.8W 54V 11.2A 3x5 medical

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Datasheet

96On Order

$83.60

$79.60

$76.10

$73.90

Min.: 1
Mult.: 1

604.8 W

80 VAC to 264 VAC, 113 VDC to 370 VDC

1 Output

54 VDC

11.2 A

Open Frame

4 kVAC

95 %

Industrial

127 mm

76.2 mm

33.5 mm

LOP-600

Power Supplies - Chassis Mount 399.6W 18V 22.2A 3x5 medical

LOP-400-18
MEAN WELL
1: $65.00
5Expected 10/11/2026

Mfr. Part No.
LOP-400-18

Mouser Part No
709-LOP-400-18

MEAN WELL

Power Supplies - Chassis Mount 399.6W 18V 22.2A 3x5 medical

Learn More

Datasheet

5Expected 10/11/2026

$65.00

$61.90

$59.20

$58.58

Min.: 1
Mult.: 1

399.6 W

80 VAC to 264 VAC, 113 VDC to 370 VDC

1 Output

18 VDC

22.2 A

Open Frame

4 kVAC

95 %

Industrial

127 mm

76.2 mm

27.5 mm

LOP-400

Power Supplies - Chassis Mount 402.3W 27V 14.9A 3x5 medical

LOP-400-27
MEAN WELL
1: $65.00
6Expected 03/11/2026

Mfr. Part No.
LOP-400-27

Mouser Part No
709-LOP-400-27

MEAN WELL

Power Supplies - Chassis Mount 402.3W 27V 14.9A 3x5 medical

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Datasheet

6Expected 03/11/2026

$65.00

$61.90

$59.20

$58.58

Min.: 1
Mult.: 1

402.3 W

80 VAC to 264 VAC, 113 VDC to 370 VDC

1 Output

27 VDC

14.9 A

Open Frame

4 kVAC

95 %

Industrial

127 mm

76.2 mm

27.5 mm

LOP-400

Power Supplies - Chassis Mount 403.2W 36V 11.2A 3x5 medical

LOP-400-36
MEAN WELL
1: $65.00
15On Order

Mfr. Part No.
LOP-400-36

Mouser Part No
709-LOP-400-36

MEAN WELL

Power Supplies - Chassis Mount 403.2W 36V 11.2A 3x5 medical

Learn More

Datasheet

15On Order

$65.00

$61.90

$59.20

$58.58

Min.: 1
Mult.: 1

400 W

80 VAC to 264 VAC, 113 VDC to 370 VDC

1 Output

36 VDC

11.2 A

Open Frame

95 %

Medical, Industrial

127 mm (5 in)

76.2 mm (3 in)

27.5 mm (1.083 in)

LOP-400

Power Supplies - Chassis Mount 499.2W 12V 41.6A 3x5 medical

LOP-500-12
MEAN WELL
1: $77.90
7Expected 27/10/2026

Mfr. Part No.
LOP-500-12

Mouser Part No
709-LOP-500-12

MEAN WELL

Power Supplies - Chassis Mount 499.2W 12V 41.6A 3x5 medical

Learn More

Datasheet

7Expected 27/10/2026

$77.90

$74.20

$70.90

$70.29

Min.: 1
Mult.: 1

499.2 W

80 VAC to 264 VAC, 113 VDC to 370 VDC

1 Output

12 VDC

41.6 A

Open Frame

4 kVAC

93.5 %

Industrial

127 mm

76.2 mm

30.5 mm

LOP-500

Power Supplies - Chassis Mount 500.4W 36V 13.9A 3x5 medical

LOP-500-36
MEAN WELL
1: $77.90
15Expected 13/11/2026

Mfr. Part No.
LOP-500-36

Mouser Part No
709-LOP-500-36

MEAN WELL

Power Supplies - Chassis Mount 500.4W 36V 13.9A 3x5 medical

Learn More

Datasheet

15Expected 13/11/2026

$77.90

$74.20

$70.90

$70.29

Min.: 1
Mult.: 1

500.4 W

80 VAC to 264 VAC, 113 VDC to 370 VDC

1 Output

36 VDC

13.9 A

Open Frame

4 kVAC

95 %

Industrial

127 mm

76.2 mm

30.5 mm

LOP-500

Power Supplies - Chassis Mount 499.2W 48V 10.4A 3x5 medical

LOP-500-48
MEAN WELL
1: $77.90
24Expected 21/12/2026

Mfr. Part No.
LOP-500-48

Mouser Part No
709-LOP-500-48

MEAN WELL

Power Supplies - Chassis Mount 499.2W 48V 10.4A 3x5 medical

Learn More

Datasheet

24Expected 21/12/2026

$77.90

$74.20

$70.90

$68.90

Min.: 1
Mult.: 1

499.2 W

80 VAC to 264 VAC, 113 VDC to 370 VDC

1 Output

48 VDC

10.4 A

Open Frame

4 kVAC

95 %

Industrial

127 mm

76.2 mm

30.5 mm

LOP-500

Power Supplies - Chassis Mount 400.5W 15V 26.7A 3x5 medical

LOP-400-15
MEAN WELL
1: $65.00
Non-Stocked Lead-Time 13 Weeks

Mfr. Part No.
LOP-400-15

Mouser Part No
709-LOP-400-15

MEAN WELL

Power Supplies - Chassis Mount 400.5W 15V 26.7A 3x5 medical

Learn More

Datasheet

Non-Stocked Lead-Time 13 Weeks

$65.00

$61.90

$59.20

$58.58

Min.: 1
Mult.: 1

400 W

80 VAC to 264 VAC, 113 VDC to 370 VDC

1 Output

15 VDC

26.7 A

Open Frame

94.5 %

Medical, Industrial

127 mm (5 in)

76.2 mm (3 in)

27.5 mm (1.083 in)

LOP-400

LOP Low-Profile Open-Frame Power Supplies

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199.8 W
200.4 W
201 W
201.6 W
202.5 W
205.2 W
299.7 W
299.8 W
300 W
300.6 W
302.4 W
399.6 W
400 W
402.3 W
403.2 W
499.2 W
499.5 W
500.4 W
502.2 W
599.4 W

3.8 A
4.2 A
5.6 A
6.3 A
7.5 A
8.3 A
8.4 A
9.3 A
10 A
10.4 A
11.1 A
11.2 A
12.5 A
13.4 A
13.9 A
14.9 A
16.7 A
18.5 A
20 A
22.2 A