What high-power applications is the LRS-1200-12 designed for?

The LRS-1200-12 delivers 12V DC at 92A, making it suitable for high-current 12V bus systems, large LED driver arrays, industrial motor drives, and data center auxiliary power rails. Its 1200W output is among the highest in the LRS series and is intended for demanding continuous-load applications.

Is the LRS-1200-12 suitable for use in high-temperature environments?

The LRS-1200-12 is rated for operation from -30°C to +70°C, allowing continuous use in demanding industrial environments without forced-air cooling up to the rated temperature ceiling. The unit is designed for indoor installation in ventilated enclosures; it does not carry an IP rating for outdoor or wet-location use.

What input voltage range does the LRS-1200-12 accept?

The LRS-1200-12 accepts 180-305VAC, covering both 100V/120V and 208V/240V AC mains without manual voltage selection. This universal input range makes it compatible with global power infrastructure and suitable for equipment exported to multiple regions.

How do I determine if the LRS-1200-12 has enough headroom for my load?

The LRS-1200-12 is rated at 1200W output. Best practice is to keep continuous load at or below 80% of rated capacity, which for this unit is approximately 960W sustained draw. The 12V output at 92A gives the total current budget across all loads sharing this supply.

Image shown is a representation only. Exact specifications should be obtained from the product datasheet.

Mean Well

Mean Well LRS-1200-12 Enclosed Power supply 1104W 12V 92A

4.7 (17 reviews)

AC input 180~305Vaccompact size with low profile150% peak power 5sconformal coating

SKU LRS-1200-12

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The Mean Well LRS-1200-12 is a 1,200W enclosed switching power supply delivering 12V DC at up to 92A. Its slim enclosed case suits panel and cabinet mounting where depth is limited.

It runs from 180~305VAC single-phase input across a -30°C to 70°C range, cools by free-air convection and carries CB, CE, CQC, DEKRA, EAC, KC and UL approvals, and includes short circuit, overload, over-voltage and over-temperature protection. Backed by a 3-year warranty.

Key Features

✓AC input 180~305Vac input
✓Global certificates in multi-fields (ITE 62368-1, Industrial 61558-1/-2-16)
✓Compact size with low profile (17W/inch³)
✓150% peak power @5s
✓High efficiency up to 94%
✓Built-in constant current limiting circuit
✓Protections: Short circuit / Overload / Over voltage / Over temperature
✓Forced air cooling, cooling fan speed control
✓Built-in DC OK/Remote Control/Remote Sense
✓-30~+70℃ wide range operation temperature
✓Over voltage category (OVC III)
✓Operating altitude up to 5000 meters
✓Conformal coating
✓3 years warranty

Payment & Security

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Model	Power	Voltage	Current
Mean Well LRS-1200-48 Enclosed Power supply 1200W 48V	1200W	48V	25A	View
Mean Well LRS-1200-36 Enclosed Power supply 1200W 36V	1200W	36V	33.3A	View
Mean Well LRS-1200-24 Enclosed Power supply 1200W 24V	1200W	24V	50A	View

Customer reviews

4.7 Reviews verified for authenticity

5 ★ (13)

4 ★ (3)

3 ★ (1)

2 ★ (0)

1 ★ (0)

Reviewed by 17 customers across the LRS series

Cheap and reliable enclosed PSU
By Ravi N.|2026-06-14✓ Verified Buyer
Model: LRS-50-24Quantity: 10
LRS-50-24 powers our sensor rack. Great price, no fuss.
Good budget option
By Kelly B.|2026-05-20✓ Verified Buyer
Model: LRS-100-24Quantity: 4
Runs a bit warm in a sealed box — add airflow. Otherwise solid.
Standardised on these
By FitOut Ltd|2026-04-25
Model: LRS-350-24Quantity: 25
Use LRS across all our retail fit-outs now.

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Key Features

✓AC input 180~305Vac input

✓Global certificates in multi-fields (ITE 62368-1, Industrial 61558-1/-2-16)

✓Compact size with low profile (17W/inch³)

✓150% peak power @5s

✓High efficiency up to 94%

✓Built-in constant current limiting circuit

✓Protections: Short circuit / Overload / Over voltage / Over temperature

✓Forced air cooling, cooling fan speed control

✓Built-in DC OK/Remote Control/Remote Sense

✓-30~+70℃ wide range operation temperature

✓Over voltage category (OVC III)

✓Operating altitude up to 5000 meters

✓Conformal coating

✓3 years warranty

Mean Well LRS-1200-12 Enclosed Power supply 1104W 12V 92A

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Cheap and reliable enclosed PSU

Good budget option

Standardised on these

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Mean Well LRS-1200-12 Enclosed Power supply 1104W 12V 92A

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