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Ltech SE-40-300-1050-W1D 40W 300-1050mA LED Driver - NFC, DALI2 Dimmable

0.01% dimming depthoutput current adjustable with 1mA stepsuitable for class I/II/III indoor light fixtures

SKU SE-40-300-1050-W1D

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The Ltech SE-40-300-1050-W1D is a 40W constant-current LED driver intended for LED lighting applications that require dimming control. It is positioned for commercial and professional use where adjustable output current and DALI-based dimming are important.

Input 120~250VAC. Operating temperature -20~+45°C. Backed by a 5 year warranty.

Key Features

✓Input voltage: 120~250VAC
✓Dimming: DALI
✓Output voltage: 55V
✓Output current: 300~1050mA, NFC-programmable via app in 1mA steps
✓Rated power: 40W
✓Ingress protection: IP20
✓Operating temperature: -20~+45°C
✓Certifications: CB, CCC, CE, EAC, ENEC, KC, SELV, TUV
✓Dimensions: 142 x 23 x 40mm
✓5 year warranty

Frequently Asked Questions

What is the Ltech SE-40-300-1050-W1D designed for?

What makes this LED driver different from a basic non-dimmable driver?

This model stands out because it supports DALI2 dimming and includes NFC-based parameter adjustment through an app. It also offers adjustable output current in 1mA steps, along with soft-on and fade-in dimming features for a more refined lighting experience.

Is the output current fixed or adjustable on this model?

The output current is adjustable on this driver rather than being limited to a single fixed value. Ltech specifies 1mA adjustment steps, which gives more flexibility when matching the driver to compatible constant-current LED loads.

Does this driver support DALI control features beyond standard dimming?

Yes. The product description states that DALI address and other parameters can be changed via the app, and that DALI group and scene settings can be handled in the advanced DALI template. That makes this model more capable than a driver that only offers basic dimming response.

What operating environment is this driver rated for?

This model is specified for ambient temperatures from -20°C to 45°C. Buyers should confirm that the intended installation environment stays within that range for normal operation.

What are the key physical and durability features of this driver?

Ltech describes this driver as ultra small, thin, and lightweight, with a screwless end cap design. The housing uses V0 flame-retardant PC materials from SAMSUNG/COVESTRO, and the listed warranty period is 5 years.

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Model	Power	Voltage	Current	IP Rating
LTECH SE-40-300-1050-W2D 40W 300mA ~ 1050mA CC DALI2 LED Driver	40W	55V	0.3A	IP20	View

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Key Features

✓Input voltage: 120~250VAC

✓Dimming: DALI

✓Output voltage: 55V

✓Output current: 300~1050mA, NFC-programmable via app in 1mA steps

✓Rated power: 40W

✓Ingress protection: IP20

✓Operating temperature: -20~+45°C

✓Certifications: CB, CCC, CE, EAC, ENEC, KC, SELV, TUV

✓Dimensions: 142 x 23 x 40mm

✓5 year warranty

Ltech SE-40-300-1050-W1D 40W 300-1050mA LED Driver - NFC, DALI2 Dimmable

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Frequently Asked Questions

Payment & Security

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Ltech SE-40-300-1050-W1D 40W 300-1050mA LED Driver - NFC, DALI2 Dimmable

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