EM250S24DC 250W Outdoor Magnetic 24VDC Transformer

EM250S24DC 250W Outdoor Magnetic 24VDC Transformer

The EM250S24DC is a 250W outdoor magnetic DC transformer / LED driver built for compatible 24VDC low voltage lighting systems. Its compact NEMA 3R powder-coated steel enclosure houses an encapsulated transformer with dedicated primary and secondary circuit protection.

Why Choose the EM250S24DC?

✔ 250W 24VDC Output
Supports compatible 24VDC lighting loads up to 250W.

✔ Outdoor Powder-Coated Steel
NEMA 3R enclosure is designed for protected outdoor transformer installations.

✔ Manual Reset Protection
Includes separate manually reset primary and secondary breakers.

✔ 91% Efficiency
Manufacturer-rated 91% efficiency for dependable DC power delivery.

Electrical Specifications

• Input Voltage: 120V 60Hz
• Max. Input Current: 2.5A at full load
• Output Voltage - No Load: 25.6VDC
• Output Voltage - Fully Loaded: 23.5VDC
• Max. Total Wattage: 250W
• Max. Output Current: 10.4A
• Efficiency: 91%

Construction & Certification

• Enclosure: Black powder-coated steel, outdoor NEMA 3R
• Transformer Construction: Encapsulated magnetic transformer with separated primary and secondary windings
• Certification: Conforms to UL 2108; certified to CSA C22.2 No. 250.0
• Primary Breaker: 4A manually reset
• Secondary Breaker: 16A manually reset
• Dimensions: 8 × 4.15 × 3.41 in

How to Select the 250W 24VDC outdoor magnetic transformer

Choose the EM250S24DC when a project requires a 250W 24VDC outdoor magnetic transformer and the available supply matches 120V 60Hz. Confirm that every connected fixture accepts 24VDC and that the planned load fits the transformer’s circuit configuration. Its black powder-coated NEMA 3R steel enclosure is intended for outdoor transformer installations.

Add the wattage of every connected fixture and compare the total with the listed 250W maximum before ordering. The specifications show 25.6VDC at no load and 23.5VDC at full load, giving installers a reference for expected output as the connected load changes. Final transformer location, wiring, circuit protection and code compliance should be reviewed by a qualified installer before the system is energized.

Frequently Asked Questions

What lighting systems can use the EM250S24DC?
This 250W 24VDC outdoor magnetic transformer is intended for compatible low-voltage landscape or architectural lighting that accepts 24VDC power. The connected load must stay within the listed 250W capacity and 10.4A output-current limit.

Is the EM250S24DC dimmable?
Dimming is not listed as a feature in the supplied product data. Confirm dimmer compatibility in the EMCOD specification sheet before designing a dimming system.

Can this transformer be installed outdoors?
Yes. Its black powder-coated NEMA 3R steel enclosure is specified for outdoor transformer installations. Final placement and wiring must still follow the product instructions and applicable electrical requirements.

Compare voltage, capacity, circuit and enclosure options in our low-voltage landscape lighting transformer collection.

Official EMCOD Specification Sheet: Download PDF