This is a Mean Well 48V 40W Single Output Switching Power Supply, manufacturer's part number HLG-40H-48B. This is a NEW part, it has never been used, and is sold in it's original retail packaging. It is sold exactly as shown and does not include any additional parts or accessories.

Features:

• Univerisal AC input/Full range (up to 305VAC)
• Built-in active PFC function
• Protections: Short Circuit/ Over Current/ Over voltage/ Over temperature
• Cooling by free air convection
• OCP point adjustable though output cable or internal potentiometer
• IP67/IP65 design for indoor or outdoor installations
• Class 2 power unit
• Three in one dimming function (1~10Vdc or PWM signal or resistance)
• Compliance to worldwide safety regulations for lighting
• Suitable for dry/damp/wet locations