240W 110-220V to 12V 20A Switching Power Supply For Strip Light

Description:
ONLY for INDOOR USE
Widely used in Industrial automation, LED display, communications, etc.
Protection: Shortage Protection, Overload Protection, Over Voltage Protection.
Size:19.4cm X 11cm X 5cm
Weight: 734g
Input Voltage: 110V/220V ±15% 50/60Hz
Output Voltage: 12V DC
Output Current: 0~20.0A
Shell Material: Metal case / Aluminum base.
Working Temperature: 0?儈40??br />Storage Temperature: -20?儈60??br />Ambient Humidity: 0~95% Non-Condensation
This Power Supply Unit "DOES NOT" come with installation instruction, wiring cable, on/off switch, or screws.
Professional installation of qualified electrician is highly recommended.

How to calculate Support max LED Strip Length:
Assumption: Your LED Strip 60LEDs/m, and each LED 0.2W, then calculate max LED Strip Length: 0.2W/LED×60LEDs/m=12W/m, 240W(this listing)÷12W/m=20m, So, Support the LED Strip(60LEDs/m, 0.2W/LED) Length (Max)=20M.
 
Package Included:    
1 x 12V 20A 240W Switching Power Supply