The Larson Electronics IND-AT-120
Unit Type: Propane Convection Heater
Charge Method: Constant Voltage
This hypothetical setup would allow half the lights to come on as daylight began to fade and the rest of the lights would only come on once complete darkness had fallen
The NEMA 4X-rated unit accepts 230 V AC input and provides 12 V DC or 24 V DC output
400 Watt Flood Light - Class 1 Division 2 Groups A, B, C, D - Wet Area $250 - $500 The Larson Electronics IND-AT-120Specifications Additional Information HAL TRN 400 U. L Ratings Lamp Type: Metal Halide Class I, Division 2 Groups A, B, C, D Dimensions: 17 " W X 7" D X 20 3 4" H w Yoke Mount UL Standard 1598 (supersedes UL Standard 57) Watts: 400 UL Standard 844 Lumens Per Watt: 100 115 Approx Class I Div. 2 UL Standard 1598A Voltage: Quad Tap (120V, 208V, 240V, 277V) Max OP Temp 325C (T1 NEC ID Number) Lighting Configuration: Flood Pattern Operating temperature 325