Here is an analysis of "BRP490L LED157 NW 100W DW2n PSA SP1 911401647309":

BRP490L: It's likely the model number of a product series. The "L" might suggest a specific variation, perhaps indicating a larger size, different shape, or additional features compared to the standard BRP490.

LED157 NW: Indicates that the light source is based on light - emitting diodes (LEDs). The number 157 likely represents the quantity of LEDs. "NW" stands for "Neutral White," meaning the light has a neutral - white color temperature, which provides a balanced and natural - looking illumination.

100W: Represents the power consumption of the product. A 100 - watt power rating indicates that it can produce a relatively high level of brightness, suitable for applications requiring significant lighting.

DW2n: Probably related to the driver or control circuit of the LED. It may denote a specific version or type of driver that provides a stable power supply and might offer features like dimming support and protection against electrical faults.

PSA: Could refer to a packaging type, a safety standard, or an abbreviation related to the production process, such as the production site or a quality - control measure.

SP1: Might be an additional code indicating a special feature, a particular configuration, or a characteristic related to a specific application or market segment.

911401647309: This is most likely a unique serial number or identification code assigned to this specific product unit for tracking, inventory management, and after - sales support.

In summary, "BRP490L LED157 NW 100W DW2n PSA SP1 911401647309" is a neutral - white LED lighting product with specific features and characteristics, designed to meet different lighting requirements in various settings.